ILLINOIS POLLUTION CONTROL BOARD
    October 5, 2000
    IN THE MATTER OF:
    )
    )
    SDWA UPDATE, USEPA AMENDMENTS
    )
    R01-7
    (January 1, 2000, through June 30, 2000)
    )
    (Identical-in-Substance Rulemaking -
    )
    Public Water Supplies)
    Proposed Rule. Proposal for Public Comment.
    OPINION OF THE BOARD (by R.C. Flemal):
    Under Sections 7.2 and 17.5 of the Environmental Protection Act (Act) (415 ILCS 5/7.2 and 17.5 (1998)),
    the Board proposes amendments to the Illinois regulations that are “identical in substance” to drinking water
    regulations that the United States Environmental Protection Agency (USEPA) adopted to implement Sections
    1412(b), 1414(c), 1417(a), and 1445(a) of the federal Safe Drinking Water Act (SDWA) (42 U.S.C. §§ 300g-1(a), 300g-
    3(c), 300g-6(a), and 300j-4(a) (1998)). The nominal timeframe of this docket includes federal SDWA amendments
    that USEPA adopted in the period January 1, 2000, through June 30, 2000.
    Sections 7.2 and 17.5 provide for quick adoption of regulations that are identical in substance to federal
    regulations that USEPA adopts to implement Sections 1412(b), 1414(c), 1417(a), and 1445(a) of the federal Safe
    Drinking Water Act (SDWA) (42 U.S.C. §§ 300g-1(a), 300g-3(c), 300g-6(a), and 300j-4(a) (1998)). Section 17.5 also
    provides that Title VII of the Act and Section 5 of the Administrative Procedure Act (APA) (5 ILCS 100/5-35 and 5-
    40 (1998)) do not apply to the Board’s adoption of identical-in-substance regulations. The federal SDWA regulations
    are found at 40 C.F.R. 141 through 143.
    This opinion supports an order that the Board also adopts today. The Board will cause the proposed
    amendments to be published in the
    Illinois Register
    and will hold the docket open to receive public comments for 45
    days after the date of publication.
    FEDERAL ACTIONS CONSIDERED IN THIS RULEMAKING
    The following briefly summarizes the federal actions considered in this rulemaking.
    Docket R01-7: January 1, 2000, through June 30, 2000, SDWA Amendments
    USEPA amended the federal SDWA regulations on eight occasions during the period January 1, 2000,
    through June 30, 2000.
    Each is summarized below:
    65 Fed. Reg. 1950 (January 12, 2000)
    USEPA made a number of minor amendments to the lead and copper rule in order to facilitate
    implementation of the rule.
    65 Fed. Reg. 11372 (March 2, 2000)
    USEPA amended its September 17, 1999 (64 Fed. Reg. 50556) unregulated contaminants monitoring rule.
    65 Fed. Reg. 20304 (April 14, 2000)
    USEPA adopted amendments to the December 16, 1998 interim enhanced surface water treatment rule (64
    Fed. Reg. 69478) and the Stage 1 disinfectants and disinfectant byproducts rule (64 Fed. Reg. 69390).
    65 Fed. Reg. 25982 (May 4, 2000)
    USEPA adopted amendments to the public notification rules, which prescribe the form, manner, content,

    2
    and frequency of public notice under the drinking water rules. The amendments implement the
    community-right-to-know provisions of the SDWA Amendments of 1996.
    65 Fed. Reg. 34404 (May 30, 2000)
    USEPA removed the maximum contaminant level goal (MCLG) of zero for chloroform in drinking water.
    This was in response to the vacatur in Chlorine Chemistry Council and Chemical Manufacturers
    Association v. EPA, slip op., No. 98-1627 (D.D.C. March 31, 2000).
    65 Fed. Reg. 37052 (June 13, 2000)
    USEPA withdrew its April 14, 2000 direct final rule relating to the interim enhanced surface water
    treatment rule and the Stage 1 disinfectants and disinfectant byproducts rule in response to adverse public
    comments.
    65 Fed. Reg. 38629 (June 21, 2000)
    USEPA corrected its May 4, 2000 public notification rule.
    65 Fed. Reg. 40520 (June 30, 2000)
    USEPA corrected its May 4, 2000 public notification rule.
    Later SDWA (Drinking Water) Amendments of Interest
    The Board engages in ongoing monitoring of federal actions. As of the date of this opinion and
    accompanying order, we have not identified any USEPA actions since June 30, 2000, that further amend the SDWA
    rules. When the Board observes an action outside the nominal timeframe of a docket that would require expedited
    consideration in the pending docket, the Board will expedite consideration of those amendments. Federal actions
    that could warrant expedited consideration include those that directly affect the amendments involved in this
    docket, those for which compelling reasons would warrant consideration as soon as possible, and those for which
    the Board has received a request for expedited consideration. If the Board identifies any federal actions that fulfill
    these criteria prior to final action on the present amendments, it may include those amendments in the present
    update docket R01-7.
    SDWA (Drinking Water) Amendments on Which No Board Action Will Be Necessary
    Among the various federal SDWA amendments examined by the Board and listed above, there are some on
    which no Board action will be necessary in the present update docket R01-7. The reasons why no Board action will
    be necessary vary from one federal action to another. The Board lists these four federal actions among those
    considered in this docket for the benefit of the regulated community, but we do not further discuss them in this
    opinion.
    1.
    No Board action will be necessary on the federal action of March 2, 2000 (65 Fed. Reg. 11372). The
    federal action amended the September 17, 1999 (64 Fed. Reg. 50556) unregulated contaminants
    monitoring rule. In the prior update docket SDWA Update, USEPA Amendments (July 1, 1999,
    through December 31, 1999) (July 22, 2000), R00-12, the Board determined that it was not
    necessary to incorporate the unregulated contaminants monitoring rule into the Illinois drinking
    water regulations.
    2.
    Similarly, no Board action will be necessary on the federal action of April 14, 2000 (65 Fed. Reg.
    20304). These amendments to the December 16, 1998 interim enhanced surface water treatment
    rule (64 Fed. Reg. 69478) and the Stage 1 disinfectants and disinfectant byproducts rule (64 Fed.
    Reg. 69390) were a direct final rule. On June 13, 2000 (65 Fed. Reg. 37052; see below), USEPA
    withdrew these amendments in response to adverse public comments.
    3.
    No action will be necessary as to the federal cleanup amendments of May 30, 2000 (65 Fed. Reg.
    34404). The USEPA removal of the MCLG for chloroform in response to the decision in Chlorine

    3
    Chemistry Council and Chemical Manufacturers Association v. EPA, slip op., No. 98-1627 (D.D.C.
    March 31, 2000), did not affect any rule with a counterpart in the Illinois regulations. The MCLGs
    are outside the Board’s SDWA identical-in-substance mandate, so no Board actions will be needed
    to incorporate these amendments into the Illinois rules.
    4.
    The federal action of June 13, 2000 (65 Fed. Reg. 37052), was the withdrawal of the amendments
    of April 14, 2000 (65 Fed. Reg. 20304; see above) to the interim enhanced surface water treatment
    rule and the Stage 1 disinfectants and disinfectant byproducts rule.
    Summary Listing of the Federal Actions Forming the Basis of the Board’s Actions in this Docket
    Based on the foregoing, the federal actions that form the basis for Board action in this update docket are as
    follows, in chronological order:
    65 Fed. Reg. 1950 (January 12, 2000)
    Amendments to the lead and copper rule intended to
    facilitate implementation.
    65 Fed. Reg. 25982 (May 4, 2000)
    Amendments to the public notification rules intended to
    implement the community-right-to-know provisions.
    65 Fed. Reg. 38629 (June 21, 2000)
    Corrections to the May 4, 2000 public notification rule.
    65 Fed. Reg. 40520 (June 30, 2000)
    Corrections to the May 4, 2000 public notification rule.
    PUBLIC COMMENTS
    The Board will receive public comments on this proposal for a period of 45 days following its publication in
    the
    Illinois Register
    . After that time, the Board will immediately consider adoption of the amendments, making any
    necessary changes made evident through the public comments. The Board will file any adopted rules with the
    Secretary of State immediately after adoption.
    DISCUSSION
    The following discussion begins with a description of the types of deviations the Board makes from the
    literal text of federal regulations in adopting identical-in-substance rules. It is followed by a discussion of the
    amendments and actions undertaken in direct response to the federal actions involved in this proceeding. This first
    series of discussions is organized by federal subject matter, generally appearing in chronological order of the relevant
    Federal Register
    notices involved. Finally, this discussion closes with a description of the amendments and actions
    that are not directly derived from the federal actions.
    General Revisions and Deviations from the Federal Text
    In incorporating the federal rules into the Illinois system, some deviation from the federal
    text is unavoidable. This deviation arises primarily through differences between the federal and
    state regulatory structure and systems. Some deviation also arises through errors in and problems
    with the federal text itself. The Board conforms the federal text to the Illinois rules and regulatory
    scheme and corrects errors that we see in the text as we engage in these routine update
    rulemakings.
    In addition to the amendments derived from federal amendments, the Board often finds it
    necessary to alter the text of various passages of the existing rules as provisions are opened for
    update in response to USEPA actions. This involves correcting deficiencies, clarifying
    provisions, and making other changes that are necessary to establish a clear set of rules that

    4
    closely parallel the corresponding federal requirements within the codification scheme of the
    Illinois Administrative Code.
    The Board updates the citations to the
    Code of Federal Regulations
    to the most recent
    version available. As of the date of this opinion, the most recent version of the
    Code of Federal
    Regulations
    available to the Board is the July 1, 1999 version. Thus, we have updated all
    citations to the 1999 version, adding references to later amendments using their appropriate
    Federal Register
    citation, where necessary.
    The Board substituted “or” for “/” in most instances where this appeared in the federal
    base text, using “and” where more appropriate. The Board further used this opportunity to make a
    number of corrections to punctuation, grammar, spelling, and cross-reference format throughout the
    opened text. We changed “who” to “that” and “he” or “she” to “it,” where the person to which the
    regulation referred was not necessarily a natural person, or to “he or she,” where a natural person
    was evident; changed “which” to “that” for restrictive relative clauses; substituted “must” for
    “shall”; capitalized the section headings and corrected their format where necessary; and corrected
    punctuation within sentences.
    In addition, the federal rules have been edited to establish a uniform usage throughout the
    Board’s regulations. For example, with respect to “shall,” “will,” and “may,” “must” is used
    when an action is required by the rule, without regard to whether the action is required of the
    subject of the sentence or not. “Shall” is no longer, since it is not used in everyday language.
    Thus, where a federal rule uses “shall,” the Board substitutes “must.” This is a break from our
    former practice where “shall” was used when the subject of a sentence has a duty to do something.
    “Will” is used when the Board obliges itself to do something. “May” is used when choice of a
    provision is optional. “Or” is used rather than “and/or,” and denotes “one or both.” “Either . . .
    or” denotes “one but not both.” “And” denotes “both.”
    The Joint Committee on Administrative Rules (JCAR) has requested that the Board refer to
    the United States Environmental Protection Agency in the same manner throughout all of our bodies
    of regulations—
    i.e.
    , air, water, drinking water, RCRA Subtitle D (municipal solid waste landfill),
    RCRA Subtitle C (hazardous waste), underground injection control (UIC), etc. The Board has
    decided to refer to the United States Environmental Protection Agency as “USEPA.” We will
    continue this conversion in future rulemakings as additional sections become open to amendment.
    We will further convert “EPA” used in federal text to “USEPA,” where USEPA is clearly
    intended.
    The Board has assembled tables to aid in the location of these alterations and to briefly
    outline their intended purpose. The tables set forth the miscellaneous deviations from the federal
    text and corrections to the pre-amended base text of the rules in detail. The tables are set forth and
    explained beginning at page 13. There is no further discussion of most of the deviations and
    revisions elsewhere in this opinion.

    5
    Discussion of Particular Federal Actions
    Lead and Copper Amendments—Sections 611.126 and Subpart G
    On January 12, 2000 (65 Fed. Reg. 1950), USEPA adopted amendments to the June 7, 1991 (56 Fed. Reg.
    26460) lead and copper rule. The Board adopted the lead and copper rule in
    Safe Drinking Water Act Update,
    Phase IIB and Lead and Copper Rules (June 1, 1991, through December 31, 1991) (May 5, 1993),
    R92-3. USEPA adopted a number of corrections to the lead and copper rule on
    June 30, 1994 (59 Fed.
    Reg. 33860)
    , which the Board subsequently incorporated into the Illinois regulations in
    Safe Drinking
    Water Act Update, Lead and Copper Rules Corrections (January 1 through June 30, 1994) Safe Drinking Water Act
    Update, Phase II, IIB & V Corrections & Analytical Methods Amendments (July 1 through December 31, 1994) (June
    15, 1995), R94-23/R95-3 (consolidated). USEPA stated that the January 12, 2000 corrections are intended to
    eliminate unnecessary provisions, streamline and reduce the reporting requirements, and facilitate consistent
    implementation of the rule. USEPA stated that the amendments do not affect the lead and copper action levels or
    the basic regulatory requirements.
    The Board has incorporated the federal amendments into the Illinois drinking water regulations with
    minimal deviation from the literal text of the federal amendments. In the course of incorporating the federal
    amendments into the Illinois rules, the Board has found it necessary to undertake some minor deviations due to
    problems with the literal text of the federal rules. Persons interested in the substance of the underlying federal action
    should refer to the notice that appeared in the January 19, 2000 issue of the
    Federal Register
    . Table 1, which begins
    on page 13 of this opinion, outlines the deviations from the literal text of the federal rules that the Board found
    necessary to incorporate the amendments. The Board will offer no explanation of most of those deviations beyond
    that set forth in the table. We do, however, explain a couple of the more significant deviations in this discussion.
    One deviation relates to the federal definition of “lead free.” The federal rules, at 40 C.F.R.
    141.86(g)(1)(i)(B) (corresponding with 35 Ill. Adm. Code 611.356(g)(1)(A)(ii)), define “lead free” as it relates to
    plumbing fixtures and fittings. The federal rules define as “lead free” those fixtures and fittings that “meet the
    specifications of any standard established pursuant to 42 U.S.C. 300g-6(e) (SDWA section 1417(e)).” Section 1417(e)
    mandates that USEPA provide information to “qualified third-party certifiers in the development of standards and
    testing protocols” for the fixtures and fittings. The Board cannot incorporate such an open-ended definition into the
    Illinois Administrative Code
    . Rather, under Section 5-75 of the Illinois Administrative Procedure Act, the Board must
    reference a particular standard and a particular version of that standard. (415 ILCS 100/5-75 (1998).)
    In the earlier update docket, SDWA Update, USEPA Regulations (January 1, 1998, through June 30, 1998)
    (February 4, 1999), R99-6, the Board amended 35 Ill. Adm. Code 611.126(d) (corresponding with 40 C.F.R.
    141.43(d)) to correspond with required federal amendments to Section 1417(d) of SDWA (42 U.S.C. 300g-6(d)
    (1998)) relating to the definition of “lead free” fixtures and fittings. Those federal amendments also defined “lead
    free” in t
    erms of standards adopted under Section 1417(e) of SDWA (42 U.S.C. 300g-6(e) (1998)).
    The Board noted that USEPA had asserted in the
    Federal Register
    , at 62 Fed. Reg. 44684 (August
    22, 1997) that National Sanitation Foundation (NSF) Standard 61, Section 9 was a standard
    adopted under Section 1417(e) of SDWA, and we incorporated the NSF standard by reference in
    place of the impermissible “any standard” language.
    Confronting this same USEPA open-ended incorporation of “any standard” into the federal rules, the Board
    resolves the issues that it raises by the same means that we used in SDWA Update, USEPA Regulations (January 1,
    1998, through June 30, 1998) (February 4, 1999), R99-6. We substitute a reference to NSF Standard 61 in 35 Ill. Adm.
    Code 611.356(g)(1)(A)(ii) for the federal reference to “any standard” at corresponding 141.86(g)(1)(i)(B). The Board
    added a Board note at Section 611.356(g)(1)(A)(ii) for the convenience of the regulated community that briefly states
    the corresponding federal “any standard” language and explains the substitution. We also revisited the definition of
    “lead free” at Section 611.126 and added parallel explanatory language at that location. The Board has no other
    alternatives for incorporating the substance of the federal rules and drafting amendments that are no less stringent

