ILLINOIS POLLUTION CONTROL BOARD
    December
    14,
    1978
    IN THE MATTER OF:
    PROPOSED AMENDMENTS TO CHAPTER
    )
    R75-5
    2, PART II, SULFUR DIOXIDE
    )
    R74-2
    EMISSIONS
    ORDER
    OF
    THE
    BOARD
    (by
    Mr. Goodman):
    The
    Board hereby adopts the following amendments to the Air
    Pollution Regulations:
    Rule
    204:
    Sulfur Standards and Limitations
    (a)
    Stet
    (b)
    Stet
    (c)
    Sulfur Dioxide Emission for Existing Fuel Combustion
    Sources
    (1)
    Solid Fuel Burned Exclusively.
    (A)
    Stet
    (B)
    Existing Fuel Combustion Sources with
    Actual Heat Input Less Than,
    Or Equal
    To,
    250 Million BTU Per Hour Located
    Outside the Chicago,
    St. Louis
    (Illinois)
    and Peoria Major Metropolitan Areas.
    No
    person shall cause or allow
    the emission
    of sulfur dioxide into the atmosphere
    in
    any one hour period from any existing
    fuel combustion source with actual heat
    input less than,
    or equal to,
    250 million
    btu per hour,
    burning solid fuel exclu-
    sively,
    located outside the Chicago,
    St.
    Louis
    (Illinois)
    and Peoria major metro-
    politan areas,
    to exceed either of the
    following, whichever such person deter-
    mines shall apply:
    32—295

    —2—
    Ci)
    6-~4~6.8 pounds of sulfur dioxide per million
    btu of actual heat input e~—-~ef-May
    7~9~51
    O~
    (ii)
    the emission limit provided by Rule 204(e).
    (C)
    Existing Fuel Combustion Sources with
    Actual Heat Input Greater Than 250
    Million BTU Per Hour Located Outside the
    Chicago,
    St. Louis
    (Illinois)
    and Peoria
    Major Metropolitan Areas.
    No person shall
    cause or allow the emission of sulfur
    diox:ide into the atmosphere
    in any one hour
    period from any existing fuel combustion
    source with actual heat input greater
    than 250 million btu per hour, burning
    solid fuel exclusively,
    located outside
    the Chicago,
    St. Louis
    (Illinois)
    and
    Peoria major metropolitan areas,
    to
    exceed
    e-~ew~i~~the emission limit
    provided by Rule
    204 Ce)
    U*
    ~
    Mey—~e7—~9~5~
    CD)
    Existing Fuel Combustion Emission Sources
    Located Outside the Chicago, St. Louis
    (Illinois)
    and Peoria Major Metropolitan
    Areas.
    Notwithstanding Rules
    204(c) (1)
    (B)
    and 204(c) (1) (C)
    ,
    no person shall
    cause
    or allow the emission of sulfur
    dioxide into the atmosphere in any one
    hour period to exceed 1.8 pounds of
    sulfur dioxide per million btu of actual
    heat input from any such
    fuel combus-
    tion emission source,
    burning solid fuel
    exclusively,
    located within any MMA other
    than Chicago, Peoria and St. Louis
    (Illinois)
    which,
    according to any one ambient air
    monitoring station operated by or under
    supervision and control of the Agency within
    such MMA,
    has annual arithmetic average
    sulfur dioxide level greater than:
    60 ~q/m3
    (0.02 ppm)
    for any year
    ending prior
    to May 30,
    1976,
    or
    45 pg/mi
    (0.015 ppm)
    for any year
    ending on or after May 30,
    1976.
    32—296

