reoPOSeDir~o~
CO
197
ORDER OF THE BOARD (by Mr . Goodman)
:
TED
The Board hereby proposes the following amendments to the Air
Pollution Regulations, subject to a 60-day public comment period .
The Board notes that an addendum attached to this Order (p .12) con-
tains the Rule 204(e)(1) formula using metric units for the input
parameters
.
PROPOSED FINAL DRAFT ORDER
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 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, burning solid fuel ex-
clusively, located outside the Chicago,
St. Louis (Illinois) and Peoria major metro-
politan areas, to exceed the following
:
(i)
6.8 pounds of sulfur dioxide per million
btu of actual heat input, en-and-after
May-367-1975 ; and
(ii)
the emission limit provided by Rule 204
(e)
;
and
IN THE MATTER OF
:
)
PROPOSED AMENDMENTS TO CHAPTER
)
R75-5
2, PART II, SULFUR DIOXIDE
)
R74-2
EMISSIONS
)
- 2 -
(iii)
1 .8 pounds of sulfur dioxide per million
btu of actual heat input for all such
fuel combustion emission sources 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 con-
trol of the Agency within such MMA, has
an annual arithmetic average sulfur dioxide
level greater than :
60 ug/m3
(0 .02 ppm) for any year
ending prior to May 30, 1976, or
45 ug/m3
(0.015 ppm) for any year
ending on or after May 30, 1976 .
Compliance with this paragraph
(ii) of Rule 204 (c) (1) (B) shall
be on and after three years from
the date upon which the Board
promulgates an Order for compli-
ance
.
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 Compli-
ance along with the data used
to obtain said annual arith-
metic 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 emis-
sion 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
.
(d)
Stet
Delete Rule
204(e)
Add :
where
:
E =
Method used to determine
128
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
.
HA
(feet) = Average actual stack
height as determined by method
outlined below .
Hp
(feet) = Effective height of
effluent release as determined
by method outlined below .
HA and HE :
QH (BTU/sec) = Heat emission rate
as determined by method outlined
below
.
- 3-
(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
point of any such fuel combustion emission source
to exceed the emissions determined by the follow-
ing Rules 204(e)(1),
204(e)(2)
or 204(e)(3), which-
ever is applicable
.
(1)
E =
(HA) 0 .11 (HE) 2
AH (feet) = Plume rise
.
- 4-
H =Physicalheightinfeet,above
gradeofeachstack,exceptthat
forpurposesofthiscalculation
the valueusedforsuchstack
heightshallnotexceed2-1/2
timestheheight of the emis-
sion source serviced by the
stack or any obstacle capable
of causing downwash or fumiga-
tion conditions unless the
owner or operator of the source
demonstrates to the Agency that
a greater height is necessary
to prevent such conditions
.
T (Degrees Rankine) = Exit tempera-
ture of stack gases from each source
during operating conditions which
would cause maximum emissions
.
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 PI
+ P,
.
.
.
+ Pn =
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 +
V = PlVl + P2V2 +
T = P1T1 + P2T2 +
HA = P1H1 + P2H2 +
+PnDn
+PnVn
+PnTn
+PnHn
NOTE :
P1,
D1, V1,
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, D2,
V2, T2, and H7 are the respective values for the
second source
;
similarly, Pn , Dn ,
V,,,
Tn, and Hn 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
:
2
QH = 7.54D V (T-515)
T
STEP 3
:
Calculate plume rise utilizing the appro-
priate formula given below and the total
heat emission rate obtained in Step 2
:
QH
= 2.58
(Q
H
)
0 .6 for
QH?
6000 BTU/sec
(HA)0 .11
4H
= 0.718
(QH)
0
.75 for
QH C
6000 BTU/sec
.
(H
) 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
:
H
E
= H
A
+Q H
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 :
E = (HA)
0.11
(HE) 2
-5-
128
- 6-
(2)
Ifthetotal emissions of sulfur dioxide into
the atmosphere in any one hour period from all
existing 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 peak periods of operation
resulting from normal cyclical operations, 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, such person shall not cause
or allow such emissions to exceed the
emissions allowed under either Rule 204
(e)(1)
or the formula detailed below,
whichever such person determines shall
apply
.
In order for the formula detailed
below to apply, any person making such
determination shall reapply to the Agency
for an operating permit,
specifying such
determination, within 60 days of the effec-
tive date of Rule 204(e)(1)
.
E = 20,000 (HS) 2
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,
P ;,
i
= 1,2,
.
. .,
n = percentage of total
emissions E emitted from source i, and
Hi,
i = 1,2,
. . ., n = physical height in
feet above grade of stack i
.
