ILLINOIS POLLUTION CONTROL BOARD
    August 6, 1987
    WILLIAM AND DELORES CARTER,
    Complainants,
    and
    LEROY AND MARGUERITE STANLEY,
    Intervenors.
    v.
    )
    PCB 83—132
    DUNN COMPANY,
    Respondent,
    OPINION AND ORDER OF THE BOARD (by B. Forcade):
    This matter comes to the Board on an August 5, 1983,
    complaint filed by William and Delores Carter (hereinafter “the
    Carters”), against Dunn Company, a Division of Tyrolt, Incor-
    porated (hereinafter “Dunn”). The complaint claims that emis-
    sions of dust and odors from Dunn are causing a violation of
    Section 9 (a) of the Environmental Protection Act, Ill. Rev.
    Stat. 1985, ch. 1111/2, par. 1009(a) (hereinafter “the Act”).
    Hearings were held October 8, 1986, and February 23, 1987. No
    testimony was heard at the October 8, hearing. Post hearing
    comments were filed by the Carters on March 3, 1987, and April 9,
    1987. On March 9, 1987, Dunn objected to the introduction of new
    evidence by way of post hearing submissions. To the extent the
    post hearing filings contain new information, the objection is
    sustained, and any such information will not be considered by the
    Board.
    Dunn operates a small batch mixing asphalt plant, with
    associated sand and gravel piles, at 724 N. Mercer Street,
    Decatur, Illinois. The Carters live at 755 N. Mercer Street, and
    share a common lot line with Dunn (Resp.
    Ex. No.
    4). At hearing,
    testimony was received from interverior LeRoy Stanley of 830 N.
    Mercer. In addition, the original complaint in this proceeding
    was accompanied by complaint forms from twelve individuals in the
    general area of 600—800 north on Mercer and Pine Streets. The
    original complaint and testimony at hearing object to dust and
    odor from Dunn.
    Dunn’s operation is a batch mixing asphalt plant,
    manufactured by “Waite.” The process employs stockpiles of
    aggregate which are placed in cold feed bins by end loaders.
    80—i

    This is then fed by enclosed belt conveyor to a cold feed
    elevator that raises the aggregate to the gas—fired rotary
    dryer. The aggregate from the dryer is fed into the hot elevator
    and raised to the hot bins. The aggregate is then screened,
    weighed, and fed into the pug mill where the hot asphalt is
    added, all ingredients are mixed and dumped into waiting covered
    trucks and hauled away.
    The plant is capable of mixing 90 tons per hour. The
    control for this asphalt plant is a cyclone and “custom built”
    baghouse model 224DS with 3,584 square feet of surface area;
    filter material is 1402 Noinex. With an efficiency of 99.96, the
    gas flow is 20,000 ACFM with inlet temperature of 250 F. and exit
    temperature of 225 F. through a rectangular stack 22 inches x 25
    inches and height of 42 feet above grade.
    The baghouse is connected to the asphalt plant at the feed
    end of the aggregate dryer, the hot storage bin, and the pug
    mill. The material collected is returned to the system via the
    hot elevator (Respondent Ex. No. 11).
    Dunn’s efforts to control dust and odor focus on two areas:
    the cyclone and baghouse control process emissions; fugitive
    emissions are controlled by periodic oiling of unpaved areas and
    a fence around the facility. Process emissions are estimated at
    0.89 tons per year of particulates. Odor emissions are not
    quantified. Fugitive dust emissions are approximately 10 tons
    per year (Resp. Ex. Nos. 11,12,13).
    At hearing, the Carters asserted that Dunn is operating in
    violation of certain municipal zoning requirements (R. 27); the
    Board will not rule on this claim. The Pollution Control Board
    is not a proper forum for resolution of alleged zoning
    violations. Second, the record indicates that Dunn’s operation
    has met all necessary zoning and Environmental Protection Agency
    (hereinafter “the Agency”) permitting requirements (Resp. Ex.
    Nos. 4, 7—24). The sole question before the Board is whether
    Dunn’s operations are in violation of Section 9 (a) of the Act.
    The Act and judicial interpretations adopt a “public
    nuisance” approach to dust and odor problems. The Act defines
    and prohibits unreasonable interference with the enjoyment of
    life or property from air pollution:
    Section 9
    No person shall:
    a. Cause or threaten or allow the discharge
    or emission of any contaminant into the
    environment in any state so as to cause
    or tend to cause air pollution in