    6
    than the federal rules in fulfillment of our mandate under Sections 7.2 and 17.5 of the Act (415 ILCS 5/7.2 and 17.5
    (1998)).
    Another series of issues raised by the amendments to the federal lead and copper rule relate to flexibility
    that USEPA has instilled in various segments of the rules. In various segments of the federal rules, USEPA provides
    that the State can either tighten or relax the general requirements. Examples of such provisions are summarily
    tabulated as follows:
    Federal Provision
    State Provision
    General Subject
    40 C.F.R. 141.84(d)(1)(ii)
    Section 611.354(d)(1)(B)
    Providing less than 45 day notice of lead
    service line replacement
    40 C.F.R. 141.84(d)(2)
    Section 611.354(d)(2)
    Providing notice by an alternative means
    40 C.F.R. 141.85(a)(1) & (a)(2)
    Section 611.354(a)(1) & (a)(2)
    Omission of lead service line information
    from notice
    40 C.F.R. 141.86(b)(5)(i) &
    (b)(5)(iii)
    Section 611.356(b)(5)(A) &
    (b)(5)(C)
    Substitute first-draw samples
    40 C.F.R. 141.86(c)(2)
    Section 611.356(c)(2)
    Sampling location for reduced monitoring
    40 C.F.R. 141.86(d)(4)(ii)-
    (d)(4)(iv)
    Section 611.356(d)(4)(B)-
    (d)(4)(D)
    Reduced monitoring
    40 C.F.R. 141.86(d)(4)(vi) &
    (d)(4)(vii)
    Section 611.356(d)(4)(F) &
    (d)(4)(G)
    Return to standard monitoring
    40 C.F.R. 141.86(g)(3)
    Section 611.356(g)(3)
    Reduced monitoring
    40 C.F.R. 141.88(a)(1)(iv)
    Section 611.358(a)(1)(D)
    Composite sampling
    40 C.F.R. 141.88(e)(1)(ii) &
    (e)(2)(ii)
    Section 611.358(e)(1)(B) &
    (e)(2)(B)
    Reduced monitoring
    40 C.F.R. 141.90(e)(4)
    Section 611.360(e)(4)
    Reduced reporting frequency
    40 C.F.R. 141.90(f)(2)
    Section 611.360(f)(2)
    Waiver of reporting due to prior
    submission
    In each instance of such regulatory flexibility built into the federal regulations, the Board has used the mechanism of
    the special exemption permit (SEP) under Section 611.110 to allow the Agency to permit (or deny) the grant of
    flexibility or imposition of a more restrictive requirement. After examination of each instance of this use of the SEP,
    the Board believes that the regulatory context provides sufficient standards for an Agency decision and for Board
    review of any Agency decision.
    Other issues were raised by certain dates incorporated by USEPA into its rules. In various segments of the
    rules, USEPA imposes requirements based on dates that are already past. These dates appear at each of the
    following segments of the federal rules: 40 C.F.R. 141.81(b)(3)(ii), 141.84(a)(1), 141.86(g)(7) and (g)(7)(B), and
    141.90(a)(2)(i) and (a)(4). Where federal rules set forth past dates that could be read as past-effective dates, the
    Board generally omits them. The problem with the dates in the current federal amendments is that these dates
    dictate the current or future applicability of segments of the rules. Thus, it is likely that omission of the dates could
    impermissibly render the Illinois regulations less stringent than the corresponding federal rules. For this reason, the
    Board left the past dates in corresponding Sections 611.351(b)(3)(B), 611.354(a)(1), 611.356(g)(7) and (g)(7)(B), and
    611.360(a)(2)(A) and (a)(4). At each subsection of the Illinois rules, we inserted a Board note that explains the
    retention of the past date from the federal rules.
    The final three deviations from the text of the federal amendments that are warranting specific note relate
    to non-substantive aspects of the federal rules that the Board has retained for the purposes of parity with the federal
    rules and to fully inform the regulated public. At Section 611.352(g)(1), the Board retained language from
    corresponding 40 C.F.R. 141.52(g)(1) relating to federal approval of an alternative State formula for calculation. We
    perceive this language as non-substantive because it has no direct impact on the regulated community, so the Board
    added a brief introductory statement and inserted the federal language into a Board note. Similarly, 40 C.F.R.
    141.90(a)(3) encourages prior notification to the State, but does not require it. The Board added introductory

    7
    language at corresponding Section 611.60(a)(3) clearly stating that USEPA encourages the prior notice, but that it is
    not required. Finally, USEPA removed 40 C.F.R. 141.90(c)(1)(iii) and marked it as “reserved.” In order to maintain
    structural parity with the federal rules, the Board added a statement at corresponding Section 611.360(c)(1)(C)
    explaining the federal action and that we inserted a statement to maintain structural consistency between the State
    and federal rules. Without such consistency, locating parallel segments of text and maintaining the accuracy of
    cross-references within the text can become very difficult for the Board, USEPA, and the regulated community.
    The Board requests public comment on our incorporation of the January 12, 2000 federal amendments to
    the lead and copper rule into the Illinois drinking water regulations. In particular, we request specific comment on
    our substitution of the NSF standard for the federal “any standard” language, the use of the SEP to implement
    regulatory flexibility, our retention of past dates in the regulatory text, and on the three non-substantive deviations
    from the federal text that are discussed in the above paragraph.
    Amendments to the Public Notification Rules—Sections
    611.261; 611.300; 611.606; 611.646; 611.648;
    611.745; Subparts T, U, and V; and Appendices F, G, H, and I
    On
    May 4, 2000
    (
    65 Fed. Reg. 25982
    ), USEPA amended its public notification rules to fulfill the
    requirements of the 1996 SDWA amendments. The public notification rules outline when and how
    a public water supply owner or operator must publish notice to the public of various occurrences.
    Public notice is required in the event of a violation of a National Primary Drinking Water
    Regulation (NPDWR), when the supplier obtains relief equivalent to a federal variance or
    exemption from a NPDWR, or in other instances that could pose a threat to human health. USEPA
    also revised the August 19, 1998 (63 Fed. Reg. 44511) consumer confidence report (CCR) rules.
    The Board originally adopted the CCR rules in SDWA Update, USEPA Regulations (July 1, 1998, through December
    31, 1998) (July 22, 1999), R99-12. USEPA corrected its May 4, 2000 amendments on June 21, 2000 (65 Fed. Reg.
    38629) and June 30, 2000 (65 Fed. Reg. 40520).
    The Board has incorporated the May 4, 2000 federal amendments and June 21 and 30,
    2000 corrections into the Illinois
    drinking water regulations with minimal deviation from the literal text of the
    federal amendments. In the course of incorporating the federal amendments into the Illinois rules, the Board has
    found it necessary to undertake some minor deviations due to problems with the literal text of the federal rules.
    Persons interested in the substance of the underlying federal action should refer to the notices that appeared in the
    May 4 and June 21 and 30, 2000 issues of the
    Federal Register
    . Table 1, which begins on page 13 of this opinion,
    outlines the deviations from the literal text of the federal rules that the Board found necessary to incorporate the
    amendments. The Board will offer no explanation of most of those deviations beyond that set forth in the table. On
    the other hand, some of the issues raised warrant specific discussion. Those discussions follow.
    One significant issue raised by the federal notice amendments relates to the effective date. The amended
    applicability statement of the existing public notice rules at 40 C.F.R. 141.32 provides that the existing rules apply
    until the new requirements of 40 C.F.R. Subpart Q become effective. Amended 40 C.F.R. 141.32 and added 40 C.F.R.
    141.201 state that Subpart Q is effective October 31, 2000 in states in which USEPA directly implements the SDWA
    program. In states, like Illinois, that are federally-authorized to implement the SDWA program (
    i.e.
    , in authorized
    states), the new federal Subpart Q requirements go into effect on May 6, 2002, or on the date that the State adopts
    the requirements, whichever is earlier. This essentially means that the Board can determine the effective date for the
    new public notice rules; the Board may either allow the rules to become effective upon adoption (most likely in early
    January 2001) or provide for a delayed effective date (as late as May 6, 2002).
    The Board has chosen to make the new public notice requirements become effective upon adoption, when
    they are filed with the Secretary of State. This has entailed the outright repeal of Sections 611.832, 611.851 through
    611.856, and existing Appendix A to Part 611, which are derived from 40 C.F.R. 141.32, although Appendix A has
    been replaced with a new Appendix A based on a newly-added federal provision. The Board chose this approach
    because we perceive the new public notice requirements as affording a bit more flexibility to the Agency and the

    8
    regulated community. If public comments indicate that this assessment is incorrect, and a delayed effective date is
    requested, the Board could adopt a final version of these amendments that uses a sunset provision in Sections
    611.832, 611.851 through 611.856, and existing Appendix A to Part 611 and a delayed effective date in Section
    611.901 (to correspond with that in 40 C.F.R. 141.201.
    The federal regulations repeatedly refer to maximum contaminant level goals (MCLGs) and maximum
    residual disinfectant level goals (MRDLGs). These are the federally-derived goals for the maximum amount of a
    contaminant allowable in drinking water; they are not mandatory NPDWRs within the scope of the Board’s
    identical-in-substance mandate. Thus, the Board has not generally included segments of the federal rules that relate
    to MCLGs or MRDLGs. In these amendments, however, the Board has retained provisions relating to MCLGs and
    MRDLGs. At Section 611.883(c)(1)(A) and (c)(3)(C) (corresponding with 40 C.F.R. 141.153(c)(1)(i) and (c)(3)(iii)),
    the rules prescribe mandatory definition language for these terms for the purposes of public notice. At Appendices
    A, H, and I to Part 611 (corresponding with Appendix A to 40 C.F.R. 141, Subpart O and Appendices B and C to 40
    C.F.R. 141, Subpart Q), the MCLGs and MRDLGs are set forth and defined, but in a way that makes them appear
    similarly integral to the public notice requirements. The Board is reluctant to incorporate any non-mandatory federal
    provisions into the Illinois rules, unless those federal provisions are indirectly necessary for maintaining federal
    authorization of the Illinois SDWA program. In this instance, these non-mandatory federal provisions appear
    necessary to fully incorporate the federal public notice requirements.
    The new federal notice rules include references to variances and exemptions in several locations (at 40
    C.F.R. 141.201(a)(2), 141.203(a)(3), 141.204(a)(3) and (b)(1), 141.205(b) and (d)(1), 141.206(a) and (b), and Appendix
    A to 40 C.F.R. 141, Subpart Q). Public notice is required when relief is granted from the NPDWRs. Section 1415 of
    SDWA (42 U.S.C. 300g-4) allows grants of “variances,” and Section 1416 (42 U.S.C. 300g-5) allows grants of
    “exemptions.” A federal “variance” is not directly equivalent to a variance granted by the Board pursuant to
    Sections 35 through 38 of the Act. Thus, the Board began to refer to relief from a NPDWR as “relief equivalent to a
    SDWA Section 1415 variance” (or “relief equivalent to a variance”) or “relief equivalent to a SDWA Section 1416
    exemption” (or “relief equivalent to an exemption”) in SDWA Update, USEPA Regulations (July 1, 1998, through
    December 31, 1998) (July 22, 1999), R99-12. For this reason, the Board has added the “relief equivalent to” language
    in 35 Ill. Adm. Code 611.901(a)(2), 611.903(a)(3), 611.904(a)(3) and (b)(1), 611.905(b) and (d)(1), 611.906(a) and (b),
    and Appendix G to Part 611. An alternative might have been to substitute “variance, adjusted standard, or site-
    specific rule” for “variance or exemption” where it appears in the federal rules, but the Board believes that consistent
    usage within Part 611 is preferable, and Sections 611.111 and 611.112 adequately define what is “relief equivalent
    to” the relief provided by SDWA.
    As with the federal lead and copper rule, USEPA has instilled regulatory flexibility in various segments of
    the public notice rules. In various segments of the federal rules, USEPA provides that the State can either tighten or
    relax the generally-applicable requirements. Examples of such provisions are summarily tabulated as follows:
    Federal Provision
    State Provision
    General Subject
    40 C.F.R. 141.201(a)(3)(v)
    Section 611.901(a)(3)(E)
    Requiring public notice in other situations
    where necessary
    40 C.F.R. 141.201(c)(2)
    Section 611.901(c)(2)
    Allowing limited distribution of notice
    40 C.F.R. 141.202(a)(8)
    Section 611.902(a)(8)
    Requiring public notice in other situations
    where necessary
    40 C.F.R. 141.202(c)(4)
    Section 611.902(c)(4)
    Allowing use of alternative means of
    distribution
    40 C.F.R. 141.203(a)(1) & (a)(2)
    Section 611.903(a)(1) & (a)(2)
    Requiring use of a different tier
    designation for notice
    40 C.F.R. 141.203(b)(1)
    Section 611.903(b)(1)
    Allowing more time for notice
    40 C.F.R. 141.203(c)(1) & (c)(2)
    Section 611.903(c)(1) & (c)(2)
    Allowing alternative method for notice
    40 C.F.R. 141.204(a)(1) & (a)(2)
    Section 611.904(a)(1) & (a)(2)
    Requiring use of a different tier
    designation for notice
    40 C.F.R. 141.204(c)(1)
    Section 611.904(c)(1)
    Allowing alternative method for notice

    9
    40 C.F.R. 141.205(c)(2)(i)
    Section 611.905(c)(2)(A)
    Requiring notice in a language other than
    English
    In each instance of such regulatory flexibility built into the federal regulations, the Board has used the mechanism of
    the special exemption permit (SEP) under Section 611.110 to allow the Agency to permit (or deny) the grant of
    flexibility or the imposition of a more restrictive requirement. We believe that this regulatory flexibility is an element
    of the federal scheme that USEPA would require in the Illinois SDWA program. After examination of each instance
    of this use of the SEP, the Board believes that the regulatory context provides sufficient standards for an Agency
    decision and for Board review of any Agency decision.
    A set of minor deviations from the text of the federal amendments warranting specific note are entirely non-
    substantive in nature. The Board has found it necessary to reformat Appendix 40 C.F.R. 141, Subpart O when
    incorporating it into Appendix A to Part 611. It is very difficult to incorporate appendices and tables into the
    Illinois
    Administrative Code
    that are presented in the “landscape” mode on the page. The federal table of Appendix A
    would have required this if kept in the table format. The Board has opted to present the information in the
    “portrait” mode on the page by reworking it into a paragraph format. The Board also found it necessary to codify
    the mandatory lead health effects information of 40 C.F.R. 141.85(a)(2) applicable to non-transient non-community
    water system suppliers (NTNCWSs) as Appendix F to Part 611, rather than as a segment of Section 611.355(a). This
    follows our having previously included the required health effects information for community water systems, from
    40 C.F.R. 141.85(a)(1), as Appendix E
    in
    Safe Drinking Water Act Update, Lead and Copper Rules Corrections
    (January 1 through June 30, 1994) Safe Drinking Water Act Update, Phase II, IIB & V Corrections & Analytical
    Methods Amendments (July 1 through December 31, 1994) (June 15, 1995), R94-23/R95-3 (Consolidated).
    The Board added a Board note to Appendix F explaining that the Illinois Department of Public Health
    (IDPH) is the entity that actually regulates NTNCWSs, but the IDPH incorporates the Board rules by reference for the
    purposes of its own standards. The Board routinely incorporates rules applicable to NTNCWSs for this purpose.
    USEPA removed 40 C.F.R. 141.24(h)(11) and marked it as “reserved.” As discussed above as to the USEPA removal
    of 40 C.F.R. 141.90(c)(1)(iii) as part of its lead and copper rule amendments, the Board added a statement at
    corresponding Section 611.648(k) explaining the federal action and that we inserted a statement to maintain
    structural consistency between the State and federal rules in order to maintain structural parity with the federal
    rules. As mentioned in the segment of this discussion relating to the lead and copper rule, this facilitates future use
    and maintenance of the Illinois rules.
    The Board requests public comment on our incorporation of the May 4, 2000 federal public notice
    amendments and the June 21 and 30, 2000 corrections to those amendments. We specifically request comment on
    the aspects of the amendments included in this discussion: 1) the immediate repeal of the existing public notice rules
    and effectiveness of the new rules, rather than using a delayed date; 2) the inclusion of the aspects of the public
    notice rules that relate to MCLGs and MRDLGs; 3) the use of “relief equivalent to a variance or exemption” instead
    of converting the language to “a variance, an adjusted standard, or a site-specific rule”; 4) the use of the SEP as a
    mechanism for regulatory flexibility; 5) the restructuring of Appendix A; 6) the addition of Appendix F; 7) the
    addition of the Board note to Appendix F; and 8) the response to the removal of 40 C.F.R. 141.90(c)(1)(iii).
    Agency or Board Action
    Section 7.2(a)(5) of the Act requires the Board to specify portions of the program USEPA
    over which will retain decision making authority. Based on the general division of functions
    within the Act and other Illinois statutes, the Board is also to specify which State agency is to
    make decisions.
    In situations in which the Board has determined that USEPA will retain decision-making
    authority, the Board has replaced “Regional Administrator” with USEPA, so as to avoid
    specifying which office within USEPA is to make a decision.