(300)
HS = P1H1 + P2H2 +
.
.
. PnHn
100
(Note :
P1 + P2 +
. . .Pn
100)
- 7-
(3)
Anyowneror operatorofanexistingfuelcombus-
tionemissionsourcemay petition the Board for
approval of an emission rate applicable to any
one hour period for all fuel combustion emission
sources owned or operated by such person and
located within a one mile radius from the center
point of any such fuel combustion emission source
.
Such person shall prove in an adjudicative hearing
before the Board that the proposed emission rate
will not under any potential operating and meteor-
ological conditions cause or contribute to a vio-
lation of any applicable Primary or Secondary
Sulfur Dioxide Ambient Air Quality Standard
.
An
emission rate approved pursuant to this paragraph
shall be a substitute for that standard determined
by Rule 204(e)(1)
or Rule 204(e)(2)
.
(A) Every owner or operator of a fuel combustion emis-
sion source petitioning the Board for approval of
an emission standard pursuant to Rule 204(e)(2)
shall follow the procedures described in Part
X of the Procedural Rules, Chapter 1 of the Board's
Rules and Regulations
.
(B)
Any emission standard approved pursuant to Rule
204(e)(2)
shall be included as a condition 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)(2)
shall apply to the Agency within
30 days of approval of such standard for a revis-
ion of its operating permit for such source
.
(C)
The Agency shall impose as a condition to a per-
mit to operate a source pursuant to an emission
standard approved pursuant to Rule 204(e)(2)
an
ambient sulfur dioxide monitoring and dispersion
modeling program designed to determine if such
emission standard will cause or contribute to
violations of any applicable Primary or Second-
ary Sulfur Dioxide Ambient Air Quality Stand-
ard .
Such ambient monitoring and dispersion
modeling program shall be operated for at
least one year
.
(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) (D) ,
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 at-
mosphere from any new sulfuric acid manufac-
turing 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 . previding
that-the-sa}far-dioxide-emissions-from
such-remeva~-processes-de-net-exceed
the-emissions-determined-bp-the-egaa-
tiens-e£-Rnie-8844e} ;
Delete Rule 204(h)
Add :
- 8-
(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
- 9-
(a) Ifsourceis, prior
3yearsafter
totheeffective
effectivedate
dateofRule204(e)
ofRule
(1)
and continuously
for3yearsthereafter,
incompliance with the
previous Rule 204(e)
(effective from April
14,
1972, until effec-
tive date of current
Rule)
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)(i)
Existing sources in MMA's
See Rule 204(e)(1)
other than Chicago, St
.
and 204(e)(2)
Louis (Illinois) and
Peoria complying with
Rule 204 (e
204(c)(1)(B)(ii)
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 lb/million BTU
204(c)(2)
Existing liquid fuel
May 30, 1975
sources
204(d)
New Sources
April 14, 1972
Existing Sources
May 30, 1975
204 (e) (1)
Fuel Combustion sources
located outside Chicago,
St. Louis (Illinois) and
Peoria MMA's
-10-
Rule
Typeof Source
Compliance Date
(b)
If source is not in
Effective date of
compliance with the
Rule
previous Rule 204(e)
(effective from April
14,
1972, until effective
date of current Rule) prior
to effective date of Rule
204(e)(1)
204(e)(2)
Existing sources located
See Rule 204(e)(2)
outside Chicago, St . Louis
(Illinois)
and Peoria MMA's
maintaining actual emission
levels
204(e)(3)
Existing Sources located outside
Chicago, St. Louis (Illinois)
and
Peoria MMA's
(a)
If source is, prior to
3 years after date
the effective date of
of approval of
Rule 204(e)(1)
and con-
alternative stand-
tinuously for three
and
years thereafter, in
compliance with the
previous Rule 204(e)
(effective April 14,
1972 until effective
date of current Rule)
(b)
If source is not in
Date of approval
compliance with the
of alternative
previous Rule 204(e)
standard
(effective from April
14, 1972 until effective
date of current Rule)
prior to effective date
of Rule 204(e)(2)
204(f)
Sulfur Standards and Limitations for Process
Emission Sources
Existing sources
December 31, 1973
New Sources
Effective date of
Regulation
(i)
Intermittent Control Systems for Fuel Combustion
Emission Sources Located Outside of the Chicago, St
.