    —3—
    Compliance with this paragraph
    (D) of Rule
    204(c) (1)
    shall be on
    and after three years from the
    date upon which the Board promul-
    gates
    an Order for compliance.
    Before promulgation of such Order for Compli-
    ance the Board shall:
    (aa) publish
    in the Environmental
    Register within 21 days of
    receipt from the Agency,
    a
    proposed Order for Compliance
    along with the data used to
    obtain said annual arithmetic
    average sulfur dioxide
    level;
    and,
    (bb)
    serve
    a copy of such proposed
    Order and supporting data, within
    21 days of receipt from the Agency,
    upon the owner or operator of each
    such emission source located within
    the MMA;
    and,
    (cc)
    defer promulgation of the Order for
    Compliance for at least 45 days from
    the date
    of publication
    to allow sub-
    mission and consideration of additional
    written comments.
    (2)
    Stet
    Cd)
    Stet
    Delete Rule 204(e)
    Add:
    (e)
    Fuel Combustion Emission Sources Located Outside of
    the Chicago,
    St. Louis
    (Illinois)
    ,
    and Peoria Major
    Metropolitan Areas.
    No person shall cause or allow
    the total emissions
    of sulfur dioxide into the atmosphere in any one
    hour period from all fuel combustion emission
    sources owned or operated by such person and
    located within a
    1 mile radius
    (1.6 Km)
    from the cen-
    ter point of any such fuel combustion emission source
    :32—297

    —4—
    to exceed the emissions determined by the follow-
    ing Rules
    204 (e) (1)
    ,
    204(e)
    (2)
    or
    204
    (e)
    (3)
    ,
    which-
    ever
    is applicable.
    Cl)
    E
    =
    (HA)°~1(HE)2
    128
    where:
    E
    =
    Total allowable emission of
    sulfur
    dioxide
    in pounds per hour into the
    atmosphere
    in any one—hour period
    from all fuel combustion emission
    sources owned or operated by such
    person and located within a
    1 mile
    radius from the center point of any
    such emission source.
    H~(feet)
    =
    Average actual stack
    height
    as determined by method
    outlined
    below.
    HE
    (feet)
    =
    Effective height of
    effluent release as determined
    by method outlined below.
    Method used to determine HA and HE:
    ~
    (btu/sec)
    Heat emission rate
    as determined by method outlined
    below.
    AH
    (feet)
    =
    Plume rise.
    H
    =
    Physical height in
    feet,
    above
    grade
    of each stack, except that
    for
    purposes
    of
    this
    calculation
    the value used for such stack
    height shall not exceed good engi-
    neering practice as defined by
    Section
    123
    of the Clean Air Act
    and Regulations promulgated there-
    under,
    unless the owner or operator
    of the source demonstrates
    to the
    Agency that a greater height is
    necessary
    to prevent downwash or
    fumigation conditions.
    T
    (Degrees Rankine)
    =
    Exit tempera-
    ture of stack gases from each source
    during operating conditions which
    would_cause maximum emissions.
    32— 298

    —5—
    V
    (feet/sec)
    =
    Exit velocity of stack
    gases from each source under operating
    conditions which would cause maximum
    emissions.
    D
    (feet)
    =
    Diameter of stack.
    P
    Percentage of total emissions ex-
    pressed as decimal equivalents, emitted
    from each source.
    Example:
    21
    =
    0.21.
    NOTE:
    the sum of P1
    +
    P2
    ...
    +
    P~
    =
    1.
    The emission values
    to be used are those
    which occur during operating conditions
    which would cause maximum emissions.
    STEP
    1:
    Determine weighted average stack parameters
    utilizing the following formulae:
    D
    P1D1
    +
    P2D2
    +
    .
    .
    +PnDn
    V
    =
    P1V1
    +
    +
    .
    .
    +PnVn
    T
    =
    P1T1
    +
    P2T2
    +
    .
    .
    .
    +P1~T~
    HA
    =
    P1H1
    +
    P2H2
    +
    .
    .
    +PnHn
    NOTE:
    P1,
    D1, V11 T1,
    and H1, are the percentage of total
    emissions,
    stack diameter,
    exit velocity of gases,
    exit temperature of stack gases,
    and physical stack
    height,
    respectively,
    for the first source;
    P2, ~~2’
    V2,
    T2, and H2 are the respective values
    for the
    ~p.ccnd source:
    similarly,
    ~n’ Dn, Vn, T~, and H~are
    the respective values for the nth source, where n is
    the number of the last source.
    STEP
    2:
    Calculate heat emission rate utilizing the
    following formula and the weighted average
    stack parameters obtained in Step
    1:
    =
    7.54D2V
    CT
    -515)
    :32—299