    Illinois, either alone or in combination
    with contaminants from other sources, or
    so as to violate regulations or standards
    adopted by the Board under this Act;
    Section 3
    b. “AIR POLLUTION” is the presence in the
    atmosphere of one or more contaminants in
    sufficient quantities and of such char-
    acteristics and duration as to be in-
    jurious to human, plant, or animal life,
    to health, or to property, or to unrea-
    sonably interfere with the enjoyment of
    life or property.
    Board regulations at 35 Ill. Adm. Code Sections 201.102, “Air
    Pollution” and 201.141 “Prohibition of Air Pollution” contain
    identical language to the Act. There have been several judicial
    interpretations of the “unreasonable interference” air pollution
    lancuage. See: Incinerator, Inc. v. Pollution Control Board, 59
    Ill.2d 290, 319 N.E.2d 794 (1974); Mystic Tape, Div. of Borden,
    Inc. v. Pollution Control Board, 60 Ill.2d 330; 328 N.E.2d 5
    (1975); Processing & Books v. Pollution Control Board, 64 Ill.2d
    68, 351 N.E.2d 865 (1976).
    The judicial interpretation of an “unreasonable
    interference” proceeding which is most closely related to this
    case is Ferndale Heights Utilities Company v. Illinois Pollution
    Control Board and Illinois Environmental Protection Agency, 44
    Ill.App.3d 962, 358 N.E.2d 1224 (First District, 1976),
    (hereinafter “Ferndale”). While that proceeding involved noise
    pollution, rather than air pollution, it does provide definitive
    judicial guidance on the validity of the “public nuisance”
    concept and what type of evidence is necessary to support a
    finding of violation. In Ferndale, the Board found that Ferndale
    Heights Utilities Company had violated the regulatory public
    nuisance standard in their operation of a pumping station. On
    Appeal, the Utility Company argued that the regulatory language
    of Section 900.102 was unconstitutional in that it did not
    contain sufficient standards for determining what constitutes
    “noise pollution” and argued that the narrative testimony at
    hearing lacked sufficient specificity to sustain a finding of
    violation of noise pollution. The Ferndale court found the
    regulatory language, when viewed in the entire statutory
    framework, including the factors listed in Section 33(c) of the
    Act, was sufficiently specific to pass constitutional muster. In
    evaluating the adequacy and specificity of the citizen testimony,
    the court stated:

    Ferndale next asserts that the Board’s
    order should be reversed because its finding
    of a violation of Rule 102 is contrary to the
    manifest weight of the evidence. Specifical-
    ly, Ferndale argues that the Pierson testimony
    failed to provide dates and times of noises,
    failed to show any disturbance in his house,
    failed to show physical damage to himself or
    any person or property, failed to show that he
    never lounged or entertained guests in his
    yard and failed to show when and how often he
    did not lounge or entertain guests in his
    yard. Other alleged testimonial deficiencies
    involve failure to cite dates and times when
    activities such as patio parties were pre-
    vented or when the various witness’ sleep was
    interrupted. However, agency witnesses used
    such terms as “almost constant this summer”,
    “five times this past summer” and “awakened
    once or twice this year” to describe generally
    how often they were disturbed by the noise
    emanating from the pumping station. Terms
    such as “a great source of irritation”, dis-
    turbing”, “like ten air conditioners running
    at the same time’t and “like a lawnmower
    running all day under my window” were used to
    describe the effect of this sound upon the
    individuals.
    Based upon such testimony, the Board
    properly found that the character and degree
    of interference with the enjoyment of life and
    lawful activity occasioned by sounds emanating
    from Ferndale’s pumping operations to be
    “unreasonable.” Our review of the record does
    not mandate a contrary conclusion. (id.)
    These statutory and judicial standards provide the guidance
    by which the Board must evaluate the record in this proceeding.
    The Board may find severe and frequent interference with the
    enjoyment of life solely based on testimony describing the
    impacts of the dust arid odor emissions. However, to evaluate
    whether those impacts are “unreasonable,” the Board must evaluate
    a series of factors listed in Section 33 (c) of the Act:
    ***
    C. In making its orders and determinations,
    the Board shall take into consideration
    all the facts and circumstances bearing
    upon the reasonableness of the emissions,
    80—4

