ILLINOIS POLLUTION CONTROL BOARD
    February 14,
    1975
    CLEAN AIR COORDINATING COMMITTEE,
    Complainant,
    vs.
    )
    PCB 74—284
    ENVIRONMENTAL PROTECTION AGENCY,
    Respondent.
    Richard M.
    Kates, Attorney for Complainant
    Marvin Medintz, Assistant Attorney General fOr Respondent
    OPINION AND ORDER OF THE BOARD
    (by Mr. Henss):
    The Clean Air Coordinating Committee charged that the
    Environmental Protection Agency had violated Rules
    403 and 406
    of the Air Pollution Control Regulations by failing to call
    air pollution Watches and Yellow Alerts when ozone levels were
    elevated on four dates in the Summer of 1974.
    The Pollution
    Control Board found that Respondent had violated the Regulations
    on one of the dates, August 9,
    1974 by failing to call a Watch
    but the Board did not find a violation on the first three dates
    in question.
    The EPA was ordered to cease and desist from
    violating the Regulations.
    The Agency now moves that the Board reconsider its Opinion
    and Order and find that the Agency did not violate the Regulations
    on August 9,
    1974.
    The Agency states that it requests reconsideration
    “Not for the purpose of undoing
    the
    unfair and incredible publicity
    barrage directed against it, but for the purpose of vindicating
    itself as a hard-working, diligent, environmentally concerned
    Agency seeking to properly discharge its lawful obligations”.
    At the outset we wish to say that we do not question the
    diligence,
    the environmental concern and the motives of the Agency.
    We are well aware of the fact that the EPA is
    a hard-working, diligent,
    environmentally concerned Agency seeking to properly discharge its
    lawful obligations.
    Our only finding adverse to the Agency was
    that it had failed to call a Watch on one date when the Regulation
    required that a Watch be declared.
    That error was not through any
    15—483

    —2—
    lack of work,
    diligence, or concern, but was the result of an
    apparent misapprehension by the Agency of its duties under the
    Regulation.
    The “publicity barrage”
    of which the Agency speaks is not
    a part of the record, but the Board
    is aware of the fact that
    unwarranted inferences may be conveyed to the public,
    We believe
    that it is important for the public to have confidence in both
    the purpose and the judgment of its public agencies.
    Therefore,
    although we do not disturb our basic finding that the EPA did
    v~o~
    ite the Regulation, we will amplify somewhat on the Opinion.
    It is clear that the Agency did violate the Regulation by
    its decision not to call
    a Watch on August
    9,
    1974.
    At noon on
    that date the two hour average level
    for ozone did exceed the
    Watch standard of 0.07 ppm.
    The Stagnation Index for the
    northern area indicated:
    +1
    during the afternoon (marginal—moderate to poor
    dispersion)
    +2
    -
    tonight
    (poor dispersion)
    —l
    Saturday afternoon (marginal
    -
    moderate to good
    dispersion)
    The “moderate to good” dispersion conditions were forecast to
    exist on Saturday afternoon more than 24 hours later.
    Mr. Jack Coblenz, Manager of the Technical Services Section
    in the Air Pollution Control Division of the EPA, did testify that
    in his opinion the weather forecast was for substantial improvement
    in conditions which cause atmospheric stagnation
    CR.
    15).
    He did
    not say that the forecast was for improvement within
    24 hours.
    A
    review of the document indicates that the improvement in conditions
    was forecast for the following afternoon and not within the 24
    hours specified by the Regulation.
    In fact, from a comparison of
    the weather forecasts of August
    8 and 9,
    1974 one might expect that
    stagnation conditions would for 24 hours remain essentially as they
    had been for the past 24 hours, which was a period of extended high
    ozone levels.
    We find in the words of Rule 406(2)
    that “the official
    National Weather Service forecast for the next
    24 hours does not
    indicate substantial improvement of conditions which cause atmos-
    pheric stagnation”.
    The Hearing Officer found that Mr. Coblenz’ testimony was
    “completely candid and forthright”.
    We agree, and from our
    previous contact with him would not expect him to be otherwise.
    Mr. Coblenz did not testify, however,
    that the forecast “for the
    next
    24
    hours”
    was
    for
    substantial
    improvement
    of
    conditions
    and
    therefore
    we
    believe
    that
    his
    testimony
    was
    incomplete.
    15
    484

