March

30,

IN THE MATTER OF:

PROPOSED

AMENDMENTS TO

)

R75-10

RULE 207(a)

(4~5)AIR POLLUTION

)

CONTROL

REGULATIONS

ORDER OF THE BOARD

(by Dr. Satchell):

On January

19,

1978

the Board adopted

an opinion and

a

proposed

order in this matter and authorized

this for publi-

cation

in the Illinois ~

for the

purposes of notice

and public

comment,

No public comment has

been received.

The Joint

Committee on Administrative Rules,

pursuant to

Ill,

Rev, Stat, §S1001~1021 (1977), has

reviewed this pro-

posal.

Since there are no objections

or

comments the Board

will

adopt the proposed change as previously

published.

The following definition for ~Coal

Refuse~’ shall be

added

to Rule

201, of the Board~sChapter

2:

Air

Pollution

Control

Regulations:

Coal Refuse:

Waste products of coal

mining, cleaning

and

coal preparation operations containing

coal,

matrix

material,

clay and other organic

and inorganic

material,

Rule 207(a)

(4-5)

of the Board~sChapter 2:

Air Pol-

lution

Control Regulations shall be amended to

read as follows:

(4)

for

solid fossil fuel firing,

0~7pounds per

million btu of actual heat input

except the

standard for nitrogen oxides does

not apply

when solid fossil fuel containing

25

by weight

or more of coal refuse

is burned

in Southern

Illinois Power Cooperativ&s

Unit

No.

4 at its

Lake of Egypt Power Plant;

and

(5)

for fuel emission sources burning

simultaneously

any combination of solid, liquid and

gaseous

fossil fuels,

(A)

an allowable emission rate shall

be

determined by the following

equation:

E

=

~0~3(Pg + P~) + 0~7(P5)~~

Pg+Pi+Ps

C

)

29

—

47~

---

where:

E

=

allowable nitrogen oxides emission rate

in pounds per hour,

Pg=

per cent of actual heat input derived

from gaseous fossil fuel,

~=

per cent

of

actual heat input derived

from liquid fossil fuel,

P~=

per cent of actual heat input derived

from solid fossil

fuel, and

Q

=

actual heat input derived from all

fossil fuels in million btu per hour.

Note:

Pj+P5+Pg=lOO~O

(B)

~he standard for nitrogen oxides does not

apply when solid fossil fuel containing

25

by weight or more of coal refuse is

burned in combination with gaseous,

liquid

or other solid fossil fuel in Southern

Illinois Power Cooperativ&s Unit No,

4

at its Lake of

Egypt

Power Plant.

It is

so

ordered,

I,Christan

L, Moffett,

Clerk of the Illinois Pollution

Control~ard,

hereby certifyjthe above Order was adopted

on

the

~

day of

~

1978 by a vote of

_____

C ris an L~Moff

,

Cl rk

Illinois

Polluti

ontrol Board

—