ML20246N689

NPDES Noncompliance Notification Re Bod of Sample Taken from Discharge Point 501 Exceeding Monthly Average Permit Limit. Caused by Increase in Sewage Treatment Plant Loading Due to Increase in Power Plant Outage Work Force

ML20246N689
Person / Time
Site:	Peach Bottom
Issue date:	05/02/1989
From:	Danni Smith PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	PENNSYLVANIA, COMMONWEALTH OF
References
NUDOCS 8905190500
Download: ML20246N689 (2)

Text

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.h.V /*  ;. %e PHILADELPHIA' ELECTRIC COMPANY

• p PEAClf BOTTOM ATOMIC POWER STATION R. D.1, Box 208 "O*'m 'c# Delta, Pennsylvania 17314 r PEACH BorrOM-THE POWER OF EXCELLENCE (717) 456-7014 D. M. Smith

'.Vice Pmident May 2, 1989 Department of Environmental Resources Bureau of Water Quality Management

~0ne Ararat Blvd.

'Harrisburg, PA' 17110'

SUBJECT:

Noncompliance with NPDES. Permit Peach Bottom Atomic Power Station Permit'No. PA 0009733 Gentlemen:

DESCRIPTION OF NONCOMPLIANCE:

The BOD of a sample taken from discharge point 501 (Sewage Treatment Plant) exceeded the monthly average permit limit.

Date Sample Taken: 3/1/89 3/21/89 3/23/89 3/28/89 3/30/89 Date Results Received: 3/21/89 4/3/89 4/3/89 4/10/89 4/10/89 Results of Analysis: 58 mg/l 28 mg/l 35.mg/l 33.mg/l 46 mg/l Permit Limitation: 30 Average 60 mg/l Maximum Monthly Average 40 mg/l CAUSE OF NONCOMPLIANCE:

The cause'of the noncompliance was an increase in the sewage treatment plant loading due to an increase in the power plant outage work force.

DURATION OF NONCOMPLIANCE:

The duration of the noncompliance was thirty-one days.

CORRECTIVE ACTION,,

Upon receipt of the initial BOD sample, the sampling frequency was increased to determine the extent and cause of the high BOD.

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PREVENTION OF FURTHER OCCURRENCES:

The prevention of further occurrences is to reduce the' input by having an off. site hauler pump from the equalization basin until plant conditions return L to normal.

Very truly yours, sy DMS/JFF/DPL/DLO/AD0/JAV:ala-

-cc: J. T. Boettger, Public Service Electric & Gas L T..R. Gerusky, Commonwealth of Pennsylvania

. T. P. Johnson, USNRC Senior Resident Inspector T. E. Magette, State'of Maryland W. T. Russell, Administrator, Region I USNRC

. H. C. Schwemm, Atlantic Electric J. Urban, Delmarva Power Director ONRR-US NRC'

. Washington, DC 20555 EPA, Philadelphia, PA

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