    —6—
    STEP
    3:
    Calculate plume rise utilizing the appro-
    priate formula given below and the
    total
    heat emission rate obtained in Step
    2:
    0.6
    AH
    2.58
    for QH
    6000 btu/sec.
    0.11
    0.75
    L\H
    0.718
    (Q1~)
    for
    6000 btu/sec.
    (HA) 0.11
    STEP
    4:
    Calculate the weighted average facility
    effective height of effluent release
    utilizing the plume rise obtained in
    Step
    3,
    the
    average
    stack
    height
    obtained
    in
    Step
    1 and the formula
    given
    below:
    HE
    =
    HA +
    AH
    STEP
    5:
    Calculate
    the total facility hourly emis-
    sion limitation utilizing the weighted
    actual stack height obtained
    in Step
    1,
    the
    effective stack height given
    in Step
    4,
    and the following formula:
    0.11
    2
    E
    =
    (HA)
    (HE)
    128
    (2)
    If the maximum total emissions
    of sulfur dioxide into
    the atmosphere in any one hour period from all fuel
    combustion emission sources owned
    or operated by any
    person and located within
    a
    1 mile
    (1.6 Km.)
    radius
    from the center point of any
    such
    fuel combustion
    emission sources exceed, during normal cyclical
    variations in firing rate and fuel, the emissions
    allowed under Rule 204(e) (1)
    but,
    as
    of April
    1,
    1978, were
    in compliance with either the formula
    detailed below or a Board Order, then the owner or
    operator of the emission sources shall not cause
    or allow such emissions
    to exceed the emissions
    32—300

    —7
    allowed under Rule 204(e) (1)
    or the formula
    detailed
    below,
    whichever
    the owner or operator
    of the emission sources determines shall apply.
    E
    =
    20,000/ H5\
    ~\300)
    Hs
    =
    P1H1
    +
    p2112
    +
    PnH
    100
    (Note:
    P1
    + P2
    .
    ~n
    =
    100)
    Where:
    E
    =
    total emission of sulfur dioxide,
    in
    pounds per hour,
    into the atmosphere
    in any one hour period from all fuel
    combustion emission sources owned or
    operated by such person and located
    within
    a
    1 mile radius from the
    center point of any such emission
    source,
    ~
    i
    =
    1,2,
    ...,
    n
    =
    percentage of total
    ~ifssions
    E emitted from source
    i,
    and
    H1,
    1
    =
    1,2,
    ...,
    n
    =
    physical height in
    feet above grade of stack
    i.
    (3)
    Any owner or operator of
    a fuel combustion emission
    source may petition the Board for approval of an
    emission rate applicable
    to any one hour period for
    all fuel combustion emission sources owned or oper-
    ated by such person and located within a one mile
    radius from the center point of any such fuel com-
    bustion emission source.
    Such person shall prove
    in an adjudicative hearing before the Board that
    the proposed emission rate will not under any
    foreseeable operating conditions and potential
    meteorological conditions cause or contribute
    to
    a violation of any applicable Primary or Secondary
    Sulfur Dioxide Ambient Air Quality Standard or
    violate any applicable PSD increment.
    An
    emission rate approved pursuant to this paragraph
    shall be a substitute for that standard determined
    by Rule 204 Ce) (1)
    or Rule 204 Ce) (2)
    :32—301