    10
    In some identical-in-substance rules, certain decisions pertaining to a permit application
    are not appropriate for the Agency to consider. In determining the general division of authority
    between the Agency and the Board, the following factors should be considered:
    1.
    Whether the person making the decision is applying a Board regulation, or taking
    action contrary to (“waiving”) a Board regulation. It generally takes some form of
    Board action to “waive” a Board regulation.
    2.
    Whether there is a clear standard for action such that the Board can give meaningful
    review to an Agency decision.
    3.
    Whether the action would result in exemption from the permit requirement itself. If
    so, Board action is generally required.
    4.
    Whether the decision amounts to “determining, defining or implementing
    environmental control standards” within the meaning of Section 5(b) of the Act. If
    so, it must be made by the Board.
    There are four common classes of Board decisions: variance, adjusted standard, site-
    specific rulemaking, and enforcement. The first three are methods by which a regulation can be
    temporarily postponed (variance) or adjusted to meet specific situations (adjusted standard or site-
    specific rulemaking). There often are differences in the nomenclature for these decisions between
    the USEPA and Board regulations.
    Discussion of Miscellaneous Housekeeping Amendments
    The tables below list numerous corrections and amendments that are not based on current
    federal amendments. The first table (beginning immediately below) includes deviations made in
    this Proposal for Public Comment from the verbatim text of the federal amendments. The second
    table (beginning below at page 39) contains corrections and clarifications that the Board made in
    the base text involved in this proposal. The amendments listed in this second table are not directly
    derived from the current federal amendments. Some of the entries in these tables are discussed
    further in appropriate segments of the general discussion beginning at page 4 of this opinion.
    Table 1:
    Deviations from the Text of the Federal Amendments
    Illinois Section
    40 C.F.R. Section
    Revision(s)
    611 Table of Contents,
    heading of Section
    611.908
    141 Table of Contents
    Changed “SCML for fluoride” to “fluoride
    secondary standard”
    611 Table of Contents,
    heading of Section
    611.909
    141 Table of Contents
    Deleted abbreviation “NCWS”

    11
    611 Table of Contents,
    heading of Section
    611.910
    141 Table of Contents
    Changed “primacy agency” to “Agency”;
    changed to indefinite article “a”
    611 Table of Contents,
    heading of Appendix F
    141.85(a)(2)
    Added a separate appendix for text moved
    from a federal section into a separate
    appendix
    611.126(b)(3)
    141.43(d)(3)
    Added “that are” for enhanced clarity
    611.300(d)(3)
    141.11(d)(2)
    Changed to the defined abbreviation
    “NCWS”; changed “system” to “supplier”
    611.351(b)
    141.81(b)
    Changed “shall” to “must”; changed “State”
    to “Agency”; changed “determines” to
    “determines are”
    611.351(b)(2)
    141.81(a)(2)
    Changed to singular “a water supplier”;
    changed “system” to “supplier”; added “that
    is”; changed “shall” to “must” (twice);
    changed “continue” to “must continue” for
    enhanced clarity;
    611.351(b)(3)(A)
    141.81(b)(3)(i)
    Used lower-case “method detection limit”;
    parenthetically added the standardized
    abbreviation “MDL”; used the standardized
    abbreviation “PQL”
    611.351(b)(3)(B)
    141.81(b)(3)(ii)
    Changed “shall” to “must” (twice)
    611.351(b)(3)(B)
    Board note
    141.81(b)(3)(ii)
    Added an explanation of the past date in the
    text and its retention
    611.351(b)(3)(C)
    141.81(b)(3)(iii)
    Changed “shall” to “must”; changed “State”
    to “Agency” (twice); changed “State may” to
    “Agency must”; changed “the State deems
    appropriate” to “if the Agency determines
    that the additional monitoring is necessary
    and appropriate”; changed “systems
    maintain” to singular “the system maintains”;
    changed “the” to “its”
    611.351(b)(3)(D)
    141.81(b)(3)(iv)
    Changed “system” to “supplier”; changed
    “shall” to “must”; added a comma before
    “unless” to offset a parenthetical
    611.351(b)(3)(E)
    141.81(b)(3)(iv)
    Changed “system” to “supplier” (twice);
    changed “shall” to “must” (twice); changed
    “large system” to “large system supplier”;
    changed “medium-size systems” to singular
    “a medium-size system supplier”
    611.352(g)
    141.82(g)
    Changed “shall” to “must” (twice); changed
    “State” to “Agency” (twice); changed “as
    follows” to “as provided in subsections
    . . .”; changed “States may” to “the Agency
    must . . . that it determines are”

    12
    611.352(g)(1)
    141.82(g)(1)
    Changed “shall” to “must”; changed “they”
    to “the samples”
    611.352(g)(1) Board
    note
    141.82(g)(1)
    Placed language relating to federal approval
    of an alternative formula in an explanatory
    Board note; changed “EPA” to “USEPA”;
    changed “shall” to “must”
    611.352(g)(2)
    141.82(g)(2)
    Changed “shall” to “must”
    611.352(g)(3)
    141.82(g)(3)
    Changed “shall” to “must”
    611.354(b)(3)
    141.84(b)
    Changed “portion(s)” to “portions”; added
    “of the system” for enhanced clarity;
    changed “system” to “supplier”
    611.354(d)
    141.84(d)
    Changed “system” to “supplier” (six times);
    changed “shall” to “must” (three times);
    changed the ending punctuation to a colon
    611.354(d)(1)
    141.84(d)(1)
    Added “notice prior to . . . work” to allow
    subdivision into subsections
    611.354(d)(1)(A)
    141.84(d)(1)
    Changed “commencing with” to
    “commencing”; changed “system” to
    “supplier”; changed “shall” to “must”;
    changed “resident(s)” to “residents”
    611.354(d)(1)(B)
    141.84(d)(1)
    Changed “State” to “Agency”; added the
    parenthetical “by issuing . . . SEP”; changed
    “system” to “supplier”; added “it determines
    that”
    611.354(d)(1)(C)
    141.84(d)(1)
    Changed “system” to “supplier” (three
    times); changed “shall” to “must” (twice);
    changed “resident(s)” to “residents” (twice);
    changed “system’s” to “supplier’s”; changed
    “prescribed under” to “prescribed by”
    611.354(d)(1)(D)
    141.84(d)(1)
    Changed “shall” to “must”
    611.354(d)(2)
    141.84(d)(2)
    Changed “system” to “supplier” (twice);
    changed “shall” to “must” (twice); changed
    “State” to “Agency”; added “by a SEP . . .”;
    changed “line” to “service line”
    611.354(e)(2)
    141.84(e)(2)
    Corrected the cross-reference to “subsection
    (e)(1)”
    611.355(a)(1)
    141.85(a)(1)
    Changed “suppliers” to singular “a supplier”
    (twice); changed “State” to “Agency”
    (twice); added “by a SEP . . . 611.110”
    (twice); added “Appendix E” to
    accommodate rendering of 40 C.F.R.
    141.85(a)(1) as 35 Ill. Adm. Code
    611.Appendix E”; deleted extended volume
    information to use the standard citation
    format to 40 C.F.R. 141.85, adding the date

    13
    611.355(a)(1) Board
    note
    141.85(a)(1)
    Added the note explaining the retention of
    the
    Code of Federal Regulations
    citation
    611.355(a)(2)
    141.85(a)(2)
    Changed “shall” to “must” (three times);
    changed “following text” to “ text set forth
    . . .” to accommodate rendering of 40 C.F.R.
    141.85(a)(1) as 35 Ill. Adm. Code
    611.Appendix F; changed “lay people” to
    “lay persons”
    611.355(c)(2)
    141.85(c)(2)
    Removed unnecessary commas after
    “611.356” and “(c)(8)”; changed “that” to
    “which” for a subsequent restrictive clause;
    611.355(c)(2)(A)
    141.85(c)(2)(i)
    Used the defined abbreviation “CWS”;
    added “supplier”; removed an unnecessary
    comma after “level”; added “a CWS
    supplier”; removed an unnecessary comma
    after “system”; added a comma after
    “Section” to offset a parenthetical; changed
    “water systems” to singular “ a water
    supplier” changed “shall” to “must”
    611.355(c)(4)(B)
    141.85(c)(4)(ii)
    Changed “State” to “Agency”, added “by a
    SEP . . . 611.110” offset by commas
    611.355(c)(7)
    141.85(c)(7)
    Changed to defined abbreviation “CWS”;
    added “supplier”; changed “State” to
    “Agency”; deleted unnecessary words “in
    writing . . . approval)”; changed “paragraph
    (a)(2)” to “Appendix F of this Part”;
    changed “paragraph (a)(1)” to “Appendix E
    of this Part”
    611.355(c)(7)(A)
    141.85(c)(7)(i)
    Changed “system” to “supplier”
    611.355(c)(7)(B)
    141.85(c)(7)(ii)
    Added a comma to offset an independent
    clause; added “it” to create an independent
    clause for enhanced clarity
    611.355(c)(8)
    141.85(c)(8)
    Added introductory language to justify the
    subsection
    611.355(c)(8)(A)
    141.85(c)(8)(i)
    Changed to the defined abbreviation
    “CWS”; added “supplier”; changed
    “paragraph (a)(1)” to “Appendix E of this
    Part”; changed to singular “a supplier”;
    changed “system” to “supplier”; changed
    “their” to “its”
    611.355(c)(8)(A)(i)
    141.85(c)(8)(i)(A)
    Changed “systems” to singular “a supplier”;
    changed “system” to “supplier”; changed
    “State” to “Agency”
    611.355(c)(8)(A)(ii)
    141.85(c)(8)(i)(B)
    Changed “State” to “Agency”; added “by a
    SEP . . . 611.110”; changed “and/or” to “or”

    14
    611.355(c)(8)(B)
    141.85(c)(8)(ii)
    Changed to the defined abbreviation
    “CWS”; added “supplier”; changed “shall”
    to “must”; changed “system” to “supplier”
    611.356(b)(2)(C)
    141.86(b)(2)
    Changed “shall” to “must”
    611.356(b)(2)(D)
    141.86(b)(2)
    Subdivided the subsection; changed “shall”
    to “must” (twice)
    611.356(b)(2)(E)(ii)
    141.86(b)(2)
    Changed “EPA” to “USEPA”
    611.356(b)(5)
    141.86(b)(5)
    Subdivided the subsection; added
    introductory language to justify the
    subsection
    611.356(b)(5)(A)
    141.86(b)(5)
    Subdivided the subsection; changed to
    defined abbreviation “NTNCWS”; added
    “supplier” (twice); changed to defined
    abbreviation “CWS”; changed “State” to
    “Agency”; added “by a SEP . . . 611.110”
    611.356(b)(5)(B)
    141.86(b)(5)
    Subdivided the subsection; changed “such
    systems” to “a supplier approved . . .
    samples”
    611.356(b)(5)(C)
    141.86(b)(5)
    Subdivided the subsection; changed “the
    State has discretion to waive” to “the
    Agency may grant a SEP that waives”;
    changed “State” to “Agency”
    611.356(c)(2)
    141.86(c)(2)
    Changed “shall” to “must”; changed “States”
    to “the Agency”; added “by a SEP . . .
    611.110” offset by commas
    611.356(d)(4)(B)(i)
    141.86(d)(4)(ii)
    Changed “State” to “Agency”; added “in the
    form of a SEP . . . 611.110”
    611.356(d)(4)(B)(ii)
    141.86(d)(4)(iii)
    Changed “State shall” to “Agency must”;
    changed “shall” to “must”; added “by a SEP
    . . . 611.110”
    611.356(d)(4)(C)(ii)
    141.86(d)(4)(iii)
    Changed “State” to “Agency”; added “in the
    form of a SEP . . . 611.110”
    611.356(d)(4)(D)(i)
    141.86(d)(4)(iv)(A)
    Changed “State may, at its discretion
    approve” to “Agency may grant . . . that
    approves”; changed “shall” to “must”; used
    the defined abbreviation “NTNCWS”;
    added “supplier”; changed “the State shall”
    to “the Agency must”

    15
    611.356(d)(4)(D)(ii)
    141.86(d)(4)(iv)(B)
    Changed “systems” to singular “a supplier”
    (twice); removed unnecessary commas after
    “annually” and “Section”; changed “that” to
    “which” for a subsequent restrictive relative
    clause (three times); changed to singular
    “receives” (three times); changed “State” to
    “Agency” (three times); changed “their” to
    “its” (five times); changed “triennially” to
    “once every three years” (twice); changed to
    singular “has”; removed unnecessary comma
    after “September”; changed “under” to “as
    provided in”; deleted unnecessary comma
    after “Section”; changed “small systems
    with waivers . . . have” to “a small system
    supplier with a waiver . . . has”; deleted
    unnecessary comma after “Section”; changed
    “which” to “that” for a subsequent relative
    clause; changed to singular “receives”;
    changed “9-year period” to the defined
    “nine-year compliance cycle (as . . .
    611.101)”
    611.356(d)(4)(E)
    141.86(d)(4)(v)
    Changed to written “six”; changed “which”
    to “that”
    611.356(d)(4)(F)(i)
    141.86(d)(4)(vi)(A)
    Changed “and/or” to “or”; changed
    “triennial monitoring” to “monitoring every
    three years”
    611.356(d)(4)(F)(ii)
    141.86(d)(4)(vi)(B)
    Changed “shall” to “must”
    611.356(d)(4)(G)
    141.86(d)(4)(vii)
    Changed “system” to “supplier”; changed
    “shall” to “must”; changed “State” to
    “Agency”, added “by a SEP . . . 611.110”
    611.356(d)(4)(H)
    141.86(d)(4)(vi)(B)
    Restructured material to restrict the
    subsections to four indent levels; added
    introductory statement
    611.356(d)(4)(H)(i)
    141.86(d)(4)(vi)(B)(
    1
    )
    Restructured; changed “system” to
    “supplier” (twice); changed “State” to
    “Agency”; added “by a SEP . . . 611.110”
    611.356(d)(4)(H)(ii)
    141.86(d)(4)(vi)(B)(
    2
    )
    Restructured; changed “system” to
    “supplier”; changed “triennial monitoring”
    to “monitoring . . . once every three years”
    (twice); added “by a SEP . . . 611.110”;
    changed “State” to “Agency”
    611.356(d)(4)(H)(iii)
    141.86(d)(4)(vi)(B)(
    3
    )
    Restructured; changed “system” to
    “supplier”; changed “triennial monitoring”
    to “monitoring . . . once every three years”
    (twice)

    16
    611.356(d)(4)(H)
    Board Note
    141.86(d)(4)(vi)(B)
    Added an explanation of the restructuring of
    the federal provision
    611.356(f)(1)
    141.86(f)(1)
    Changed “State” to “Agency”; changed
    “shall” to “must”; removed potentially
    confusing “at least” from before “if “; added
    “it determines that”; changed “is met” to
    “exists”
    611.356(f)(1)(A)
    141.86(f)(1)(i)
    Changed ending punctuation to a semicolon
    611.356(f)(1)(B)
    141.86(f)(1)(ii)
    Deleted the unnecessary words “determines
    that”; changed ending punctuation to a
    semicolon
    611.356(f)(1)(C)
    141.86(f)(1)(iii)
    Changed ending punctuation to a semicolon,
    adding the conjunction “or”
    611.356(f)(2)
    141.86(f)(2)
    Changed “system” to “supplier” (twice);
    changed “State” to “Agency”
    611.356(f)(3)
    141.86(f)(3)
    Changed “States” to “the Agency”
    611.356(f)(4)
    141.86(f)(4)
    Changed “system” to “supplier” (twice);
    changed “State” to “Agency”; changed
    “shall” to “must” (twice)
    611.356(g)
    141.86(g)
    Changed “small systems” to “small system
    suppliers”; changed “small system” to
    “small system supplier” (twice); changed
    “State” to “Agency”; deleted “if State
    regulations permit” from before “any”
    611.356(g)(1)
    141.86(g)(1)
    Changed “system” to “supplier”; changed
    “and/or” to “or”
    611.356(g)(1)(A)
    141.86(g)(1)(i)
    Changed “system” to “supplier”; changed
    “State” to “Agency”
    611.356(g)(1)(A)(ii)
    141.86(g)(1)(i)(B)
    Changed “any standard established . . .” to
    “NSF Standard 61 . . .”
    611.356(g)(1)(A)(ii)
    Board note
    141.86(g)(1)(i)(B)
    Added Board note to explain the substitution
    of the standard for the federal text, citing the
    Federal Register
    notice
    611.356(g)(1)(B)
    141.86(g)(1)(ii)
    Changed “system” to “supplier”; changed
    “State” to “Agency”
    611.356(g)(2)
    141.86(g)(2)
    Changed “system” to “supplier”; changed to
    written “six”; changed “State” to “Agency”;
    changed the ending punctuation of a colon
    611.356(g)(2)(A)
    141.86(g)(2)(i)
    Changed “system” to “supplier”
    611.356(g)(2)(B)
    141.86(g)(2)(ii)
    Changed “system” to “supplier”
    611.356(g)(3)
    141.86(g)(2)(ii)
    Changed “State” to “Agency” (three times);
    changed “shall” to “must”; changed “system”
    to “supplier” (three times); added “by a SEP
    . . . 611.110”
    611.356(g)(4)
    141.86(g)(4)
    Changed “systems” to “suppliers”