    discharges, or deposits involved includ-
    ing, but not limited to:
    1. the character arid degree of injury
    to, or interference with the pro-
    tection of the health, general
    welfare and physical property of the
    people;
    2. the social and economic value of the
    pollution source;
    3. the suitability or unsuitability of
    the pollution source to the area in
    which it is located, including the
    question of priority of location in
    the area involved; and
    4. the technical practicability and
    economic reasonableness of reducing
    or eliminating the emissions,
    discharges or deposits resulting
    from such pollution source.
    The “unreasonableness” of the noise or odor pollution must be
    determined in reference to these statutory criteria. Wells
    Manufacturing Company v. Pollution Control Board, 73 Ill.2d 226,
    383 N.E.2d 148 (1978); Mystic Tape, supra; Incinerator, supra,
    City of Monmouth v. Pollution Control Board, 57 Ill.2d 482, 313
    N.E.2d 161 (1974). However, complainants are not required to
    introduce evidence on these points. Processing & Books, supra.
    The Board’s first duty in a proceeding of this type is to
    review the record to determine whether there are emissions of
    dust and odor and whether those emissions cause a frequent and
    severe interference with the enjoyment of life. There is no
    dispute that Dunn facility is a source of dust emissions. Dunn
    introduced Agency inspection reports which estimate process
    particulate emissions at 0.89 tons per year and fugitive
    particulate emissions at 10 tons per year (Resp Ex. Nos.
    11,13). Agency inspectors have observed visible fugitive dust
    emissions on some occasions (Resp Ex. Nos. 21,23), and not
    observed emissions on other occasions (Resp.
    Ex. Nos..7,l5).
    Testimony at hearing by complaining witnesses confirm dust
    emissions from Dunn (R. 19,27,33,37,46).
    There is also no question that the Dunn facility produces
    odor emissions. Dunn introduced an Agency inspection report
    (Resp. Ex. No. 14) which states, “The Agency inspector) visited
    Dunn Co. and asphalt odor was detectible approx. 1 1/2 blocks
    from plant. Odor was in the direction of the wind which was
    blowing from SW towards NE. Odor near the plant appeared no
    ~0-5

    different than normal for asphalt plant processing.” Another
    Agency inspection report introduced by Dunn (Resp. Ex. No. 23)
    stated, “Plant odors noted by the Agency inspector appear
    normal for an asphalt plant; however, the Agency inspector
    notes the plant is located next to residential (75’) and even a
    small amount of odor can be noticed by people living this close
    to an asphalt plant.” At other times, Agency inspectors found no
    odors present (Resp. Ex. Nos. 18,21). Testimony at hearing
    confirm odor emissions from Dunn (R. 19,31,34,37,38,39).
    Based on the record, the Board finds that there are odor and
    dust emissions from Dunn which impact the complainants. Next,
    the Board must determine whether those impacts cause a frequent
    and severe interference with the enjoyment of life. Perhaps the
    most succinct description of the impact of the dust and odors was
    provided by the Stanleys CR. 18—20; Resp. Ex. Nos 1,2):
    We’ve also experienced problems with
    maintaining a sanitary home. Dust and grime
    has accumulated because of the soot expelled
    by the Dunn Company’s operations.
    Our
    furniture and carpet is virtually destroyed
    because of this.
    Dusting is virtually
    impossible because of the continuous falling
    of these dust particles.
    During the spring, summer, and later fall
    of the year it is extremely difficult for us
    to sit on our front porch once Dunn Company
    has begun operations. Breathing becomes
    difficult, eyes burn and water, and sneezing
    follows. My family has developed allergies
    which we have never experienced before. Mr.
    Stanley suffers with a blockage in his lungs
    from causes unknown. Some of our children and
    grandchildren have extreme respiratory
    allergies that require shots from their
    physicians and skin rashes that will not heal.
    We have worked hard the past nineteen
    years to pay for our home and we would like to
    spend the remainder of our days trying to
    breathe fresh clean air. However, with the
    adverse affect of the gas fumes and grime that
    Dunn Company expels we find this virtually
    impossible. There must be a solution to this
    problem and we hope that you the Pollution
    Control Board can help us.
    Mrs. Carter also described the severity of the impact:
    80— 6

    We can’t go home and lay down in our nice
    clean bed like anyone else. ~e have to beat
    our bed. We cannot go home and cook a meal
    without washing your dishes or your pots and
    pans before you put your food in. We can go
    to our home, get ice cubes out, and they are
    full of dust. The dust is just as harmful as
    the fumes. (R. 34).
    ***
    Q Everyone. All right. Now, with respect
    to the emissions from the plant, what are the
    strengths of the emissions?
    A It’s just like a gas main has broke.
    O Well, what is the strength?
    A Full strength.
    Q Well, define full strength for me.
    A If you inhale gas, you normally will get
    sick from it. We inhale this, and we are
    getting sick from it. CR. 52).
    There is also testimony that the emission impacts have been
    occurring since Dunn began its asphalt operations and have
    continued since that time many, if not most, business days (R.
    23,24,28,53). Based on the record the Board finds that emissions
    of dust and odors from Dunn are causing a frequent and severe
    interference with the complainants enjoyment of life and
    property. This interference goes far beyond trifling
    interference, petty annoyance, or minor discomfort. The dust and
    odors constitute a substantial interference with the enjoyment of
    life and property.
    Having found a frequent and substantial interference, the
    Board must determine whether that interference is “unreasonable”
    in light of the four factors described in Section 33 (c) of the
    Act. As the Board has already found a frequent and severe
    interference with the enjoyment of life and property, no addition
    discussion of the first factor is necessary.
    Concerning the second of the Section 33
    (C)
    factors, the
    Board finds that Dunn is of social and economic benefit in that
    it produces products and retains employees in the State of
    Illinois. However, that social and economic benefit is
    significantly reduced by the nature of the dust and odor
    emissions from the facility.
    80—7

