ML20066K577

NPDES Noncompliance notification:58,330 Gallons of 25.3 Mg Iron Concentration Waste Discharged on 821020.Caused by Addition of Const Wastes.Mod Initiated to Provide Option for Treatment of Tanks

ML20066K577
Person / Time
Site:	LaSalle
Issue date:	11/12/1982
From:	COMMONWEALTH EDISON CO.
To:
Shared Package
ML20066K520	List: ML20066K517 ML20066K577
References
NUDOCS 8211290588
Download: ML20066K577 (1)

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LASALLE COUNTY NUCLEAR GENERATING STATION N.P.D.E.S. PERMIT NO:

ILOO48151 NONCOMPLIANCE REPORT DISCHARGE NUMBER AND DESCRIPTION:

Outfall 001c Low Volume Waste Regen. Wastes Soln. Discharge Tank PARAMETER AND PERMIT LIMIT

• Total Iron, 1.0 mg/l NONCOMPLIANCE, DATE, AND DURATION: 25.3 mg/1, 20 October 1982, 58,330 gallons j

CAUSE OF NONCOMPLIANCE:

The normal influents to this tank contain, iron concentrations of less than 5 mg/l iron as verified by sampling on 11/11/82.

The most probable cause I

of the high iron concentration was the addition to the tank of construction wastes from the Unit 2 condensate polishing system.

CORRECTIVE _ ACTION _:

A modification has been initiated to provide the option for treatment of these tanks in the Waste Water Treatment Facility. The modification should be implemented by February 1983..

1 November 1982 DATE RECOGNIIED_ AS A VIOLATION _:

12 November 1982 DA H INVESTICATED:

O211290508 821118 PDR ADOCK 05000 S

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