ILLINOIS POLLUTION CONTROL BOARI)

August 23, 1973

)

MON

SANTO COMPANY

)

)

v.

)

PCB 73-320

)

)

I R()A!ENTAL I’ROTCCF

I

ON AGENCY

)

)

I NTER

I

N ORI)E R OF TIlE BOARI) (by Mr

.

Dumelie)

The pet

ition -f

or van ance filed August 6, 1973 .is:nadequate.

Although variance is requested from the 0.0005 mg/i mercury effluent

standard (Rule 408(a)and (c)

)

no data are given as to the levels

of mercury nd..’ found in the plant effluent or expected to occur over

the period of the variance.

Nurthe rmore, recent testinony by a Fede ral expert (R73- 1

March 28, 1973,

i~.

110-ill) has put Forth the recommendation of a

water quality standard for jie rcury of 0.00003 mg/Il (0 .03 ugh)

The Board would like to know the respective areas of the Mississippi

River eIo~: the effluent discharge point that is brought above both

the existing water quality standard for mercury and the Federally-

suggested standard by reason of the Monsanto variance.

The Board expects to decide this variance without hearing unless

ob~cctions are rece:ived.

Petitioner

is ordered to file an amended

petition within 45 days supnlying requested information.

IT

IS

SO ORDERED.

I, Christan L. Moffett, Clerk of

the

Illinois Pollution Control

Board, hereby certify the above Interim Order was adopted on the

Q~~day

of August, 1973 by a vote of

o

Chnistan L. Moffe ,j~

4~42~6

erk

Illinois Pollutio

trol Board

9

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