ML20070E331

NPDES Noncompliance Notification:On 821112,discharge from Low Vol Waste Wastewater Treatment Facility Contained 115.6 Mg/L Oil & Grease.Cause Not Stated.Discharge Stopped, Tank Taken Out of Svc & Oil Soak Bags Placed in Tank

ML20070E331
Person / Time
Site:	LaSalle
Issue date:	11/24/1982
From:	Diederich G COMMONWEALTH EDISON CO.
To:
Shared Package
ML20070E326	List: ML20070E321 ML20070E331
References
NUDOCS 8212170214
Download: ML20070E331 (2)

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Comm:nw cith Edison LaSalle County Nuclear Station Rural Route #1, Box 220 e

Marseilles, Illinois 61341 Telephone 815/357 6761 November 24, 1982 U.S. Environmental Protection Agency Region V, Enforcement Division ATTN: Chief, Compliance Unit 230 South Dearborn Street Chicago, !L 60604 Illinois Environmental Protection Agency Division of Water Pollution Control Compilance Management Unit 2200 Churchi11 Road Springfield, IL 62706

Subject:

HPDES Noncompliances for LaSalle County Nuclear Generating Station - Permi t No. ILOO48151 In accordance wi th Standard Condi tion 12, we wish to submi t the following notice of noncompliances, which are listed chronologically in the attached table.

If there are any questions, please contact Joe Williams of my staff at (815) 357-6761, extension 201.

b G

J. Diederich Superintendent LaSalle County Station 5kQ GJD/

Jb/psl Director of Water quality, Environmental Affairs cc:

Manager, Nuclear Stations Division l

8212170214 821210 PDR ADOCK 05000373 S

PDR

LASALLI COUNTY NUC'm GENERATING STATICM N.?.D.E.S. PERMIT NO:

ILOO/.8151 NONCCMPLIANCI REPCRT DISCHARGE NUMBER AND DESCRI?TICN:

Outfal1 001c Low Volume Waste Wastewater Treatment Facility PARahs.:.x AND ?!R'.C" LIMIT:

0i1 and Grease, 15 0 mg/1 NONCCM?LIANC2, DATI, AND DURATION:

115.6 mg/1, November 12, 1982, Unknown CAUSE OF NONCCMPLIANCE:

011 was present in the faci 1ity equa1ization tank when the equalization tank mixer was placed into operation af ter repairs. The mix-ing action emulsified the oil.

CCRREw ave. ACTICN:

1.

Plant discharge was stopped.

l 2.

All treated water was returned to the equalization tank.

3 The clearwell was cleaned.

4.

Oil was skimmed off the clarifiers.

5 The equalization tank mixer was taken out of service.

6.

Oil soak bags were placed in the equalization tank, cIearwell, and effluent compartment.

November 18. 1Q82 DATI RECCGNITED AS A. 7 CLATICN:

November 23, 1982 DATI n.m STICA ED:

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