    The third Section 33 (c) factor concerns suitability of the
    pollution source to the area in which it is located and priority
    of location. The record contains very little descriptive
    information on the area beyond complainants and respondents
    property. It is clear that some complainants live less than 100
    feet from the source of the emissions (Resp. Ex. No. 23), sharing
    a common property line (Resp.
    Ex. No. 4). It
    is also clear the
    Dunn’s present operation is consistent with the local zoning laws
    that have been in effect since 1960 (Resp. Ex. No. 4). The
    record shows that at least some of the complainants have priority
    of location in that they occupied their property before the
    asphalt operations began. The facility in question was operated
    as a coal company at least 12 years ago CR. 64). Clearly,
    intervenor Stanley (Resp. Ex. No. 2) and complaining witness
    Whitney CR. 64) have priority of location. The Carters have
    lived in the vicinity of the Dunn facility for 25 years CR. 27),
    but moved into their present residence in the last six years (R.
    50), at which time it appears the asphalt plant was in operation.
    Overall, the Board finds that the complainants have the
    priority of location, and that the Dunn facility is suitable for
    the area in which it is located if dust and odor emissions can be
    reduced to acceptable levels.
    Concerning the last of the Section 33(c) factors, the Board
    must determine whether it is technically feasible and
    economically reasonable to reduce dust and odor emissions to
    acceptable levels. Because of the nature of this particular
    proceeding, the Board must ~valuate dust control and odor control
    separately.
    The dust emissions have two sources: process dust emissions
    and fugitive dust emissions. The process dust emissions amount
    to approximately 0.89 tons per year (Resp. Ex. No. 11). The
    process emissions are governed by the New Source Performance
    Standards of 40 C.F.R. Part 60. All evidence in the record
    indicates that the process emissions are rigidly controlled by
    stringent standards, and that the facility is in compliance with
    these standards at all times. There is no evidence that Dunn
    could reduce the process emissions in a reasonable manner. These
    emissions compose a very small proportion of overall dust
    emissions, are controlled by stringent emission limitations, and
    the facility consistently complies with those emissions. For
    these reasons the Board does not believe additional reductions in
    process emissions can be accomplished in a technically feasible
    and economically reasonable manner. Consequently, the Board
    holds that the process emissions do not constitute “unreasonable
    interference”.
    The fugitive emissions from Dunn amount to approximately 10
    tons per year (Resp. Ex. No. 13). The sources of fugitive
    emissions identified by Agency inspectors or citizen complaints

    are : stock piles or storage bins (Resp. Ex. Nos. 13,17), paved
    and unpaved areas of the facility (Resp. Ex. No. 12), unloading,
    storage and removal of aggregate (Resp. Ex. No. 18), and shutting
    down the dust collection line from the mixer (Resp. Ex. Nos.
    11,21). Dunn has submitted to the Agency a fugitive particulate
    matter control program. That program, in its entirety, states,
    “All paved surfaces of the traffic areas leading to our aggregate
    stockpiles will be swept with a pick up sweeper monthly, as
    needed, during the paving season. All unpaved areas shall be
    sprayed with road oil monthly, as needed, during the paving
    season. The road oil shall be applied with an asphalt
    distributor.” CResp. Ex. No. 12). In addition to the fugitive
    dust control program, Dunn has constructed a fence around the
    facility, and there are indications that a water spray is used
    occasionally to control dust while loading aggregate.
    When viewed with scrutiny, the fugitive dust control program
    actually requires very little. First, it only applies during the
    paving season. Second it only applies “as needed”, whatever that
    term might mean. And last, it only requires action, at most,
    once a month. While Dunn may do a great deal more to control
    dust, it is not required by the fugitive dust control program.
    The Board believes that additional fugitive dust control measures
    are technically feasible and economically reasonable. If nothing
    else, the Board could require that all areas be oiled on a weekly
    basis and that water spray be employed constantly while aggregate
    loading or unloading is in progress and that water spray be
    employed constantly while the dust return line is shut down.
    Because the fugitive emissions constitute such a large proportion
    of overall emissions, those emissions cause frequent and severe
    interference, and additional controls are feasible and
    reasonable, the Board finds that the fugitive dust emissions are
    causing “unreasonable interference”. Rather than simply ordering
    Dunn to increase the frequency of all dust control activities,
    the Board will retain jurisdiction in this matter and order Dunn
    to prepare a report which specifically identifies all possible
    sources of fugitive emissions, and all reasonable methods of
    reducing those emissions. In this manner, the Board can attempt
    to accomplish the greatest dust reduction with the least
    interruption to Dunn’s activities.
    The last area for evaluation regarding control is the odor
    problem. The Board finds the present record is inadequate to
    reach any decision on the source of the odor problems, or
    possible methods of control. Since the Board is requiring Dunn
    to prepare a report on fugitive dust control, the Board will
    defer a determination on the odor issue until that report is
    prepared and require as a part of that report that Dunn attempt
    to identify sources of the odor problem, and possible methods of
    control. In so doing the Board notes that it has already
    determined that the odor emissions are causing a frequent and
    severe interference with the enjoyment of life to area residents.
    80—9