    17
    611.356(g)(4)(A)
    141.86(g)(4)(i)
    Changed “system” to “supplier”; changed
    “State” to “Agency”
    611.356(g)(4)(B)
    141.86(g)(4)(ii)
    Changed “system” to “supplier” (twice)
    611.356(g)(4)(C)
    141.86(g)(4)(iii)
    Changed “system” to “supplier” (three
    times); changed “State” to “Agency”
    (twice); changed “system’s” to “supplier’s”;
    changed “and/or” to “or”; changed
    “round(s)” to “rounds”
    611.356(g)(4)(D)
    141.86(g)(4)(iv)
    Changed “system” to “supplier” (twice);
    changed “shall” to “must”; changed “State”
    to “Agency”
    611.356(g)(5)
    141.86(g)(5)
    Changed “system” to “supplier” (twice)
    611.356(g)(5)(A)
    141.86(g)(5)(i)
    Changed “system” to “supplier”
    611.356(g)(5)(B)
    141.86(g)(5)(ii)
    Changed “system” to “supplier”
    611.356(g)(5)(C)
    141.86(g)(5)(iii)
    Changed “system” to “supplier”
    611.356(g)(6)
    141.86(g)(6)
    Changed “system” to “supplier”; changed
    “State” to “Agency”
    611.356(g)(6)(A)
    141.86(g)(6)(i)
    Changed “system” to “supplier” (twice);
    changed “and/or” to “or”
    611.356(g)(6)(B)
    141.86(g)(6)(ii)
    Changed “system” to “supplier” (twice)
    611.356(g)(7)
    141.86(g)(7)
    Changed “system” to “supplier”; changed
    “State” to “Agency”; changed “shall” to
    “must”
    611.356(g)(7) Board
    note
    141.86(g)(7)
    Added an explanation of retention of a past
    date
    611.356(g)(7)(A)
    141.86(g)(7)(i)
    Changed “system” to “supplier” (three
    times); changed “shall” to “must”
    611.356(g)(7)(B)
    141.86(g)(7)(ii)
    Changed “system” to “supplier” (three
    times); changed “shall” to “must” (three
    times)
    611.356(g)(7)(B)
    Board note
    141.86(g)(7)(ii)
    Added an explanation of retention of a past
    date
    611.357(c)(3)
    141.87(c)(3)
    Changed “shall” to “must”; changed “State”
    to “Agency”
    611.357(d)(2)
    141.87(d)
    Changed “shall” to “must”
    611.357(d)(3)
    141.87(d)
    Placed this provision as a separate
    subsection; changed “State” to “Agency”;
    changed “shall” to “must”
    611.357(e)(2)(B)
    1411.8(e)(2)(ii)
    Changed “system” to “supplier”; added “the
    following”; added the ending colon;
    subdivided the text into three subsections
    611.357(e)(2)(B)(i)
    141.87(e)(2)(ii)
    Added subsection number
    611.357(e)(2)(B)(ii)
    141.87(e)(2)(ii)
    Added subsection number
    611.357(e)(2)(B)(iii)
    141.87(e)(2)(ii)(C)
    Added subsection number; changed “
    State
    ” to
    “Agency”

    18
    611.357(e)(3)
    141.87(e)(3)
    Changed “
    shall
    ” to “must”
    611.357(e)(4)
    141.87(e)(4)
    Changed “
    shall
    ” to “must”; changed “and/or”
    to “or”; changed “triennial monitoring” to
    “monitoring once every three years”
    611.358(a)(1)(A)
    141.88(a)(1)(i)
    Changed “groundwater systems” to “a
    groundwater supplier”; changed “shall” to
    “must” (twice); changed “which” to “that”
    for a restrictive relative clause; changed
    “system” to “supplier”
    611.358(a)(1)(B)
    141.88(a)(1)(ii)
    Changed “surface water systems” to “a
    surface water supplier”; changed “shall” to
    “must” (twice); changed “which” to “that”
    for a restrictive relative clause; changed
    “system” to “supplier”
    611.358(a)(1)(C)
    141.88(a)(1)(iii)
    Changed “system” to “supplier” (twice)
    611.358(a)(1)(D)
    141.88(a)(1)(iv)
    Changed “State” to “Agency”; added
    parenthetical offset by commas “by a SEP
    . . . 611.110”; changed “then either” to “then
    the supplier . . . following”
    611.358(a)(1)(D)(i)
    141.88(a)(1)(iv)(A)
    Changed to active voice “the supplier must
    . . . sample”
    611.358(a)(1)(D)(ii)
    141.88(a)(1)(iv)(B)
    Changed “system” to “supplier”
    611.358(e)(1)
    141.88(e)(1)
    Changed “system” to “supplier”
    611.358(e)(1)(A)
    141.88(e)(1)(i)
    Changed “system” to “supplier”
    611.358(e)(1)(B)
    141.88(e)(1)(ii)
    Changed “State” to “Agency”; added
    parenthetical offset by commas “by a SEP
    . . . 611.110”
    611.358(e)(2)
    141.88(e)(2)
    Changed “system” to “supplier”
    611.358(e)(2)(A)
    141.88(e)(2)(i)
    Changed “system” to “supplier”; changed
    “State” to “Agency”; changed “in” to
    “under”
    611.358(e)(2)(B)
    141.88(e)(2)(ii)
    Changed “State” to “Agency”; added
    parenthetical offset by commas “by a SEP
    . . . 611.110”; changed “system” to
    “supplier”
    611.359(a)(2)(C)
    141.89(a)(2)(iii)
    added parenthetical offset by commas “as
    defined . . . 611.350(a)”
    611.360(a)(1)(B)
    141.90(a)(1)(ii)
    Changed “system” to “supplier”
    611.360(a)(1)(D)
    141.90(a)(1)(iv)
    Changed “State” to “Agency”
    611.360(a)(1)(H)
    141.90(a)(1)(viii)
    Changed “system” to “supplier”; changed
    “shall” to “must”; added a comma before
    “unless” to offset a parenthetical; changed
    “State” to “Agency”; added parenthetical
    offset by commas “by a SEP . . . 611.110”

    19
    611.360(a)(2)
    141.90(a)(2)
    Changed to defined abbreviations
    “NTNCWS supplier” and “CWS supplier”;
    changed “that” to “which” for a subsequent
    restrictive relative clause; changed “system”
    to “supplier”; changed “must either” to
    “must do either of the following”
    611.360(a)(2)(A)
    141.90(a)(2)(i)
    Changed “State” to “Agency” (three times);
    changed “identifying” to “that identifies”;
    changed “system” to “supplier”
    611.360(a)(2)(A)
    Board note
    141.90(a)(2)(i)
    Added an explanation of retention of a past
    date
    611.360(a)(2)(B)
    141.90(a)(2)(ii)
    Changed “State” to “Agency”; changed
    “system” to “supplier”
    611.360(a)(3)
    141.90(a)(3)
    Changed “State” to “Agency” (four times);
    changed “system” to “supplier” (three
    times); changed “shall” to “must”; changed
    “water systems are encouraged” to “USEPA
    has stated that it encourages”
    611.360(a)(4)
    141.90(a)(4)
    Changed “system” to “supplier”; changed
    “shall” to “must”; changed “State” to
    “Agency”
    611.360(a)(4)(A)
    141.90(a)(4)(i)
    Changed “system” to “supplier”; changed
    “shall” to “must”
    611.360(a)(4)(B)
    141.90(a)(4)(ii)
    Changed “system” to “supplier”; changed
    “shall” to “must”
    611.360(a)(4)(C)
    141.90(a)(4)(iii)
    Changed “and/or” to “or” (twice); changed
    “system” to “supplier” (twice); changed
    “shall” to “must”; changed “State” to
    “Agency”
    611.360(a)(4)(D)
    141.90(a)(4)(iv)
    Changed “system” to “supplier”; changed
    “shall” to “must”
    611.360(a)(4)(D)
    Board note
    141.90(a)(4)(iv)
    Added an explanation of retention of a past
    date
    611.360(a)(5)
    141.90(a)(5)
    Changed to the defined abbreviation
    “GWS”; added “supplier”; changed “shall”
    to “must”; changed “State” to “Agency”
    611.360(e)(4)
    141.90(e)(4)
    Changed “
    system
    ” to “supplier” (twice);
    changed “which” to “that” for a restrictive
    relative clause; changed “shall” to “must”;
    changed “State” to “Agency” (four times);
    changed “States” to “the Agency”; added as
    a parenthetical offset by commas “by a SEP
    . . . 611.110”; changed “systems shall” to “a
    supplier must”

    20
    611.360(f)(1)
    141.90(f)(1)
    Changed “system” to “supplier” (twice);
    changed “shall” to “must”; changed “State”
    to “Agency”
    611.360(f)(1)(A)
    141.90(f)(1)(i)
    Changed “system” to “supplier”
    611.360(f)(1)(B)
    141.90(f)(1)(ii)
    Changed “system” to “supplier” (twice)
    611.360(f)(2)
    141.90(f)(2)
    Changed “State” to “Agency”, added as a
    parenthetical offset by commas “by a SEP
    . . . 611.110”; changed “system” to
    “supplier” (twice)
    611.360(h)
    141.90(h)
    Changed “State” to “Agency”, changed
    “system” to “supplier”
    611.360(h)(1)
    141.90(h)(1)
    Changed “State” to “Agency”, changed
    “system” to “supplier” (twice)
    611.360(h)(2)
    141.90(h)(2)
    Changed “system” to “supplier”, changed
    “State” to “Agency”
    611.360(h)(2)(A)
    141.90(h)(2)(i)
    Changed “and/or” to “or”
    611.360(h)(3)
    141.90(h)(3)
    Changed “State” to “Agency”, changed
    “system” to “supplier”
    611.745(c)
    141.175(c)
    Added text to the subsection to allow it to
    stand alone and to maintain structural
    consistency with the federal rules
    611.745(c)(1)
    141.175(c)(1)
    Changed “system” to “supplier”; changed
    “primacy agency” to “Agency”
    611.745(c)(2)
    141.175(c)(2)
    Changed “primacy agency” to “Agency”
    (twice); changed “system” to “supplier”
    611.883(d)(1)(A)
    141.153(d)(1)(i)
    Changed to the defined abbreviation
    “MRDL”
    611.901 preamble
    141.201
    Replaced the recitation of various effective
    dates with a statement that the new standards
    replace former standards
    611.901(a)
    141.201(a)
    Changed the opening words from a question
    to a statement; changed to the defined
    abbreviations “NTNCWS,” “transient non-
    CWS,” “CWS,” “MCL,” and “MRDL”;
    changed all to the singular, adding indefinite
    article “a”; changed “and” to “or” in listing
    of violations; changed to singular
    “procedure”
    611.901(a)(1)
    141.201(a) table 1(1)
    Presented the federally-tabulated
    information in standard subsection format
    611.901(a)(1)(A)
    141.201(a) table
    1(1)(i)
    Added the indefinite article “a”; used the
    defined abbreviations “MCL” and “MRDL”
    611.901(a)(1)(B)
    141.201(a) table
    1(1)(ii)
    Added the indefinite article “a”; used the
    term “treatment technique” without the
    abbreviation

    21
    611.901(a)(1)(C)
    141.201(a) table
    1(1)(iii)
    Added the indefinite article “a”; changed
    “drinking water regulations” to “this Part”
    611.901(a)(1)(D)
    141.201(a) table
    1(1)(iv)
    Added the indefinite article “a”; changed
    “drinking water regulations” to “this Part”
    611.901(a)(2)
    141.201(a) table 1(2)
    Presented the federally-tabulated
    information in standard subsection format;
    added “relief equivalent to”
    611.901(a)(2)(A)
    141.201(a) table
    1(2)(i)
    Changed “variance and exemptions” to
    “relief equivalent to a SDWA Section 1415
    variance or a SDWA Section 1416
    exemption”; added parenthetical references
    to Sections 611.111 and 611.112 offset by
    commas
    611.901(a)(2)(B)
    141.201(a) table
    1(2)(ii)
    Added the indefinite article “a”; changed
    “variance and exemptions” to “relief
    equivalent to a SDWA Section 1415
    variance or a SDWA Section 1416
    exemption”; added parenthetical references
    to Sections 611.111 and 611.112 offset by
    commas
    611.901(a)(3)
    141.201(a) table 1(3)
    Presented the federally-tabulated
    information in standard subsection format
    611.901(a)(3)(A)
    141.201(a) table
    1(3)(i)
    Added the definite article “the”
    611.901(a)(3)(B)
    141.201(a) table
    1(3)(ii)
    Added the indefinite article “an”; changed to
    the singular defined abbreviation “a non-
    CWS”; changed “primacy agency” to
    “Agency”; added “Section”
    611.901(a)(3)(C)
    141.201(a) table
    1(3)(iii)
    Added the indefinite article “an”; changed
    “secondary maximum contaminant level
    (SMCL) for fluoride” to “secondary fluoride
    standard of Section 611.858”
    611.901(a)(3)(D)
    141.201(a) table
    1(3)(iv)
    Added the definite article “the”
    611.901(a)(3)(E)
    141.201(a) table
    1(3)(v)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.901(b)
    141.201(b)
    Changed the opening words from a question
    to a statement; added the definite article
    “the”; added “of this Subpart V” for
    enhanced clarity; changed “table 1” to
    “subsection (a) of this Section”; changed
    “table 2” to “this subsection (b)”
    611.901(b)(1)
    141.201(b) table 2(1)
    Changed the em dash to a colon
    611.901(b)(2)
    141.201(b) table 2(2)
    Changed the em dash to a colon
    611.901(b)(3)
    141.201(b) table 2(3)
    Changed the em dash to a colon

    22
    611.901(c)
    141.201(c)
    Changed the opening from a question to a
    statement
    611.901(c)(1)
    141.201(c)(1)
    Changed “public water system” to “PWS
    supplier” (twice); changed “system” to
    “supplier” (twice); changed to singular “a
    PWS supplier . . . sells . . . provides . . .
    another PWS supplier (i.e., to a consecutive
    system) is . . .”; changed “consecutive
    system” to “consecutive system supplier”
    611.901(c)(2)
    141.201(c)(2)
    Changed “public water system” to “PWS
    supplier”; changed “primacy agency” to
    “Agency” (twice); added “by a SEP . . .
    611.110”
    611.901(c)(3)
    141.201(c)(3)
    Changed “primacy agency” to “Agency”
    611.901 Board note
    141.201
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.902(a)
    141.202(a)
    Changed opening language from a question
    to a statement; changed the table into
    standard subsection format
    611.902(a)(1)
    141.202(a)(1)
    Changed “system” to “supplier”
    611.902(a)(2)
    141.202(a)(2)
    Changed “system” to “supplier”; changed
    “system’s” to “supplier’s”
    611.902(a)(3)
    141.202(a)(1)
    Changed “non-community water systems” to
    singular “a non-CWS supplier”; changed
    “primacy agency” to “Agency”
    611.902(a)(4)
    141.202(a)(4)
    Changed “system” to “supplier”
    611.902(a)(5)
    141.202(a)(5)
    Changed “primacy agency” to “Agency”;
    changed “system” to “supplier”
    611.902(a)(6)
    141.202(a)(6)
    Changed “system” to “supplier”
    611.902(a)(8)
    141.202(a)(8)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.902(b)
    141.202(b)
    Changed opening language from questions to
    statements; changed “public water systems”
    to singular “a PWS supplier”
    611.902(b)(1)
    141.202(b)(1)
    Changed “system” to “supplier”
    611.902(b)(2)
    141.202(b)(2)
    Changed “primacy agency” to “Agency”;
    changed “public water system” to “PWS
    supplier”
    611.902(b)(3)
    141.202(b)(3)
    Changed “primacy agency” to “Agency”