Louis
(Illinois), and Peoria Major Metropolitan Areas
Intermittent Control Systems as defined in Title 1 Section
3 of the Environmental Protection Act (Illinois Revised Statutes
Chapter 111-1/2 Sections 1001-1051 as amended) may be required_
to be installed in addition to a constant emission control sys-
tem as the result of a Board ordered emission control program
;
or,
if necessary to prevent the fuel combustion emission source
from causing or contributing to a violation of any aVplicable
Primary or Secondary Sulfur Dioxide Ambient Air Quality Stand-
ard, such Intermittent Control System may be required to be
installed in addition to a constant emission control system as
a condition to obtaining an operating or construction permit
from the Agency .
(j)
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)
b
the use of dispersion enhance-
ment techniques .
For the purpose of this rule, disperson enhance-
ment techniques shall include, but not be limited to, an increase
of
:
stack height in excess of good engineerinq practice necessary
to prevent downwash or fumigation conditions, stack diameter, exit
gas velocity, or exit gas temperature, except as provided by Section
123 of the Clean Air Act .
Flue gas may be reheated where air pollu-
tion control equipment results in a reduction of flue gas tempera-
ture, provided that the degree of reheat does not exceed the tempera-
ture drop across such air pollution control equipment
.
Rule 101 :
Definitions
Air Pollution Control Equipment
:
any equipment including intermit-
tent control systems
(ICS's) or facility of a type intended to elimi-
nate, prevent, reduce or control the emission of specified air
contaminants to the atmosphere .
- 12-
Addendum :
Rule204(e)(1)
converted to Metric Units
(e) Fuel Combustion Emission Sources Located Outside of the
Chicago, St . Louis
(Illinois), and Peoria Major Metro-
politan 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
(1.6 Km)
radius from the center point of any
such fuel combustion emission source to exceed the
emissions determined by the following Rules 204(e)(1),
204(e)(2)
or 204(e)(3), whichever is applicable
.
0 .11
2
(1) E = 0 .096(HA)
(HE)
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
.
HA (meters) = Average actual stack
height as determined by method out-
lined below .
HE (meters) = Effective height of
effluent release as determined by
method outlined below
.
Method used to determine HA and HE
:
QH
(KCal/sec)
= Heat emission rate
as determined by method outlined
below
.
AH (meters) = Plume rise .
H = Physical stack height in meters,
above grade of each stack, except
that for purposes of this calculation
the value used for such stack height
NOTE :
P 1
,
D1,
V1,
T1,
and Hl, are the percentage of total emissions,
- 13-
•
= P1D1 + P2D2
+
.
•
= P1V1 + P2V2 +
.
T = P1T1 + P2T2 +
.
HA = P 1H1 + P 2H 2 + -
shall not exceed 2-1/2 times the
height of the emission source serviced
by the stack or any obstacle capable
of causing downwash or fumigation
conditions unless the owner or opera-
of the source demonstrates to the
Agency that a greater height is
necessary to prevent such conditions
.
T (Degrees Kelvin) = Exit tempera-
ture of stack gases from each
source during operating conditions
which would cause maximum emissions
.
V (meters/sec) = Exit velocity of
stack gases from each source under
operating conditions which would
cause maximum emissions
.
D (meters) = Diameter of stack
.
P
= Percentage of total emissions
expressed as decimal equivalents,
emitted from each source
.
Example
:
21% = 0 .21 .
NOTE :
the sum of P1 +
P2
.
.
.
+ Pn = 1
.
The Emission
values to be used are those which
would occur during operating condi-
tions which would cause maximum emis-
sions
.
STEP 1
:
Determine weighted average stack parameters
utilizing the following formulae
:
•
PnDn
•
PnVn
•
PnTn
.
+ PnHn
- 14-
stack diameter, exit velocity of gases, exit temperature of
stack gases, and physical stack height, respectively,
for the
first source,
P7, D7
,
V2, T2,
and H7 are the respective values
for the second source ; similarly, Pn, Dn , V,,,
Tn
,
and Hn 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
:
QH = 67D 2 V
( T -286)
T
STEP 3
:
Calculate plume rise utilizing the appropriate
formula given below and the total heat emission
rate obtained in Step2
:
H =
1.58(QH) 0 .6
for QH >_
1500 Kcal/sec
(HA)
0 .11
H =
0.54(QH)
0 .75
for QH < 1500 KCal/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 + qH
STEP 5
:
Calculate the total facility hourly emission
limitation utilizing the weighted actual stack
height obtained in Step 1, the effective stack
height given in Step4,and the following form-
ula :
0.11
2
E =
.096(HA)
(HE)
I, Christan L. Moffett, Clerk of the Illinois Pollution
Control Board, hereby certify the above Order was adopted on
their' day of
c ,
1978 by a vote of
3- ;k
•
,1
Illinois Pollutio
C ristan
.
Moff
Clerk