    —8—
    (A)
    Every
    owner
    or
    operator
    of
    a
    fuel
    combustion
    emission
    source
    petitioning
    the
    Board
    for
    approval
    of
    an
    emission
    standard
    pursuant
    to
    Rule 204(e) (3)
    shall follow the applicable
    procedures described in the Procedural Rules,
    Chapter
    1
    of
    the
    Board’s
    Rules
    and
    Regulations.
    (B)
    Any
    emission
    standard
    approved
    pursuant
    to
    Rule 204(e) (3)
    shall be included as
    a condi-
    tion to operating permits
    issued pursuant to
    Rule
    103
    of
    this
    Chapter.
    Any
    owner
    or
    operator
    of
    a
    fuel
    combustion
    emission
    source
    who
    receives
    Board
    approval
    of
    an
    emission
    standard
    pursuant
    to
    this
    Rule 204(e) (3)
    shall apply
    to
    the
    ~gency
    within
    30
    days
    of
    approval
    of
    such
    standard
    for
    a
    revision
    of
    its
    operating
    permit
    for
    such
    source.
    (C)
    The
    Agency
    shall
    impose
    as
    a
    condition
    to
    a
    permit
    to
    operate
    a
    source
    pursuant
    to
    an
    emission
    standard
    approved
    pursuant
    to
    Rule
    204(e) (3)
    an ambient sulfur dioxide monitor-
    ing and dispersion modeling program designed
    to verify that such emission standard will
    not cause or contribute to violations
    of
    any applicable Primary or Secondary Sulfur
    Dioxide Ambient Air Quality Standard.
    Such
    ambient monitoring and dispersion modeling
    program shall be operated for at least one
    year commencing no later than
    6 months after
    the date of approval of an emission rate pur-
    suant to Rule 204 Ce) (3).
    CD)
    No more than fifteen
    (15) months after the
    commencement of the ambient monitoring and
    dispersion modeling program of Rule 204(e) (3)
    (C) the owner or operator shall apply for a
    new operating permit.
    The owner or operator
    shall submit,
    at the time of the appli-
    cation,
    a report containing the results
    of the ambient monitoring and dispersion
    modeling program.
    (4)
    No
    owner or operator of a fuel combustion emission
    source whose sulfur dioxide emission limitation
    is
    determined by Rule 204(c) (1) (B)
    or Rule 204(e) Cl)
    shall cause or allow the total emissions
    of sulfur
    dioxide into the atmosphere from all fuel combus—
    32—302

    —9—
    tion
    emission
    sources
    owned
    or
    operated
    by
    such
    person
    and located within
    a
    1 mile radius
    (1.6 Km)
    from the
    center point of any such fuel combustion source to ex-
    ceed the level of sulfur dioxide emissions allowed
    under the previous Rule
    204 Ce)
    (effective April
    14,
    1972 until December
    14,
    1978) without first obtaining
    a new operating permit from the Agency.
    The application
    for a new operating permit shall include a
    demonstration
    that such total emissions will not violate
    any
    applic-
    able PSD increment.
    (f)
    Sulfur Standards and Limitations
    for Process Emission
    Sources.
    (1)
    Sulfur Dioxide Standards and
    Limitations.
    (A)
    Except
    as further provided by paragraphs
    (f) (1) (B)
    ,
    (f)
    (1)
    (C)
    ,
    (f)
    (1) CD)
    ,
    and
    (f)
    (1) (E)
    of this Rule
    204,
    no person shall
    cause
    or
    allow
    the
    emission
    of
    sulfur
    dioxide into the atmosphere from any pro-
    cess emission source to exceed 2000 ppm.
    (B)
    Paragraph
    (f) (1) (A)
    of this Rule
    204 shall
    not apply
    to new sulfuric acid manufacturing
    processes.
    No person shall cause or allow
    the emission of sulfur dioxide into the
    atmosphere from any new sulfuric acid
    manufacturing plant to exceed 4.0 pounds
    of sulfur dioxide per ton of acid produced.
    (C)
    Paragraph
    (f) (1) (A)
    of this Rule
    204 shall
    not apply
    to processes designed to remove
    sulfur compounds from the flue gases of
    fuel combustion emission sources.
    (D)
    Paragraph
    (f)
    (1) (A)
    of this Rule 204
    shall not apply to existing processes
    designed to remove sulfur compounds
    from the flue gases
    of petroleum and
    petro—chemical processes.
    ev~d~g
    ~
    ~
    ~
    ~
    (2)
    Stet
    Delete
    Rule
    204(h)
    32—303