    The only matter yet to be determined is whether those emissions
    are “unreasonable”.
    In summary, the Board finds that process dust emissions do
    not cause unreasonable interference, that fugitive dust emissions
    do constitute an unreasonable interference, and defers a
    determination on the odor emissions pending receipt of the report
    Dunn is required to prepare on methods of controlling
    emissions. Also, the Board will retain jurisdiction in this
    matter until the required report is received. At that time the
    Board will specify what additional control measures will be
    required.
    Dunn will be required to prepare a report on present
    operations and methods of reducing emissions, and to submit that
    report to the Board and the complainants not later than November
    5, 1987. That report should describe in detail the existing
    facility, day to day operations, and the location and type of all
    existing pollution control equipment. A second part of the
    report should describe all possible sources of fugitive dust
    emissions, Dunn’s past efforts to control each of those possible
    sources, and potential methods which could be used to further
    reduce emissions. The report should particularly evaluate the
    use of water sprays, or water with a chemical binder, as a method
    of additional control. In the third part of the report Dunn must
    attempt to identify the sources of odor emissions and possible
    methods of reducing those emissions. The Board will allow the
    complainants thirty days after the report is submitted to provide
    written comments to the Board (with a copy served on Dunn). After
    the final comments are received, the Board will proceed to issue
    a final order in this matter.
    This Opinion constitutes the Board’s findings of facts and
    conclusions of law in this matter.
    ORDER
    1. The Board finds that the Dunn Company, a Division of Tyrolt
    Incorporated (“Dunn Company”), 724 North Mercer Street,
    Decatur, Illinois, has violated Section 9(a) of the Environ-
    mental Protection Act, Ill. Rev. Stat. 1985, ch. ll)~/2, par.
    1009(a), through dust emissions from fugitive sources at its
    facility. The Board defers a determination on odor emis-
    sions.
    2. Dunn Company is ordered to submit to the Board and the
    Complainants, not later than November 5, 1987, a report on
    present operations and methods of reducing emissions. The
    report shall describe in detail the existing facility, day—
    to—day operations and the location and type of all existing
    pollution control equipment. The report shall also describe
    80—10

    in detail all possible sources of fugitive dust emissions,
    Dunn Company’s past effort to control each of those possible
    sources, and potential methods which could be used to further
    reduce emissions. The report should particularly evaluate
    the use of water sprays, or water with a chemical binder, as
    a method of additional control. Additionally, the report
    shall identify the sources of odor emission and possible
    methods of reducing those emissions, such as afterburners or
    scrubbers.
    3. ~1TheComplainants shall have thirty days from the receipt of
    the report described in paragraph two, above, to provide
    written comments to the Board, with a copy served on Dunn
    Company, regarding the report and the form of remedy
    requested.
    4. The Board will retain jurisdiction in this matter pending
    receipt of the report and responsive comments. The Board
    will then proceed to issue a final order in this matter.
    IT IS SO ORDERED
    Chairman J.D. Durnelle concurred and Board Member J. Theodore
    Meyer dissented.
    I, Dorothy M. Gunn, Clerk of the Illinois Pollution Control
    Board, hereby certify that the above Opinion and Order was
    adopted on the ~
    day of _______________________, 1987, by a
    vote of
    ~-~—
    /
    .
    /~
    /~Y
    Dorothy M. Gunn, Clerk
    Illinois Pollution Control Board
    80—il

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