    23
    611.902(c)
    141.202(c)
    Changed opening language from a question
    to a statement; changed “public water
    systems” to singular “a PWS supplier”;
    changed “public water system” to “PWS
    supplier”; changed “water systems are” to
    singular “a water supplier is”
    611.902(c)(2)
    141.202(c)(2)
    Changed “system” to “supplier”
    611.902(c)(3)
    141.202(c)(3)
    Changed “system” to “supplier”
    611.902(c)(4)
    141.202(c)(4)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.902 Board note
    141.202
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.903(a)
    141.203(a)
    Changed opening language from a question
    to a statement; changed the table into
    standard subsection format
    611.903(a)(1)
    141.203(a)(1)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.903(a)(2)
    141.203(a)(2)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.903(a)(3)
    141.203(a)(3)
    Changed “variance or exemption” to “relief
    equivalent to a SDWA Section 1415
    variance or a SDWA Section 1416
    exemption”
    611.903(b)
    141.203(b)
    Changed opening language from a question
    to a statement
    611.903(b)(1)
    141.203(b)(1)
    Changed “public water systems” to singular
    “a PWS supplier”; changed “system” to
    “supplier” (twice); changed “primacy
    agency” to singular “Agency” (three times);
    added “by a SEP . . . 611.110”
    611.903(b)(2)
    141.203(b)(2)
    Changed “public water system” to singular
    “PWS supplier”; changed “primacy agency”
    to singular “Agency” (three times); changed
    “allow through its rules or policies” to
    “allow”; changed “primacy agency
    determinations” to singular “an Agency
    determination”
    611.903(b)(3)
    141.203(b)(3)
    Changed “public water systems” to singular
    “a PWS supplier”; changed “primacy
    agency” to singular “Agency” (twice);
    changed “system” to “supplier” (twice);
    added “the following”

    24
    611.903(c)
    141.203(c)
    Changed opening language from a question
    to a statement; changed “public water
    systems” to singular “a PWS supplier”
    611.903(c)(1)
    141.203(c)(1)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.903(c)(1)(A)
    141.203(c)(1)(i)
    Changed “public water system” to singular
    “PWS supplier”
    611.903(c)(1)(B)
    141.203(c)(1)(ii)
    Changed “system” to singular “supplier”
    (twice)
    611.903(c)(2)
    141.203(c)(2)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”; changed
    “non-community water systems” to singular
    “a non-CWS supplier”; added “the
    following”
    611.903(c)(2)(A)
    141.203(c)(2)(i)
    Changed “system” to “supplier”
    611.903(c)(2)(B)
    141.203(c)(2)(ii)
    Added “the following”
    611.903 Board note
    141.203
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.904(a)
    141.204(a)
    Changed opening language from a question
    to a statement; changed the table into
    standard subsection format
    611.904(a)(1)
    141.204(a)(1)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.904(a)(2)
    141.204(a)(2)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”
    611.904(a)(3)
    141.204(a)(3)
    Changed “a variance granted under Section
    1415 or an exemption granted under Section
    1416” to “relief equivalent to a SDWA
    Section 1415 variance granted under Section
    611.111 or relief equivalent to a SDWA
    Section 1416 exemption granted under
    Section 611.112”
    611.904(a)(5)
    141.204(a)(5)
    Changed “fluoride secondary maximum
    contaminant level (SMCL)” to “secondary
    standard for fluoride”
    611.904(b)
    141.204(b)
    Changed opening language from a question
    to a statement
    611.904(b)(1)
    141.204(b)(1)
    Changed “public water systems” to singular
    “PWS supplier”; changed “system” to
    “supplier” (twice); changed “variance or
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance or Section 1416
    exemption” (three times)

    25
    611.904(b)(2)
    141.204(b)(2)
    Changed “public water systems” to singular
    “PWS supplier”
    611.904(c)
    141.204(c)
    Changed opening language from a question
    to a statement; changed “public water
    systems” to singular “a PWS supplier”
    611.904(c)(1)
    141.204(c)(1)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”; changed
    “community water systems” to singular “a
    CWS supplier”
    611.904(c)(1)(A)
    141.204(c)(1)(i)
    Changed “system” to “supplier”; added “the
    following”
    611.904(c)(1)(B)
    141.204(c)(1)(ii)
    Changed “system” to “supplier”; added “the
    following”; changed to lower case
    “publication”
    611.904(c)(2)
    141.204(c)(2)
    Changed “primacy agency” to “Agency”;
    added “by a SEP . . . 611.110”; changed
    “non-community water systems” to singular
    “a non-CWS supplier”; added “the
    following”
    611.904(c)(2)(A)
    141.204(c)(2)(i)
    Changed “system” to “supplier”
    611.904(c)(2)(B)
    141.204(c)(2)(ii)
    Changed “system” to “supplier”; added “the
    following”; changed to lower case
    “publication”
    611.904(d)
    141.204(d)
    Changed opening language from a question
    to a statement; changed “community water
    systems” to singular “a CWS supplier”;
    added “the following is true”
    611.904(d)(1)
    141.204(d)(1)
    Changed “system” to “supplier”
    611.904 Board note
    141.204
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.905(a)
    141.205(a)
    Changed opening language from a question
    to a statement; changed to singular
    “violation”; used the defined abbreviation
    “NPDWR”; changed “public water system”
    to “PWS supplier”
    611.905(a)(1)
    141.205(a)(1)
    Changed “contaminant(s)” to
    “contaminants”; changed “level(s)” to
    “levels”
    611.905(a)(7)
    141.205(a)(7)
    Changed “system” to “supplier”
    611.905(a)(8)
    141.205(a)(8)
    Changed “system” to “supplier”

    26
    611.905(b)
    141.205(b)
    Changed opening language from a question
    to a statement; changed “a variance or
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance or a Section 1416
    exemption”
    611.905(b)(1)
    141.205(b)(1)
    Changed “public water system” to “PWS
    supplier”; changed “a variance or
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance, under Section
    611.111, or a Section 1416 exemption,
    under Section 611.112”; added “the
    following”
    611.905(b)(1)(A)
    141.205(b)(1)(i)
    Changed “a variance or exemption” to
    “relief equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.905(b)(1)(B)
    141.205(b)(1)(ii)
    Changed “a variance or exemption” to
    “relief equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.905(b)(1)(C)
    141.205(b)(1)(iii)
    Added “that” for a restrictive realtive
    clause; changed “system” to “supplier”;
    changed “a variance or exemption” to “relief
    equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.905(b)(1)(D)
    141.205(b)(1)(iv)
    Changed “a variance or exemption” to
    “relief equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.905(b)(2)
    141.205(b)(2)
    Changed “public water system” to “PWS
    supplier”; changed “a variance or
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance or a Section 1416
    exemption”
    611.905(c)
    141.205(c)
    Changed opening language from a question
    to a statement
    611.905(c)(1)
    141.205(c)(1)
    Added “must comply with the following”
    611.905(c)(1)(A)
    141.205(c)(1)(i)
    Added “it” to make a complete sentence
    611.905(c)(1)(B)
    141.205(c)(1)(ii)
    Added “it” to make a complete sentence
    611.905(c)(1)(C)
    141.205(c)(1)(iii)
    Added “it” to make a complete sentence
    611.905(c)(1)(D)
    141.205(c)(1)(iv)
    Added “it” to make a complete sentence
    611.905(c)(2)(A)
    141.205(c)(2)(i)
    Changed “public water system” to “PWS
    supplier”; changed “primacy agency” to
    “Agency”; added by a SEP . . . 611.110”;
    changed “language(s)” to “languages”;
    changed “system” to “supplier”
    611.905(c)(2)(B)
    141.205(c)(2)(ii)
    Changed “primacy agency” to “Agency”;
    changed “public water system” to “PWS
    supplier”; changed “system” to “supplier”

    27
    611.905(d)
    141.205(d)
    Changed opening language from a question
    to a statement; added “that” for a restrictive
    relative clause; changed “public water
    systems” to singular “a PWS supplier”
    (twice); changed “are required to” to
    “must”; changed “their” to “its” (twice);
    changed “are” to “is”
    611.905(d)(1)
    141.205(d)(1)
    Changed “a variance or exemption” to
    “relief equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    (twice); changed “public water systems” to
    singular “PWS supplier”
    611.905(d)(2)
    141.205(d)(2)
    Changed “public water systems” to singular
    “PWS supplier”; changed “their” to “its”
    611.905(d)(2) required
    statement language
    141.205(d)(2)
    Changed “contaminant(s)” to “contaminants”
    611.905(d)(3)
    141.205(d)(3)
    Changed “public water systems” to singular
    “PWS supplier”; moved “the following
    language”; changed “their” to “its”
    611.905 Board note
    141.205
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.906(a)
    141.206(a)
    Changed opening language from a question
    to a statement; changed “community water
    systems” to singular “a CWS supplier”;
    changed “a variance or exemption” to “relief
    equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.906(b)
    141.206(b)
    Changed opening language from a question
    to a statement; changed “non-community
    water systems” to singular “a non-CWS
    supplier”; changed “a variance or
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance or a Section 1416
    exemption”; changed “a variance,
    exemption” to “relief equivalent to a SDWA
    Section 1415 variance or a Section 1416
    exemption”
    611.906 Board note
    141.206
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added

    28
    611.907(a)
    141.207(a)
    Changed opening language from a question
    to a statement; changed “community water
    system” to “CWS supplier”; changed “non-
    transient, non-community water system” to
    “NTNCWS supplier”; added “for
    unregulated contaminants”; changed
    “system” to “supplier”
    611.907(b)
    141.207(b)
    Changed opening language from a question
    to a statement
    611.907 Board note
    141.207
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.908 heading
    141.208
    Changed “SCML for fluoride” to “fluoride
    secondary standard”
    611.908(a)
    141.208(a)
    Changed opening language from a question
    to a statement; changed “community water
    systems that exceed” to singular “a CWS
    supplier that exceeds”; changed “secondary
    maximum contaminant level (SCML)” to
    “secondary standard”; added a comma
    before “as specified” to offset a
    parenthetical; changed “system” to
    “supplier”; changed “public water system”
    to “PWS supplier”’ changed “SCML” to
    “fluoride secondary standard”; changed
    “primacy agency” to “Agency”
    611.908(b)
    141.208(b)
    Changed opening language from a question
    to a statement; changed “611.904(c) and
    (d)(1) and (d)(3)” to “611.904(c), (d)(1),
    and (d)(3)”
    611.908(c)
    141.208(c)
    Changed opening language from a question
    to a statement
    611.908(c) required
    statement language
    141.208(c)
    Changed “mg/l” to defined “mg/L” (twice);
    changed “U.S. EPA” to “USEPA”
    611.908 Board note
    141.208
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.909 heading
    141.209
    Deleted abbreviation “NCWS”
    611.909(a)
    141.209(a)
    Changed opening language from a question
    to a statement; changed “non-community
    water system” to “non-CWS supplier”;
    changed “primacy agency” to “Agency”

    29
    611.909(b)
    141.209(b)
    Changed opening language from a question
    to a statement; changed “non-community
    water systems” to singular “a non-CWS
    supplier”; changed “primacy agency” to
    “Agency”
    611.909 Board note
    141.209
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.910 heading
    141.210
    Changed “primacy agency” to “Agency”;
    changed to indefinite article “a”
    611.910(a)
    141.209(a)
    Deleted opening question; changed “primacy
    agency” to “Agency” (twice); changed
    “give” to “issue”; changed “public water
    system” to “PWS supplier”
    611.910(b)
    141.210(b)
    Changed opening language from a question
    to a statement; changed “public water
    system” to “a PWS supplier” (twice);
    changed “primacy agency” to “Agency”
    611.910 Board note
    141.210
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.Appendix A
    Appendix A to Subpart
    O of Part 141
    Reformatted the seven-column table into a
    indented paragraph format; replaced blank
    cells in the table with em dashes “--” (19
    times); added a missing closing period at the
    end of the health effects language (twice);
    added a zero before the decimal point where
    missing (63 times); used lower-case
    “runoff” (five times); used lower-case
    “erosion” (seven times); used lower-case
    “discharge” (ten times); used lower-case
    “leaching” (four times); used lower-case
    “water”; used lower-case “an”; added
    column headings in abbreviations table
    611.Appendix A Board
    note
    Appendix A to Subpart
    O of Part 141
    Changed the
    Code of Federal Regulations
    reference to the new source, with the
    appropriate
    Federal Register
    citation where
    is was added
    611.Appendix E
    (4)(B)(v)
    141.85(a)(1)(iv)(B)(
    5
    )
    Added “that” for a restrictive relative
    clause; changed “which” to “that” for a
    restrictive relative clause; changed “that” to
    “which” for a subsequent restrictive relative
    clause

    30
    611.Appendix E Board
    note
    141.85(a)(1)
    Updated the citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was amended
    611.Appendix F
    141.85(a)(2)
    Added a heading in this appendix created to
    hold the federal notice language; renumbered
    the subsections to correspond with the
    numbering of Appendix E
    611.Appendix F (1)
    141.85(a)(2)(i)
    Changed “EPA” to “USEPA” (twice)
    611.Appendix F (2)
    141.85(a)(2)(ii)
    Added a comma to offset the final element of
    a series after “red blood cells”
    611.Appendix F (4)(B)
    141.85(a)(2)(iv)(B)
    Removed an unnecessary comma
    611.Appendix F (4)(D)
    141.85(a)(2)(iv)(B)
    Added “the following”
    611.Appendix F Board
    note
    141.85(a)(2)
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added; added an explanation of
    how non-community water systems are
    regulated by the IDPH but that the Board
    incorporates all segments of the federal
    regulations
    611.Appendix G
    141, Subpart Q,
    Appendix A
    Replaced the footnote marking to the Section
    heading with opening language directing
    attention to the first note at the end of the
    table
    611.Appendix G (III)
    141, Subpart Q,
    Appendix A
    Changed “variances and exemptions” to
    “relief equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.Appendix G
    (III)(A)
    141, Subpart Q,
    Appendix A
    Changed “variance or exemption” to “relief
    equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.Appendix G
    (III)(B)
    141, Subpart Q,
    Appendix A
    Changed “variance or exemption” to “relief
    equivalent to a SDWA Section 1415
    variance or a Section 1416 exemption”
    611.Appendix G
    (IV)(B)
    141, Subpart Q,
    Appendix A
    Changed “primacy agency” to “the Agency”
    611.Appendix G
    (IV)(F)
    141, Subpart Q,
    Appendix A
    Changed “primacy agency” to “the Agency”;
    added “by a SEP . . . 611.110”
    611.Appendix G, note
    1
    141, Subpart Q,
    Appendix A
    Changed “primacy agency” to “the Agency”
    (twice); added “by a SEP . . . 611.110”
    (twice); changed “also” to “further”

    31
    611.Appendix G, note
    2
    141, Subpart Q,
    Appendix A
    Added introductory words “definition of the
    abbreviations used” with a colon; added
    quotation marks to the defined term;
    replaced an em dash with “means” (three
    times); added the conjunction “and” to offset
    the final element of a series
    611.Appendix G, note
    3
    141, Subpart Q,
    Appendix A
    Added quotation marks to the defined term;
    used lower-case “violations”
    611.Appendix G, note
    4
    141, Subpart Q,
    Appendix A
    Changed “tier 3” to “tier 3 violations”
    611.Appendix G, note
    5
    141, Subpart Q,
    Appendix A
    Changed “systems that violate” to singular
    “a supplier that violates”; changed “primacy
    agency” to “the Agency” (three times);
    changed “elevate” to “by a SEP . . . that
    elevates”; changed “tier 1” to “a tier 1
    violation” (twice)
    611.Appendix G, note
    6
    141, Subpart Q,
    Appendix A
    Changed “systems” to singular “a supplier”;
    changed to singular “a violation”; changed
    “primacy agency” to “the Agency” (three
    times); changed “elevate” to “by a SEP . . .
    that elevates”; changed “tier 1” to “a tier 1
    violation” (twice)
    611.Appendix G, note
    7
    141, Subpart Q,
    Appendix A
    Changed “Subpart H systems” to singular “a
    Subpart B supplier”; changed “serving” to
    “that serves”; replaced effective date
    language with “is currently effective”; added
    the parenthetical abbreviation “SWTR”
    611.Appendix G, note
    9
    141, Subpart Q,
    Appendix A
    Changed “Subpart H community and
    transient non-community systems” to
    singular “a Subpart B community or transient
    non-community system supplier”; changed
    “serving
    10,000” to “that serves 10,000
    persons or more”; changed “Subpart H
    transient non-community systems” to
    singular “a Subpart B transient non-
    community system supplier” (twice);
    changed “using” to singular “that uses”;
    added a comma after “surface water” to
    offset the final element of a series
    611.Appendix G, note
    12
    141, Subpart Q,
    Appendix A
    Added the indefinite article “a” before
    “failure”
    611.Appendix G, note
    13
    141, Subpart Q,
    Appendix A
    Changed “systems” to “suppliers”

