ML20147B643

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NPDES Noncompliance Notification:On 880106-28 Samples from Discharge Point 501 Sewage Treatment Plant Exceeded Monthly Average & Instantaneous Max Limits.Cause Unknown.Program of Wasting Will Be Implemented to Reduce Solids
ML20147B643
Person / Time
Site: Peach Bottom  
Issue date: 02/23/1988
From: Danni Smith
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
PENNSYLVANIA, COMMONWEALTH OF
References
NUDOCS 8803020154
Download: ML20147B643 (2)


Text

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PHILADELPHI A ELECTRIC COM PANY PE ACH BOTTOM ATOMIC POWER ST AYioN R. D,1. WOX Att p K LT A. PE N NSY LV ANI A 17314 February 23, 1988 Department of Environmental Resources Bureau of Water-Quality Management One Ararat Blvd.

Harrisburg, PA 17110

SUBJECT:

Noncompliance with NPDES Permit l

Peach Bottom Atomic Power Station Permit No.

PA 0009733 Gentlemen DES _CRIPTION OP NONCOMPt.IANCE:

The BOD of samples from discharge point 501 (Sewags Treatment Plant) exceeded the monthly average and instantaneous maximum limits.

Date Sample Taken:

1/6/88 1/28/88 Date Results Received:

1/19/88 2/4/44 Results of Analysis 81 mg/l 50 mg/l Monthly Average I

Analysis 66 ag/l Monthly Average Permit Limitation:

30 mg/l Monthly Average 60 mg/l Instantaneous Maximum CAUSE OF HONCOMPLIANCE:

The exact cause of the noncompliance la unknown.

DURATION OP NONCOMPLIANCE:

The duration of the noncompliance has been the entire month.

CORHECTIVE ACTION:

A review of sewage plant data has shown a slight increase in solida through t1e system.

A program'of wasting will be implemented to reduce solids.

This should improve clarifier performance and reduce the affluent 800.

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. _ PREVENTION OF PORTHER OCCURRENCES Weston Engineering was called in on January provide an independent assessment of the sewage plant.20, 1988 to reroval and to help solids settlability.tocommendation was to One phosphorus inap*cted.

has been submitted.A modification requent for replacing the comminuto This should help in calan which will help the overall digestion process.cing the flows Very truly yours,'

D. Me Smith Vice President Peach Bottom Atomic Power Station IAV/ala Environmental Protection Agency cc Water Permits Branch Pennsylvania section 3NM52 841 Chestnut Building Philadelphia, Pennsylvania 19107 i

Director ONRR Administrator US NRC Region I Office of Inspection and Enforcement Washington, DC 2055b US Nuclear Regulatory Commission 631 Park Avenue King of Prussia, Pennsylvania 19406 U

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