ML20065L605

NPDES Noncompliance Notification:On 820913,pH at Outfall 001c Low Vol Waste Wastewater Treatment Facility Fell Out of Specs.Caused by Acid Waste Generated from Unit 2 Const Activities.Work Request Initiated to Install Ph Monitor

ML20065L605
Person / Time
Site:	LaSalle
Issue date:	09/29/1982
From:	COMMONWEALTH EDISON CO.
To:
Shared Package
ML20065L604	List: ML20065L601 ML20065L605
References
NUDOCS 8210190503
Download: ML20065L605 (1)

Text

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

ILOO48151 i NONCCMPLIANCZ REPORT DISCHARGE NUMBER AND DESCRIPTICN: Outfall 001c - Low Volume Waste Wastewater Treatment Facility

[ PARAMETER AND ?!RMI'r LIMIT: ph, 6.0-9 0 .U.

NONCCMPLIANCE, DATE, AND DURATION: 3 9 S.U. ,13 September 1982, 0830 until 1630 when discharge was secured

CAUSE 02 NCNCCMPLIANCE:

Unit 2 construction activities, floor cleaaing prior to painting, generated acid waste which are routed to this fac!ii.r.

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CORRECTIVE ACTION:

Discharges through this outfall were discontir.ued until the pH was brought 7 back wi thin spect fications. In addition a work regi 3t has been initiated to install an inline pH monitor at the WWTF. 1.1sia.lation of this equip-ment and logic to trip the equalization tank transfer pumps on conditions of high or low pH should prevent this from occurring in the future.

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E DATE RECOGNITED g A 7IOLAT*g : September 15, 1982

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i DATE IN7ESTIGATED: Seotember 16. 1982 h  !

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