ML20210E269

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NPDES Noncompliance Notification:On 860210,pH of Sample from Discharge Point 301 Exceeded Limit.Caused by Placing Raw Water Sump Ph Meter in Standby Allowing High Ph Water Into Setting Basin.Mod to Ph Monitor Planned
ML20210E269
Person / Time
Site: Peach Bottom  
Issue date: 03/14/1986
From: Ullrich W
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
PENNSYLVANIA, COMMONWEALTH OF
References
NUDOCS 8603270296
Download: ML20210E269 (2)


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l PHILADELPHIA ELECTRIC COMPANY 2301 MARKET STREET P.O. BOX 8699 PHILADELPHIA. PA.19101 (215)841-4000 March 14, 1986 Department of Environmental Resources Bureau of Water Quality Management One Ararat Blvd.

Harrisburg, PA 17110

SUBJECT:

Noncompliance with NPDES Permit Peach Bottom Atomic Power Station Permit No.

PA 0009733 Gentlemen:

DESCRIPTION OF NONCOMPLIANCE:

The pH of a sample from discharge point 301 (Wastewater Settling Basin) exceeded the permit limit.

Date Sample Taken:

2/10/86 Date Results Received:

2/10/86 Results of Analysis:

12.1 Permit Limitation:

6.0 to 9.0 Note:

Per telephone discussion Mr. Ed Correveau of the DER, the pH limitation for this internal discharge point will be remove.1 from the permit.

CAUSE OF NONCOMPLIANCE:

The cause of the noncompliance was that the raw water sump pH meter was placer 1 in " standby" and allowed high pH water to go to the Settling Basin.

DURATION OF NONCOMPLIANCE:

The duration of the noncompliance is estimated to be four hou rs.

PDR sh

. )

i CORRECTIVE ACTION:

The settling basin was neutralized with alum.

The raw water sump pH meter was placed in " measure".

PREVENTION OF FUTURE OCCURRENCES:

A modification to the pH monitor will be investigated to prevent discharging when the monitor is~in standby.

Very truly yours, M

W. T.

Ullrich Superintendent i

Nuclear Generation Division JAV/WTU:ala cc:

Environmental Protection Agency i

Water Permits Branch Pennsylvania Section 3WM52 841 Chestnut Building Philadelphia, Pennsylvania 19107 Director Office of Nuclear Reactor Regulation US Nuclear Regulatory Commisssion Washington, DC 20555 Administrator Region I Of fice of Inspection and Enforcement US Nuclear Regulatory Commission 631 Park' Avenue King of Prussia, Pennsylvania 19406 1

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