    32
    611.Appendix G, note
    14
    141, Subpart Q,
    Appendix A
    Added “federal”; changed “variance [or
    exemption]” to “relief equivalent to a
    SDWA Section 1415 variance or a Section
    1416 exemption”
    611.Appendix G, note
    15
    141, Subpart Q,
    Appendix A
    Added “federal”; changed “variance for
    small systems” to “relief equivalent to a
    SDWA Section 1415 small system
    variance”; added an explanation of the
    limitation on the Board’s authority to grant
    relief from a federally-derived standard
    611.Appendix G, note
    16
    141, Subpart Q,
    Appendix A
    Changed “that” to “which” for a subsequent
    restrictive relative clause
    611.Appendix G Board
    note
    141, Subpart Q,
    Appendix A
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.Appendix H (1a)
    141, Subpart Q,
    Appendix B
    Used standard font for note “3”
    611.Appendix H (58)
    141, Subpart Q,
    Appendix B
    Corrected the spelling of
    “o-dichlorobenzene”
    611.Appendix H (59)
    141, Subpart Q,
    Appendix B
    Corrected the spelling of
    “p-dichlorobenzene”
    611.Appendix H (62)
    141, Subpart Q,
    Appendix B
    Corrected the spelling of
    “cis-1,2-dichloroethylene”
    611.Appendix H (63)
    141, Subpart Q,
    Appendix B
    Corrected the spelling of
    “trans-1,2-dichloroethylene”
    611.Appendix H, note
    1
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period
    611.Appendix H, note
    2
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period
    611.Appendix H, note
    3
    141, Subpart Q,
    Appendix B
    Changed “water systems” to singular “a
    water supplier” (twice)
    611.Appendix H, note
    4
    141, Subpart Q,
    Appendix B
    Changed “water systems that are” to singular
    “a water supplier that is”
    611.Appendix H, note
    5
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period
    611.Appendix H, note
    6
    141, Subpart Q,
    Appendix B
    Changed “water systems” to singular “a
    supplier”; changed “primacy agency” to
    “Agency"
    611.Appendix H, note
    7
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period

    33
    611.Appendix H, note
    8
    141, Subpart Q,
    Appendix B
    Changed “water systems” to singular “a
    supplier” (twice); changed “primacy
    agency” to “Agency"
    611.Appendix H, note
    11
    141, Subpart Q,
    Appendix B
    Changed “millions fibers” to “millions of
    fibers”
    611.Appendix H, note
    12
    141, Subpart Q,
    Appendix B
    Added closing period
    611.Appendix H, note
    13
    141, Subpart Q,
    Appendix B
    Added closing period
    611.Appendix H, note
    14
    141, Subpart Q,
    Appendix B
    Added closing period
    611.Appendix H, note
    15
    141, Subpart Q,
    Appendix B
    Added closing period
    611.Appendix H, note
    16
    141, Subpart Q,
    Appendix B
    Changed “surface water systems and ground
    water systems” to singular “a surface water
    system supplier or a groundwater system
    supplier”; changed “Subpart H community
    and non-transient non community systems
    serving
    10,000” to “a Supbart B
    community water system supplier or a non-
    transient non-community system supplier that
    serves 10,000 or more persons"; changed
    “systems” to “system suppliers” (three
    times)
    611.Appendix H, note
    17
    141, Subpart Q,
    Appendix B
    Changed “Subpart H community water
    systems” to singular “a Subpart B
    community water system supplier”; added
    “persons”; changed “all systems” to “a
    supplier”
    611.Appendix H, note
    20
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period
    611.Appendix H, note
    21
    141, Subpart Q,
    Appendix B
    Added quotation marks to the defined term;
    changed an em-dash with “means”; added a
    closing period
    611.Appendix H Board
    note
    141, Subpart Q,
    Appendix B
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.Appendix I Board
    note
    141, Subpart Q,
    Appendix C
    Added citation of the federal
    Code of
    Federal Regulations
    source of this
    provision, including the
    Federal Register
    where it was added
    611.Table G note 6
    141.87, table
    Changed the note number to standard font,
    adding a period; Changed “ground water
    systems” to “a groundwater system supplier”

    34
    611.Table G note 7
    141.87, table
    Changed the note number to standard font,
    adding a period; Changed “water systems”
    to “a water supplier”; changed to written
    “three”
    611.Table G note 8
    141.87, table
    Changed the note number to standard font,
    adding a period; Changed “water systems”
    to “a water supplier” (twice); changed to
    written “three” (twice); changed “primacy
    agency” to “Agency”
    Table 2:
    Board Housekeeping Amendments
    Section
    Source
    Revision(s)
    611 Table of Contents
    Board
    Removed “public notification” from the heading for
    Subpart T
    611 Table of Contents,
    heading of Appendix E
    Board
    Added “for community Water Systems”
    611.126(a)
    Board
    Changed “shall” to “must”; changed “subsection (b)” to
    “subsection (b) of this Section”
    611.126 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference;
    added a reference to the
    Federal Register
    notice where
    USEPA designated the standard
    611.131 preamble
    Board
    Added “federal” and the appropriate reference to the
    United States Code
    611.131(a)
    Board
    Changed “shall” to “must”
    611.131(c)(2)
    Board
    Added “the following is true”
    611.131(c)(2)(B)
    Board
    Added “federal” and the appropriate reference to the
    United States Code
    611.131(c) Board note
    Board
    Corrected “pre - 1986” to “pre-1986”
    611.131(e)
    Board
    Changed “shall” to “must”
    611.131(e)(1)
    Board
    Added “that the” for enhanced clarity
    611.131(e)(2)
    Board
    Added “that the” for enhanced clarity; added “the
    following”
    611.131(e)(2)(D)
    Board
    Added “federal” for enhanced clarity
    611.131(e)(3)
    Board
    Added “that the” for enhanced clarity; added “federal”
    and the appropriate reference to the
    United States Code
    611.131(e)(4)
    Board
    Added “that the” for enhanced clarity
    611.131(e)(5)
    Board
    Added “that the” for enhanced clarity
    611.131(f)(2)(C)
    Board note
    Board
    Added the date to the
    Code of Federal Regulations
    citation
    611.131(g)(1)
    Board
    Changed “shall” to “must”; added “the following means”
    611.131(g)(2)(B)
    Board
    Changed the cross-reference to “Appendix I”
    611.131(g)(3)
    Board
    Changed “shall” to “must”

    35
    611.131(i)
    Board
    Changed “shall” to “must”; added the appropriate
    reference to the
    United States Code
    611.131 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.261 preamble
    Board
    Changed “shall” to “must” (three times); changed to
    written “six”
    611.261(a)
    Board
    Changed to written “ten”
    611.261(a)(3)
    Board
    Changed “less” to more appropriate “fewer” (twice)
    611.261(a)(5)
    Board
    Changed “less” to more appropriate “fewer”
    611.261(a)(6)
    Board
    Changed “less” to more appropriate “fewer” (twice)
    611.261(a)(7)
    Board
    Changed “date(s)” to “dates” (twice); changed
    “measurement(s)” to “measurements”; changed
    “occurrence(s)” to “occurrences”
    611.261(a)(9)
    Board
    Changed to written “ten”
    611.261(b)
    Board
    Changed to written “ten”
    611.261(b)(3)
    Board
    Changed “RDC(s)” to “RDCs”; changed “time(s)” to
    “times”; changed “value(s)” to “values”
    611.261(b)(4)
    Board
    Changed “measurement(s)” to “measurements”
    611.261(b)(5)
    Board
    Changed “measurement(s)” to “measurements”
    611.261(b)(8)(F)
    Board
    Removed unnecessary conjunction “and” and comma
    611.261(c)
    Board
    Changed “shall” to “must”
    611.261(d)
    Board
    Changed “shall” to “must” (twice)
    611.261(e)(1)
    Board
    Changed “shall” to “must”
    611.261(e)(2)
    Board
    Changed “shall inform” to “must consult with”
    611.261(e)(3)
    Board
    Changed “shall” to “must” (twice); changed to written
    “four”
    611.261 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.262 preamble
    Board
    Changed “shall” to “must”; removed the past effective
    date language “beginning . . . whichever is later”
    611.262(a)
    Board
    Changed “system” to “supplier”
    611.262(b)
    Board
    Changed “system” to “supplier”
    611.262(b)(3)
    Board
    Changed “Section 611.240 et seq.” to “Sections 611.240
    through 611.242”
    611.262(b)(3)(F)
    Board
    Changed “system” to “supplier”; changed the equation to
    the standard equation format; changed “subsection
    (b)(3)(A)” to “subsection (b)(3)(A) of this Section”;
    changed ending punctuation to semicolons (four times);
    changed “subsection (b)(3)(B)” to “subsection (b)(3)(B)
    of this Section”; changed “subsection (b)(3)(C)” to
    “subsection (b)(3)(C) of this Section”; changed
    “subsection (b)(3)(D)” to “subsection (b)(3)(D) of this
    Section”; changed to lower-case “and,” removed an
    unnecessary comma after the conjunction; changed
    “subsection (b)(3)(E)” to “subsection (b)(3)(E) of this
    Section”

    36
    611.262(b)(3)(g)
    Board
    Changed “(b)(3)(A) through (F)” to “(b)(3)(A) through
    (b)(3)(F) of this Section”; changed “system” to “supplier”
    611.262(c)(1)
    Board
    Changed “system” to “supplier”; changed “shall” to
    “must”
    611.262(c)(2)
    Board
    Changed “system shall” to “supplier must”
    611.262(c)(3)
    Board
    Changed “system shall” to “supplier must”; changed
    “system also shall” to “supplier also must”; changed to
    written “four”
    611.262 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.300(a)
    Board
    Changed “subsection (b) below” to “subsection (b) of this
    Section”
    611.300(a) Board Note
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.300(b) Board Note
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.300(c)
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.300(d)(1)
    Board
    Corrected the subsection number
    611.300(d)(2)
    Board
    Corrected the subsection number
    611.300(d)(3)
    Board
    Corrected the subsection number
    611.300(d)(4)
    Board
    Corrected the subsection number
    611.300(d)(5)
    Board
    Corrected the subsection number
    611.300(d) Board Note
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.300(e)
    Board
    Changed “subsection (b) above” to “subsection (b) of this
    Section”
    611.300(e)(1)
    Board
    Changed “less” to more appropriate “fewer” (twice)
    611.300(e) Board Note
    Board
    Changed “this is” to “the requirements of subsection (e) of
    this Section are”
    611.351(a)
    Board
    Changed “shall” to “must”
    611.351(a)(1)
    Board
    Changed “shall” to “must”; changed “subsection (d)
    below” to “subsection (d) of this Section”; changed
    “subsection (b)(3) below” to “subsection (b)(3) of this
    Section”
    611.351(a)(2)
    Board
    Changed “shall” to “must”; changed “subsection (d)
    below” to “subsection (d) of this Section”; changed
    “subsection (b)(3) below” to “subsection (b)(3) of this
    Section”
    611.351(b)(2)
    Board
    Changed “shall” to “must” (three times)
    611.351(b)(2)(A)
    Board
    Capitalized the first word of the subsection
    611.351(b)(2)(B)
    Board
    Capitalized the first word of the subsection
    611.351(b)(2)(C)
    Board
    Capitalized the first word of the subsection
    611.351(b)(2)(D)
    Board
    Capitalized the first word of the subsection
    611.351(b)(3)
    Board
    Parenthetically added the standardized abbreviation
    “PQL”
    611.351(c)(2)
    Board
    Changed “subsection (c)(1) above” to “subsection (c)(1)
    of this Section”; changed “shall” to “must”
    611.351(c)(3)
    Board
    Changed “shall” to “must”

    37
    611.351(c)(4)
    Board
    Changed “subsection (e) below” to “subsection (e) of this
    Section”; changed “subsection (b)(1) above” to
    “subsection (b)(1) of this Section”
    611.351(d)
    Board
    Changed “
    subsections (b)(2) an
    d (b)(3) above” to
    “subsections (b)(2) and (b)(3) of this Section”; changed
    “shall” to “must”
    611.351(d)(1)
    Board
    Changed “shall” to “must”
    611.351(d)(1) Board
    note
    Board
    Changed “U.S. EPA” to “USEPA”; added the date to the
    Code of Federal Regulations
    citation
    611.351(d)(2)
    Board
    Changed “shall” to “must”
    611.351(d)(3)
    Board
    Changed “shall” to “must”
    611.351(d)(4)
    Board
    Changed “shall” to “must”
    611.351(d)(5)
    Board
    Changed “shall” to “must”
    611.351(d)(6)
    Board
    Changed “shall” to “must”
    611.351(d)(7)
    Board
    Changed “shall” to “must”
    611.351(e)
    Board
    Changed “subsection (b) above” to “subsection (b) of this
    Section”; changed “shall” to “must”
    611.351(e)(1)
    Board
    Changed “shall” to “must” (twice)
    611.351(e)(2)
    Board
    Changed “shall” to “must”
    611.351(e)(3)
    Board
    Changed “subsection (e)(2) above” to “subsection (e)(2)
    of this Section”; changed “shall” to “must”
    611.351(e)(4)
    Board
    Changed “subsection (e)(2) above” to “subsection (e)(2)
    of this Section”; changed “shall” to “must”; changed to
    written “six”; changed “subsection (e)(3) above” to
    “subsection (e)(3) of this Section”
    611.351(e)(5)
    Board
    Changed “shall” to “must”
    611.351(e)(6)
    Board
    Changed “shall” to “must”
    611.351(e)(7)
    Board
    Changed “shall” to “must”; changed to written “six”;
    changed “subsection (e)(6) above” to “subsection (e)(6)
    of this Section”
    611.351(e)(8)
    Board
    Changed “shall” to “must”
    611.351 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.352 preamble
    Board
    Changed “shall” to “must”
    611.352(a)(1)
    Board
    Changed “shall” to “must”; changed “subsection (c)(1)
    below” to “subsection (c)(1) of this Section”
    611.352(b)
    Board
    Changed “subsection (c) below” to “subsection (c) of this
    Section”
    611.352(c)(1)
    Board
    Changed “shall” to “must”
    611.352(c)(1)(A)
    Board
    Capitalized the first word of the subsection
    611.352(c)(1)(B)
    Board
    Capitalized the first word of the subsection
    611.352(c)(1)(C)
    Board
    Capitalized the first word of the subsection
    611.352(c)(2)
    Board
    Changed “shall” to “must”
    611.352(c)(3)
    Board
    Changed “shall” to “must”
    611.352(c)(3)(A)
    Board
    Capitalized the first word of the subsection

    38
    611.352(c)(3)(B)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(D)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(E)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(F)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(G)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(H)
    Board
    Capitalized the first word of the subsection
    611.352(c)(3)(I)
    Board
    Capitalized the first word of the subsection
    611.352(c)(4)
    Board
    Changed “shall” to “must”
    611.352(c)(4)(A)
    Board
    Capitalized the first word of the subsection
    611.352(c)(4)(B)
    Board
    Capitalized the first word of the subsection
    611.352(c)(5)
    Board
    Changed “shall” to “must”
    611.352(c)(6)
    Board
    Changed “shall” to “must” (twice); changed “
    subsections
    (c)(1) through (
    c)(5) above” to “subsections (c)(1) through
    (c)(5) of this Section”
    611.352(d)(1)
    Board
    Changed “
    subsection (c)
    above” to “subsection (c) of this
    Section”; changed “shall” to “must” (twice); changed
    “treatment(s)” to “treatments”; changed “
    subsection (c)(1)
    above” to “subsection (c)(1) of this Section”
    611.352(d)(2)
    Board
    Changed “shall” to “must”; changed “
    subsection (d)(1)
    above” to “subsection (d)(1) of this Section”
    611.352(e)
    Board
    Changed “shall” to “must”; changed “
    subsection (d)
    above”
    to “subsection (d) of this Section”
    611.352(f)
    Board
    Changed “shall” to “must”; changed “
    subsection (d)
    above”
    to “subsection (d) of this Section”
    611.352(f)(1)
    Board
    Changed “shall” to “must”; added “the following”
    611.352(f)(1)(A)
    Board
    Capitalized the first word of the subsection
    611.352(f)(1)(B)
    Board
    Capitalized the first word of the subsection; changed
    “shall” to “must”
    611.352(f)(1)(C)
    Board
    Capitalized the first word of the subsection
    611.352(f)(1)(D)
    Board
    Capitalized the first word of the subsection
    611.352(f)(1)(E)
    Board
    Capitalized the first word of the subsection
    611.352(f)(2)
    Board
    Changed “
    subsection (f)(1)
    above” to “subsection (f)(1) of
    this Section”; changed “shall” to “must”
    611.352(f)(4)
    Board
    Changed “shall” to “must”
    611.352(h)(1)
    Board
    Changed “
    subsection (d)
    above” to “subsection (d) of this
    Section”; changed “
    subsection (f)
    above” to “subsection (f)
    of this Section”
    611.352(h)(4)
    Board
    Changed “
    subsection (h)(1)
    above” to “subsection (h)(1) of
    this Section”
    611.352(i)
    Board
    Changed “
    s
    ubsections (d), (f), or (h) above” to
    “subsections (d), (f), or (h) of this Section”; added “the
    following is true”
    611.352(i)(1)
    Board
    Capitalized the first word of the subsection
    611.352(i)(2)
    Board
    Capitalized the first word of the subsection
    611.352(i)(3)
    Board
    Capitalized the first word of the subsection