    10
    Add:
    (h)
    Compliance
    Dates.
    Every owner or operator of an emission source
    subject
    to Rule 204 shall comply with the stand-
    ards and limitations thereof in accordance with
    the dates shown
    in the table below:
    Table of Compliance Dates
    Rule
    Type of Source
    Compliance Date
    204(a)
    and
    New fuel combustion emis—
    April
    14,
    1972
    204(b)
    sion
    sources
    204(c) (1) (A)
    Existing sources
    in Chicago,
    May
    30,
    1975
    St.
    Louis
    (Illinois)
    and
    Peoria
    204(c) (1) (B)
    Existing sources outside
    the
    Chicago, St. Louis
    (Illinois)
    and Peoria MMA’s with actual
    heat input less than,
    or equal
    to,
    250 million btu per hour
    (a)
    Sources determining
    December 14,
    1978
    that
    the
    6.8
    lbs./
    MMBTU standard shall
    apply
    (b)
    Sources determining
    See Rule 204(e)
    that Rule 204(e) shall
    apply
    204(c) Cl) (C)
    Existing sources outside the
    December 14,
    1978
    Chicago,
    St. Louis
    (Illinois)
    and Peoria
    MMA’s
    with actual
    heat input greater than 250
    million btu per hour
    204(c) (1) CD)
    Existing sources
    in
    MMA’s
    Three years after
    other than Chicago, St.
    Board Order
    Louis
    (Illinois)
    and
    Peoria complying with
    Pollution Control Board
    Order
    to
    limit
    emissions
    to 1.8 lbs./rnillion btu
    32—:304

    -
    11
    -
    Fuel
    combustion
    sources
    located
    outside
    Chicago,
    St. Louis
    (Illinois)
    and
    Peoria
    MMAts
    Fuel combustion sources
    located
    outside
    Chicago,
    St. Louis
    (Illinois)
    and
    Peoria
    MMA’s
    which obtain
    an alternate emission rate
    (a)
    If
    source
    is
    in
    com—
    rliance
    with
    the
    previous Rule 204(e)
    (effective April
    14,
    1972 until December
    14,
    1978)
    nrior to
    December
    14,
    1978
    (b)
    If
    source
    is
    not
    in
    compliance with the
    previous Rule 204(e)
    (effective
    from
    April
    14,
    1972 until Decem-
    ber 14,
    1978)
    prior
    to
    December 14,
    1978
    Date
    of
    commence-
    ment
    of
    monitoring
    and modeling pur-
    suant to Rule
    204
    (e) (3) (C)
    Date
    of
    approval
    of
    alternate
    standard
    204(f)
    Sulfur Standards and Limitations for Process
    Emission Sources
    Existing
    sources
    December
    31,
    1973
    New
    Sources
    December 14,
    1978
    (i)
    Dispersion Enhancement Techniques
    No
    owner
    or
    operator
    of
    an
    existing
    fuel
    combustion
    emission
    source shall comply with the emission standard of Rule 204(e) (1),
    Rule
    204(e) (2), or Rule 204(e) (3)
    by the use of dispersion enhance-
    ment techniques.
    For the purpose of this rule, dispersion enhance-
    ment techniques
    shall include, but not be limited to,
    an intermittent
    control system or an increase of:
    stack height in excess of good
    engineering practice necessary
    to prevent downwash or fumigation
    conditions,
    stack diameter,
    exit gas velocity, or exit gas tem-
    perature,
    except as provided by Section 123 of the Clean Air Act
    and Regulations promulgated thereunder.
    Flue gas may be reheated
    204(d)
    204(e) Cl)
    and
    (2)
    204(e) (3)
    Combination
    of
    Fuels
    Sources
    April
    14,
    1972
    December 14,
    1978
    32—305

    12
    where air pollution control equipment results
    in
    a reduction
    of
    flue gas temperature, provided that the degree of reheat does not
    exceed the temperature drop across such air pollution control
    equipment.
    Rule
    101:
    Definitions
    PSD Increment:
    the maximum allowable increase over baseline con-
    centration of sulfur dioxide as determined by Section
    163 of the
    Clean Air Act and Regulations adopted thereunder.
    Clean Air Act:
    42 U.S.C.
    §7401 et sec.
    Mr. Jacob D.
    Durnelle concurred.
    I,
    Christan L.
    Moffett, Clerk of the Illinois Pollution
    Control Board, hereby
    rtify the above Order was adopted on
    the
    /i/1~~
    day of
    _______________,
    1978 by a vote
    of3-O
    Christan L. Moffet~erk
    Illinois Pollution
    rol Board

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