    —3—
    Much of the Coblenz testimony related to the reluctance
    to call
    a Yellow Alert for ozone.
    When a Yellow Alert is
    declared then certain actions are taken which affect the economic
    life of the community.
    The public would be requested to avoid
    unnecessary use of automobiles and electricity; power generating
    stations and large facilities would reduce emissions;
    and some
    manufacturing facilities would curtail production.
    The Agency
    apparently questions,
    in the case of ozone, whether such curtailment
    of activitiy is the thing to do.
    Coblenz testified that ozone is different from other pollutants
    (R.
    30).
    He said there
    is much speculation on what is causing the
    high levels of ozone and one theory
    is
    that
    it
    comes
    into the area
    from
    elsewhere
    during
    conditions
    of
    instability
    (R.
    33)
    .
    Ozone
    appears
    to be higher on days with an average instability or
    moderate dispersion rather than higher on days with poor dispersion
    CR.
    24).
    Mr. Coblenz said he was uncertain what caused the ozone
    and therefore was uncertain of the effect of closing down some
    industries.
    One of the theories is that a shutdown of industry
    might
    cause
    ozone
    levels
    to
    increase
    by
    removing
    other
    contaminants
    from the atmosphere which through their presence actually reduce
    the ozone impact.
    He testified that a change of Stagnation Index
    from’~oor” to “moderate” indicates a substantial improvement in
    conditions, but ozone levels might go up rather than down
    (R.
    22)
    This testimony provides some insight into the debate which
    must have occurred within the Agency while the ozone Watch was
    under consideration.
    However, such uncertainty within the Agency
    does not justify the unilateral establishment of a new standard
    by the Agency, a procedure which apparently occurred while Coblenz
    was away on vacation.
    Any revision of the Regulation must be pre-
    ceded by public hearings, pursuant to the requirements of the
    Statute, and appropriate findings of fact and law by the Pollution
    Control Board.
    The Agency is not empowered to revise the Regulation through
    a policy decision of the type attempted here.
    In our first opinion
    we referred to the meeting at which the EPA formulated its ozone
    policy as a “backroom policy session”.
    The term apparently
    carried unfortunate connotations.
    Our intent is merely to insist
    that Regulations and Standards be amended using the procedure
    established by law.
    That procedure calls for public hearings.
    No additional meaning was intended.
    The record is inadequate for any reassessment of the Regulation
    itself and was, of course, not submitted for that purpose.
    If the
    Agency, upon further reflection, concludes that it is the Regulation
    which needs reconsideration then it should submit an appropriate
    Regulatory Proposal.
    15—485

    —4—
    The Clean Air Coordinating Committee has also filed a
    Motion for Reconsideration and Clarification.
    CACC requests
    that we find
    a violation on each of the four dates in question
    and also find that the official national weather forecasts
    (used in determining Watch and Alert conditions) are not subject
    to expert interpretation.
    It is argued that the official
    weather forecast contains all of the weather factors which are
    to be considered,
    and,
    since these facts have been determined
    by the National Weather Service, there is no need for further
    interpretation by an Agency expert.
    We do not accept this view.
    A Watch should be called only
    at the indicated pollution levels and if the National Weather
    Service forecast for the next 24 hours
    “does not indicate sub-
    stantial improvement of conditions” which cause atmospheric
    stagnation.
    The written forecasts do not contain that particular
    quoted phrase,
    and,
    in some cases, there may be a need for expert
    interpretation of the language which is contained in the forecast.
    At noon on August 9,
    1974 the official National Weather
    Forecast for the next 24 hours indicated that conditions would
    be essentially the same as for the past
    24 hours.
    This fact was
    not controverted by the EPA expert.
    It was known that the past
    24 hours had been a time of extended high ozone levels.
    The
    decision to call
    a Watch should have been obvious.
    CACC argues that the forecasts on the other three dates
    were similar, but we believe the decision was not so obvious on
    those three dates as it was on August
    9,
    19~74.
    The fact that
    the next 24 hours will be substantially the same as the past
    24
    hours,
    a time of high pollution,
    should provide some certainty
    of judgment.
    Information of that type is missing on the three
    earlier dates.
    We have carefully reviewed the testimony,
    the exhibits and
    all arguments and we find that the original decision was correct
    under the existing Regulation.
    We reaffirm our findings of
    January
    9,
    1975.
    This Opinion constitutes the findings of fact and conclusions
    of law of the Illinois Pollution Control Board with regard to the
    Respondent’s Motion to Reconsider and the Complainant’s Motion
    for Reconsideration and Clarification.
    15—486

    -.5—
    ORDER
    It is the Order of the Pollution Control Board that the
    Respondent’s Motion to Reconsider
    be and it is hereby denied.
    It is the Order of the Pollution Control Board that the
    Complainant’s Motion for Reconsideration and Clarification be
    and it is hereby denied.
    I, Christan L. Moffett, Clerk of the Illinois Pollution Control
    Board, hereby certify
    t
    e above Opinion and Order was adopted
    this
    /~/~
    day of
    ,
    1975 by a vote of ~to
    0
    15
    487

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