    39
    611.352 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.354(a)(1)
    Board
    Changed “shall” to “must”; changed “
    s
    ubsection (b)
    below” to “subsection (b) of this Section”
    611.354(b)(1)
    Board
    Changed “
    s
    ubsection (a) above” to “subsection (a) of this
    Section”; changed “shall” to “must”; changed to written
    “seven”
    611.354(b)(3)
    Board
    Changed “shall” to “must”
    611.354(b)(4)
    Board
    Changed “shall” to “must”; changed “
    s
    ubsection (a)
    above” to “subsection (a) of this Section”
    611.354(e)(1)
    Board
    Changed “shall” to “must”
    611.354(e)(2)
    Board
    Changed “shall” to “must”; changed “
    s
    ubsection (f)(1)
    above” to “subsection (e)(1) of this Section”; changed to
    written “six”; changed “
    s
    ubsection (a) above” to
    “subsection (a) of this Section”
    611.354(f)(1)(A)
    Board
    Capitalized the first word of the subsection
    611.354(f)(1)(B)
    Board
    Capitalized the first word of the subsection
    611.354(f)(2)
    Board
    Changed “shall” to “must”; changed “
    s
    ubsection
    (b)
    above”
    to “subsection
    (b)
    of this Section”
    611.354(g)
    Board
    Changed “
    s
    ubsections (a) through (d) above” to
    “subsections (a) through (d) of this Section”; changed
    “shall” to “must”
    611.354 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.355 preamble
    Board
    Changed “shall” to “must”; changed “
    subsections (a) and (
    b)
    below” to “subsections (a) and (b) of this Section”;
    changed “subsection (c) below” to “subsection (c) of this
    Section”
    611.355(a)(1)
    Board
    Added the defined abbreviation “CWS”; changed “shall”
    to “must” (twice); changed “Section 611.Appendix E” to
    “Appendix E of this Part” (twice); changed “laypersons”
    to “lay persons”
    611.355(b)
    Board
    Changed “shall” to “must”
    611.355(c)(1)
    Board
    Changed “shall” to “must”; changed “language(s)” to
    “languages”
    611.355(c)(2)
    Board
    Changed “shall” to “must”; added a comma after “days” to
    offset a parenthetical
    611.355(c)(2)(A)
    Board
    Capitalized the first word of the subsection; changed
    s
    ubsection (a)(1) above” to “subsection (a)(1) of this
    Section”
    611.355(c)(2)(B)
    Board
    Capitalized the first word of the subsection; changed
    s
    ubsection (a)(1) above” to “subsection (a)(1) of this
    Section”
    611.355(c)(2)(C)
    Board
    Capitalized the first word of the subsection; changed
    s
    ubsections (a)(2) and (a)(4) above” to “subsections
    (a)(2) and (a)(4) of Appendix E of this Part”

    40
    611.355(c)(2)(C)(i)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(C)(ii)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(C)(iii)
    Board
    Capitalized the first word of the subsection; changed
    “program(s)” to “programs”
    611.355(c)(2)(C)(iv)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(C)(v)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(C)(vi)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(C)(vii)
    Board
    Capitalized the first word of the subsection
    611.355(c)(2)(D)
    Board
    Capitalized the first word of the subsection; changed
    s
    ubsection (b) above” to “subsection (b) of this Section”
    611.355(c)(3)
    Board
    Changed “shall” to “must”; changed “subsections
    (c)(2)(A) through (c)(2)(D) above” to “subsections
    (c)(2)(A) through (c)(2)(D) of this Section”
    611.355(c)(3)(A)
    Board
    Capitalized the first word of the subsection; changed
    “subsections (c)(2)(A) through (c)(2)(C) above” to
    “subsections (c)(2)(A) through (c)(2)(C) of this Section”
    611.355(c)(3)(B)
    Board
    Capitalized the first word of the subsection; changed
    “subsection (c)(2)(D) above” to “subsection (c)(2)(D) of
    this Section”; changed to written “six”
    611.355(c)(4)
    Board
    Changed “shall” to “must”; changed “Section
    611.Appendix E(1), (2), and (4)” to “Appendix E or F of
    this Part”
    611.355(c)(4)(A)
    Board
    Capitalized the first word of the subsection
    611.355(c)(4)(B)
    Board
    Capitalized the first word of the subsection
    611.355(c)(5)
    Board
    Changed “shall” to “must”; changed “subsection (c)(4)
    above” to “subsection (c)(4) of this Section”
    611.355(c)(6)
    Board
    Changed “shall” to “must”
    611.355(d)
    Board
    Changed “shall” to “must”
    611.355 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.356(a)(1)(A)
    Board
    Changed “subsection (d)(1) below” to “subsection (d)(1)
    of this Section”; changed “shall” to “must”
    611.356(a)(1)(B)
    Board
    Changed “subsection (c) below” to “subsection (c) of this
    Section”
    611.356(a)(1)(C)
    Board
    Changed “shall” to “must”
    611.356(a)(1)(D)
    Board
    Changed “shall” to “must”
    611.356(a)(2)(A)
    Board
    Changed “shall” to “must”
    611.356(a)(2)(B)
    Board
    Changed “subsection (a) below” to “subsection (a) of this
    Section”; changed “shall” to “must”
    611.356(a)(2)(B)(i)
    Board
    Capitalized the first word of the subsection; changed
    “department(s)” to “departments”
    611.356(a)(2)(B)(ii)
    Board
    Capitalized the first word of the subsection
    611.356(a)(2)(B)(iii)
    Board
    Capitalized the first word of the subsection
    611.356(a)(2)(B)(iv)
    Board
    Capitalized the first word of the subsection; changed
    “shall” to “must”

    41
    611.356(a)(3)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(A)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(A)(i)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(A)(ii)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(A)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(3)(B)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(B)(i)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(B)(ii)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(B)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(3)(C)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(C)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(3)(D)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(D)(i)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(D)(ii)
    Board
    Capitalized the first word of the subsection
    611.356(a)(3)(D)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(3)(E)
    Board
    Changed “shall” to “must”
    611.356(a)(3)(E)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)
    Board
    Changed “shall” to “must”
    611.356(a)(4)(A)
    Board
    Changed “shall” to “must”
    611.356(a)(4)(A)(i)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(A)(ii)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(A)(iii)
    Board note
    Board
    Deleted “fewer than . . . residences, and” not present in
    the federal text
    611.356(a)(4)(A)(iii)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(A)(iv)
    Board
    Added “CWS” for clarity; changed “shall” to “must”;
    deleted unnecessary comma after “has”; deleted “the
    supplier shall”
    611.356(a)(4)(A)(iv)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(B)(i)
    Board
    Changed “shall” to “must”; divided the subsection, adding
    a closing period
    611.356(a)(4)(B)(i)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(B)(ii)
    Board
    Divided the subsection from subsection (a)(4)(B)(i),
    adding the opening “if”
    611.356(a)(4)(B)(ii)
    Board note
    Board
    Added citation to the federal source of this provision

    42
    611.356(a)(4)(B)(iii)
    Board
    Renumbered the subsection; changed “shall” to “must”
    611.356(a)(4)(B)(iii)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(a)(4)(C)
    Board
    Changed “shall” to “must”
    611.356(a)(4)(C)(iii)
    Board
    Changed “shall” to “must”
    611.356(a)(4)(C)(iii)
    Board note
    Board
    Added citation to the federal source of this provision
    611.356(b)(1)
    Board
    Changed “shall” to “must”
    611.356(b)(2)(A)
    Board
    Changed “shall” to “must”
    611.356(b)(2)(B)
    Board
    Changed “shall” to “must”
    611.356(b)(2)(C)
    Board
    Changed “shall” to “must”
    611.356(b)(2)(E)
    Board
    Renumbered the subsection
    611.356(b)(2)(F)
    Board
    Changed “subsection (b)(2)(D) above” to “subsection
    (b)(2)(D) of this Section”
    611.356(b)(3)(A)
    Board
    Changed “shall” to “must”
    611.356(b)(3)(B)
    Board
    Changed “shall” to “must”
    611.356(b)(3)(B)(i)
    Board
    Capitalized the first word of the subsection
    611.356(b)(3)(B)(ii)
    Board
    Capitalized the first word of the subsection
    611.356(b)(3)(B)(iii)
    Board
    Capitalized the first word of the subsection
    611.356(b)(4)(A)
    Board
    Changed “shall” to “must”; changed “sample(s)” to
    “samples”
    611.356(c)(1)
    Board
    Changed “shall” to “must”; changed “Section 611.Table
    D” to “Table D of this Part”; changed “subsection (d)
    below” to “subsection (d) of this Section”
    611.356(c)(2)
    Board
    Changed “subsection (d)(4) below” to “subsection (d)(4)
    of this Section” (twice); changed “Section 611.Table D”
    to “Table D of this Part”
    611.356(d)(1)
    Board
    Changed “shall” to “must”; changed “Section 611.Table
    E” to “Table E of this Part”
    611.356(d)(1)(A)
    Board
    Changed “shall” to “must”
    611.356(d)(1)(B)
    Board
    Changed “shall” to “must”; added “the following is true”
    611.356(d)(1)(B)(i)
    Board
    Capitalized the first word of the subsection; changed
    “shall” to “must”; changed “subsection (d)(2) below” to
    “subsection (d)(2) of this Section”
    611.356(d)(1)(B)(ii)
    Board
    Capitalized the first word of the subsection; changed
    “subsection (d)(4) below” to “subsection (d)(4) of this
    Section”
    611.356(d)(2)(A)
    Board
    Changed “shall” to “must”
    611.356(d)(2)(B)
    Board
    Changed “shall” to “must”
    611.356(d)(2)(C)
    Board
    Changed “shall” to “must”
    611.356(d)(3)
    Board
    Changed “shall” to “must”
    611.356(d)(4)(A)
    Board
    Changed “subsection (c) above” to “subsection (c) of this
    Section”
    611.356(d)(4)(B)(i)
    Board
    Changed “the Agency shall . . . allow any supplier to” to
    “any supplier”

    43
    611.356(d)(4)(B)(iii)
    Board
    Deleted former subsection (d)(4)(B)(iii) and renumbered
    former subsection (d)(4)(B)(iv); changed “shall” to
    “must”; deleted the parenthetical “by a SEP . . . 611.110”;
    changed “subsection (d)(4)(B)(i) determination above” to
    “determination under subsection (d)(4)(B)(i) of this
    Section
    611.356(d)(4)(C)(iii)
    Board
    Deleted the parenthetical “by a SEP . . .”; changed “shall”
    to “must”; added “under subsection (d)(4)(C)(ii) of this
    Section”
    611.356(d)(4)(D)
    Board
    Changed “shall” to “must” (twice); changed “subsection
    (a) above” to “subsection (a) of this Section”
    611.356(d)(4)(F)(i)
    Board
    Changed “shall” to “must” (twice); changed “subsection
    (d)(3) above” to “subsection (d)(3) of this Section”;
    changed “subsection (c) above” to “subsection (c) of this
    Section”
    611.356(d)(4)(F)(ii)
    Board
    Changed “shall” to “must”; changed “subsection (d)(3)
    above” to “subsection (d)(3) of this Section”; added
    “must”; changed “subsection (c) above” to “subsection (c)
    of this Section”
    611.356(e)
    Board
    Changed “shall” to “must”
    611.356 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.357 preamble
    Board
    Changed “shall” to “must”; changed “Section 611.Table
    G” to “Table G of this Part”
    611.357(a)(1)(A)
    Board
    Changed “shall” to “must”
    611.357(a)(1)(B)
    Board
    Changed “shall” to “must”; changed “point(s)” to “points”
    611.357(a)(2)(A)
    Board
    Changed “shall” to “must”; changed “
    subsections (b) through
    (e) below” to “subsections (b) through (e) of this
    Section”; changed “Section 611.Table E” to “Table E of
    this Part”
    611.357(a)(2)(B)(i)
    Board
    Changed “shall” to “must”; changed “
    subsection (b)
    below”
    to “subsection (b) of this Section”
    611.357(a)(2)(B)(ii)
    Board
    Changed “shall” to “must”; changed “
    subsections (c) through
    (e) below” to “subsections (c) through (e) of this Section”
    611.357(b)(1)
    Board
    Changed “shall” to “must”; changed “
    subsection (b)(3)
    below” to “subsection (b)(3) of this Section”
    611.357(b)(2)
    Board
    Changed “shall” to “must”; changed “
    subsection (b)(3)
    below” to “subsection (b)(3) of this Section”
    611.357(b)(3)(B)
    Board
    Capitalized the first word in the subsection
    611.357(b)(3)(C)
    Board
    Capitalized the first word in the subsection
    611.357(b)(3)(D)
    Board
    Capitalized the first word in the subsection
    611.357(b)(3)(E)
    Board
    Capitalized the first word in the subsection
    611.357(b)(3)(F)
    Board
    Capitalized the first word in the subsection
    611.357(b)(3)(G)
    Board
    Capitalized the first word in the subsection

    44
    611.357(c)(1)
    Board
    Changed “shall” to “must”; changed “subsections (c)(3)
    and (c)(4) below” to “subsections (c)(4) and (c)(5) of this
    Section”
    611.357(c)(2)
    Board
    Changed “shall” to “must”; changed “subsections (c)(3)
    and (c)(4) below ” to “subsections (c)(4) and (c)(5) of
    this Section”
    611.357(c)(4)
    Board
    Renumbered the subsection to accommodate the addition
    of new subsection (c)(3)
    611.357(c)(4)(B)
    Board
    Capitalized the first word in the subsection
    611.357(c)(4)(C)
    Board
    Capitalized the first word in the subsection
    611.357(c)(4)(D)
    Board
    Capitalized the first word in the subsection
    611.357(c)(4)(E)
    Board
    Capitalized the first word in the subsection
    611.357(c)(5)
    Board
    Renumbered the subsection to accommodate the addition
    of new subsection (c)(3)
    611.357(c)(5)(B)
    Board
    Capitalized the first word in the subsection
    611.357(c)(5)(C)
    Board
    Capitalized the first word in the subsection
    611.357(d)(1)
    Board
    Changed “shall” to “must”; changed “
    subse
    ction (c) above”
    to “subsection (c) of this Section”
    611.357(d)(2)
    Board
    Changed “shall” to “must”
    611.357(e)(1)
    Board
    Changed “
    subsecti
    on (d) above” to “subsection (d) of this
    Section”; changed “point(s)” to “points”; changed “shall”
    to “must”; changed “subsection (c)(4) above” to
    “subsection (c)(4) of this Section”; changed “Section
    611.Table E” to “Table E of this Part”
    611.357(e)(2)(A)
    Board
    Changed the subsection language “stages of reductions” to
    “staged reductions in monitoring frequency”
    611.357(e)(2)(A)(i)
    Board
    Changed “
    subsec
    tion (e)(1) above” to “subsection (e)(1) of
    this Section”
    611.357(e)(2)(A)(ii)
    Board
    Changed “
    subsec
    tion (e)(2)(A)(i) above” to “subsection
    (e)(2)(A)(i) of this Section”; changed “
    subsec
    tion (e)(1)
    above” to “subsection (e)(1) of this Section”
    611.357(f)
    Board
    Changed “shall” to “must”
    611.357 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.358(a)(1)
    Board
    Changed “shall” to “must”
    611.358(a)(2)(A)
    Board
    Changed “shall” to “must”
    611.358(a)(2)(B)
    Board
    Changed “shall” to “must”
    611.358(a)(2)(B)(i)
    Board
    Changed “shall” to “must”
    611.358(a)(2)(B)(ii)
    Board
    Changed “shall” to “must”
    611.358(b)
    Board
    Changed “shall” to “must”
    611.358(c)
    Board
    Changed “shall” to “must”
    611.358(d)(1)
    Board
    Changed “shall” to “must”; changed “
    subsection (d)(1)(A) or
    (d)(1
    )(B) below” to “subsection (d)(1)(A) or (d)(1)(B) of
    this Section”

    45
    611.358(d)(1)(A)(i)
    Board
    Changed “
    sub
    section (d)(1) above” to “subsection (d)(1)
    of this Section”; changed “shall” to “must”
    611.358(d)(1)(A)(ii)
    Board
    Changed “
    sub
    section (d)(1) above” to “subsection (d)(1)
    of this Section”; changed “shall” to “must”
    611.358(d)(1)(B)
    Board
    Changed “shall” to “must”
    611.358(d)(2)
    Board
    Changed “
    sub
    section (d)(1)(A) or (d)(1)(B) above” to
    “subsection (d)(1)(A) or (d)(1)(B) of this Section”
    611.358(e)(3)
    Board
    Changed “
    sub
    section (d)(1) above” to “subsection (d)(1)
    of this Section”
    611.358 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.359 preamble
    Board
    Changed “shall” to “must”
    611.359(a)
    Board
    Changed “shall” to “must”; added “do the following”
    611.359(b)
    Board
    Changed “shall” to “must”
    611.359 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.360 preamble
    Board
    Changed “shall” to “must”
    611.360(a)
    Board
    Added a comma to offset the final element of a series
    611.360(a)(1)
    Board
    Changed “shall” to “must”; changed to written “ten”;
    changed to written “three”
    611.360(a)(1)(A)
    Board
    Capitalized the first word of the subsection
    611.360(a)(1)(C)
    Board
    Inserted explanatory language where USEPA removed a
    provision, in order to maintain structural consistency
    611.360(a)(1)(D)
    Board
    Capitalized the first word of the subsection
    611.360(a)(1)(E)
    Board
    Capitalized the first word of the subsection; changed
    “shall” to “must”
    611.360(a)(1)(F)
    Board
    Capitalized the first word of the subsection
    611.360(a)(1)(G)
    Board
    Capitalized the first word of the subsection; changed
    “point(s)” to “points”
    611.360(b)(1)
    Board
    Changed “shall” to “must”; changed to written “ten”
    611.360(b)(2)
    Board
    Changed “shall” to “must”
    611.360(c)
    Board
    Changed “shall” to “must”
    611.360(c)(1)
    Board
    Capitalized the first word of the subsection
    611.360(c)(2)
    Board
    Capitalized the first word of the subsection
    611.360(c)(3)
    Board
    Capitalized the first word of the subsection
    611.360(c)(4)
    Board
    Capitalized the first word of the subsection
    611.360(d)
    Board
    Changed “shall” to “must”
    611.360(d)(1)
    Board
    Capitalized the first word of the subsection
    611.360(d)(2)
    Board
    Capitalized the first word of the subsection
    611.360(e)
    Board
    Changed “shall” to “must”
    611.360(e)(1)
    Board
    Changed “shall” to “must”
    611.360(e)(1)(A)
    Board
    Capitalized the first word of the subsection
    611.360(e)(1)(B)
    Board
    Capitalized the first word of the subsection
    611.360(e)(1)(C)
    Board
    Capitalized the first word of the subsection; changed to
    written “seven”

    46
    611.360(e)(2)
    Board
    Changed “shall” to “must”; changed “has either” to “has
    done either of the following”
    611.360(e)(2)(A)
    Board
    Capitalized the first word of the subsection; changed to
    written “seven”
    611.360(e)(2)(B)
    Board
    Capitalized the first word of the subsection; changed
    “line(s)” to “lines”
    611.360(e)(2)(C)
    Board
    Changed “
    subsection (
    e)(2)(B) above” to “subsection
    (e)(2)(B) of this Section”; changed “shall” to “must”;
    changed to written “seven”; changed “
    subsection (
    a) above”
    to “subsection (a) of this Section”
    611.360(e)(3)
    Board
    Changed “
    subsect
    ion (e)(2) above” to “subsection (e)(2) of
    this Section”; changed “shall” to “must”
    611.360(e)(3)(A)
    Board
    Capitalized the first word of the subsection
    611.360(e)(3)(B)
    Board
    Capitalized the first word of the subsection
    611.360(e)(3)(C)
    Board
    Capitalized the first word of the subsection
    611.360(g)
    Board
    Changed “shall” to “must”; changed “period(s)” to
    “periods”
    611.360 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.606(a)
    Board
    Changed “shall” to “must”
    611.606(b)
    Board
    Changed “shall” to “must”
    611.606(c)
    Board
    Changed “shall” to “must”
    611.606 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.648(a) preamble
    Board
    Added “the following . . . meanings”
    611.648(a) “detection
    limit”
    Board
    Changed “
    subse
    ction (r) below” to “subsection (r) of this
    Section”
    611.648(b)
    Board
    Changed “shall” to “must”; changed “
    subse
    ction (q)
    below” to “subsection (q) of this Section”
    611.648(c)(1)
    Board
    Changed “shall” to “must”
    611.648(c)(2)
    Board
    Changed “shall” to “must”
    611.648(c)(3)
    Board
    Changed “shall” to “must”
    611.648(c)(4)
    Board
    Changed “shall” to “must”
    611.648(c) Board note
    Board
    Changed “
    subsect
    ions (b) and (c) above” to “subsections
    (b) and (c) of this Section”; updated the
    Code of Federal
    Regulations
    reference
    611.648(d)
    Board
    Changed ending punctuation to a period
    611.648(d)(1)
    Board
    Changed “shall” to “must”
    611.648(d)(2)
    Board
    Changed “shall” to “must”
    611.648(d)(3)
    Board
    Changed “less” to “fewer”; changed “shall” to “must”
    611.648(e)
    Board
    Changed “
    subsectio
    n (d) above” to “subsection (d) of this
    Section” (twice); changed “shall” to “must”
    611.648(f)
    Board
    Changed “shall” to “must”; changed “
    subsectio
    n (d) above”
    to “subsection (d) of this Section”
    611.648(g)
    Board
    Added “the following must occur”

    47
    611.648(g)(1)
    Board
    Changed “shall” to “must”
    611.648(g)(2)(C)
    Board
    Changed “shall” to “must”
    611.648(g)(2)(D)
    Board
    Changed “shall” to “must” (twice); added a missing
    period after “based”; changed “
    sub
    section (g)(1) above”
    to “subsection (g)(1) of this Section”
    611.648(g)(3)
    Board
    Changed “shall” to “must”; changed “quarter(s)” to
    “quarters”
    611.648(g)(4)
    Board
    Changed “
    subsections (e) a
    nd (f) above” to “subsections (e)
    and (f) of this Section”
    611.648(g)(5)(A)
    Board
    Changed “
    subsection (g)
    (5)(B) below” to “subsection
    (g)(5)(B) of this Section”; changed “shall” to “must”
    611.648(g)(5)(B)(i)
    Board
    Capitalized the first word of the subsection
    611.648(g)(5)(B)(ii)
    Board
    Capitalized the first word of the subsection
    611.648(h)(1)
    Board
    Changed “
    subsectio
    n (k) below” to “subsection (k) of this
    Section”; changed “shall” to “must”
    611.648(h)(2)(C)
    Board
    Changed “shall” to “must”
    611.648(h)(2)(D)
    Board
    Changed “shall” to “must” (twice); changed “subsection
    (h)(1) above” to “subsection (h)(1) of this Section”
    611.648(h)(2)(E)
    Board
    Changed “shall” to “must”
    611.648(i)(1)
    Board
    Changed “shall” to “must”
    611.648(i)(2)
    Board
    Changed “
    subsection (
    k) below” to “subsection (k) of this
    Section”
    611.648(i)(3)
    Board
    Changed “shall” to “must”
    611.648(k)
    Board
    Inserted explanatory language where USEPA removed a
    provision, in order to maintain structural consistency
    611.648(l)
    Board
    Changed “provision” to “subsection (l)”; updated the
    Code of Federal Regulations
    reference
    611.648(m)(1)
    Board
    Changed “shall” to “must”
    611.648(m)(2)
    Board
    Changed “shall” to “must”
    611.648(n)(1)
    Board
    Changed “shall” to “must”
    611.648(n)(2)
    Board
    Changed “shall” to “must”; changed “subsection (n)(1)
    above” to “subsection (n)(1) of this Section”
    611.648(o)
    Board
    Changed “shall” to “must”
    611.648(q)
    Board
    Changed “shall” to “must”
    611.648(s)(2)
    Board
    Changed “must” to “must do the following”
    611.648(s)(2)(B)
    Board
    Changed “
    subsection (s)(2)(
    A) above” to “subsection
    (s)(2)(A) of this Section”; “subsection (s)(2)(C) below”
    to “subsection (s)(2)(C) of this Section”
    611.648 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.745 preamble
    Board
    Changed “shall” to “must” (twice)
    611.745(a)
    Board
    Added commas to offset a parenthetical “as required . . .
    611.743”; added “the following”
    611.745(b)
    Board
    Changed “shall” to “must” (three times)

    48
    611.745(b)(1)
    Board
    Changed “shall” to “must” (twice); changed “date(s)” to
    “dates”
    611.745(b)(2)
    Board
    Changed “shall” to “must” (twice); changed “date(s)” to
    “dates”
    611.745(b)(3)
    Board
    Changed “shall” to “must” (twice); changed “date(s)” to
    “dates”
    611.745(b)(4)
    Board
    Changed “shall” to “must” (twice); changed “date(s)” to
    “dates”
    611.745 Board note
    Board
    Added the
    Code of Federal Regulations
    reference, with
    the appropriate
    Federal Register
    citation
    Subpart T heading
    Board
    Removed “public notification”
    611.840(a)
    Board
    Changed “shall” to “must”
    611.840(b)
    Board
    Changed “shall” to “must”
    611.840(e)
    Board
    Changed “shall” to “must”
    611.840 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.860 preamble
    Board
    Changed “shall” to “must”
    611.860(a)
    Board
    Changed to written “five” and “ten”
    611.860(b)
    Board
    Changed to written “three”
    611.860(c)
    Board
    Changed “U.S. EPA” to “USEPA”; changed to written
    “ten”
    611.860(d)
    Board
    Changed to written “five”
    611.860(e)
    Board
    Changed “primacy agency” to “Agency”
    611.860 Board note
    Board
    Updated the
    Code of Federal Regulations
    reference,
    adding the appropriate
    Federal Register
    citation
    611.881(d)
    Board
    Added “the following”
    611.881 Board note
    Board
    Added the
    Code of Federal Regulations
    reference, with
    the appropriate
    Federal Register
    citation
    611.883(a)
    Board
    Changed “shall” to “must”
    611.883(b)
    Board
    Changed ending punctuation to a period
    611.883(b)(1)
    Board
    Changed “source(s)” to “sources”; added “the following”
    611.883(b)(1)(A)
    Board
    Removed a colon; placed the example clause “e.g., . . .
    groundwater” in parentheses
    611.883(c)(1)(A)
    Board note
    Board
    Added an explanation of the retention of the definition of
    “MCLG”
    611.883(c)(2) Board
    note
    Board
    Placed the required definition language “variances, . . .
    certain conditions” in quotation marks
    611.883(c)(3)(C)
    Board note
    Board
    Added an explanation of the retention of the definition of
    “MRDLG”
    611.883(d)(1)
    Board
    Added “the following”
    611.883(d)(3)
    Board
    Added “the following requirements also apply”
    611.883(d)(3)(A)
    Board
    Changed “table(s)” to “tables”
    611.883(d)(4)
    Board
    Changed “table(s)” to “tables”; added “the following”
    611.883(d)(4)(D)(i)
    Board
    Changed to lower case “the”

    49
    611.883(d)(4)(D)
    Board note
    Board
    Updated the
    Code of Federal Regulations
    reference
    611.883(d)(4)(E)
    Board
    Added “the following”
    611.883(d)(4)(E)(i)
    Board
    Changed to lower case “the”
    611.883(d)(4)(E)(ii)
    Board
    Changed to lower case “the”
    611.883(d)(4)(E)(iii)
    Board
    Changed to lower case “the” (twice)
    611.883(d)(4)(F)
    Board
    Added “the following”
    611.883(d)(4)(G)
    Board
    Added “the following”
    611.883(d)(4)(H)
    Board
    Added “the following”
    611.883(d)(4)(I)
    Board
    Changed “source(s)” to “sources”
    611.883(d)(6)
    Board
    Changed “table(s)” to “tables”; added “the following”;
    changed “shall” to “must”
    611.883(d)(7)
    Board
    Changed “table(s)” to “tables”
    611.883(e)(1)
    Board
    Changed “
    Subpart
    L” to “Subpart L of this Part”; added
    “the following”
    611.883(e)(2)
    Board
    Added “the following”
    611.883(e)(3)
    Board
    Added “the following”
    611.883(f)(4)
    Board
    Changed “611.Appendix A of this Part” to “611.Appendix
    A of this Part”
    611.883(g)
    Board
    Added “the following”
    611.883(h)
    Board
    Changed the ending punctuation to a period
    611.883(h)(1)(B)
    Board
    Added “the following”
    611.883(h)(3)
    Board
    Changed “language(s)” to “languages”
    611.883 Board note
    Board
    Added the
    Code of Federal Regulations
    reference, with
    the appropriate
    Federal Register
    citation
    611.884(b)
    Board
    Added “must do the following”
    611.884(b)(1)
    Board
    Added “the CWS”; changed “shall” to “must”
    611.884(b)(2)
    Board
    Added “the CWS may”
    611.884(c)
    Board
    Added “must do the following”
    611.884(c)(1)
    Board
    Added “the CWS”; changed “shall” to “must”
    611.884(c)(2)
    Board
    Added “the CWS may”
    611.884(d)
    Board
    Changed to written “five percent” and “ten percent”;
    added “must do the following”
    611.884(d)(1)
    Board
    Added “the CWS”; changed “shall” to “must”; changed to
    written “two”
    611.884(d)(2)
    Board
    Added “the CWS”
    611.884(e)
    Board
    Changed “shall” to “must”; changed “Appendix H(73)” to
    “Appendix A of this Part”
    611.884 Board note
    Board
    Added the
    Code of Federal Regulations
    reference, with
    the appropriate
    Federal Register
    citation
    611.885(a)
    Board
    Changed “shall” to “must”
    611.885(b)
    Board
    Changed “shall” to “must”; added “the following”
    611.885(c)
    Board
    Changed “shall” to “must”
    611.885(d)
    Board
    Changed “shall” to “must”
    611.885(e)
    Board
    Changed “shall” to “must”

    50
    611.885(f)
    Board
    Changed “shall” to “must”
    611.885(g)(1)
    Board
    Changed “shall” to “must”; added “do the following”
    611.885(g)(1)(A)
    Board
    Added “the CWS must”
    611.885(g)(1)(B)
    Board
    Added “the CWS must”
    611.885(g)(1)(C)
    Board
    Added “the CWS must”
    611.885(h)
    Board
    Changed “shall” to “must”
    611.885 Board note
    Board
    Added the
    Code of Federal Regulations
    reference, with
    the appropriate
    Federal Register
    citation
    611.Appendix E
    heading
    Board
    Added “for community water systems” to reflect the scope
    of the provision
    611.Appendix E (1)
    Board
    Changed “EPA” to “USEPA” (twice)
    611.Appendix E (2)
    Board
    Added a comma to offset the final element of a series after
    “red blood cells”
    611.Appendix E (4)(D)
    Board
    Added “the following”
    611.Table G “initial
    monitoring”
    Board
    Deleted the closing period for consistency; changed
    “point(s)” to “points”; added the definite article “the”;
    changed to written “six”
    611.Table G “after the
    Agency specifies . . .
    corrosion control”
    Board
    Changed to lower-case “specifies . . . corrosion control”;
    changed to written “six”; deleted the entry in the first
    column of the second segment; added “is”; changed
    “point(s)” to “points”; added the definite article “the”
    611.Table G “after
    installation of
    corrosion control”
    Board
    Changed to lower-case “installation of corrosion control”;
    changed to written “six”; deleted the entry in the first
    column of the second segment; added “is”; changed
    “point(s)” to “points”; added the definite article “the”
    611.Table G “after the
    Agency specifies . . .
    corrosion control”
    Board
    Changed “state” to “the Agency”; changed to lower-case
    “specifies . . . corrosion control”; changed to written
    “six”; deleted the entry in the first column of the second
    segment; added “is”; changed “point(s)” to “points”;
    added the definite article “the”
    611.Table G “reduced
    monitoring”
    Board
    Changed to lower-case “monitoring”; changed to written
    “six”; deleted the entry in the first column of the second
    segment; added “is”; changed “point(s)” to “points”;
    added the definite article “the”
    611.Table G note 1
    Board
    Changed the note number to standard font, adding a period
    611.Table G note 2
    Board
    Changed the note number to standard font, adding a period
    611.Table G note 3
    Board
    Changed the note number to standard font, adding a period
    611.Table G note 4
    Board
    Changed the note number to standard font, adding a period
    611.Table G note 5
    Board
    Changed the note number to standard font, adding a period
    611.Table G Board
    note
    Board
    Updated the
    Code of Federal Regulations
    source of this
    provision, adding “the table to”

    51
    IT IS SO ORDERED.
    I, Dorothy M. Gunn, Clerk of the Illinois Pollution Control Board, do hereby certify that the above opinion
    was adopted on the 5th day of October 2000 by a vote of 7-0.
    Dorothy M. Gunn, Clerk
    Illinois Pollution Control Board

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