ML20154M984

Provides Required Notification of Change to NPDES Permit & Is Being Submitted within 30 Days of Permitting Agency Approval IAW with Requirements of LGS Lpp.Copy of PA DEP Ltr Amending NPDES Permit,Encl

ML20154M984
Person / Time
Site:	Limerick
Issue date:	10/13/1998
From:	Geoffrey Edwards PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9810210105
Download: ML20154M984 (3)

Text

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St: tion Copport Department i

=M EPP 3.2 1

,. s PECO NUCLEAR r==reL A Unit of PECO Energy October 13,1998 Docket Nos. 50-352 50-353 1

1 License Nos. NPF-39 NPF-85 NPDES Permit No. PA0051926 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555

Subject:

Limerick Generating Station, Units 1 and 2 Changes to National Pollutant Discharge Elimination System Perrnit

Dear Sir / Madam:

This letter is being submitted in accordance with the Limerick Generating Station (LGS), Units 1 and 2, Environmental Protection Plan (EPP) Section 3.2, which stipulates that the NRC shall be notified within 30 days following the date of approval of a change to the National Pollutan' Discharge Elimination System (NPDES) permit.

By letter dated September 18,1908, the Pennsylvania Department of Environmental Protection (PA DEP) amended LGS NPDES Permit No. PA0051926 authorizing the use of chemical additives inhibitor AZ8104, Depositrol PYS206, and Spectrus BD1500, These chemical additives will be used for controlling corrosion, scaling, and algae growth in the secondary cooling water systems at LGS. The NRC was previously notified of our request to revise the NPDES permit to use these chemicals by letters dated August 21,1998, and September 1,1998.

Accordingly, this letter provides the required notification of a change to the NPDES permit and is being submitted within 30 days of the permitting agency's, approve ~ in accordance with the requirements of the LGS EPP. A copy of the PA DEP letter amending the LGS NPDES permit is attached.

If you have any questions or require additional information, please do not hesitate to contact us.

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Very truly yours, j

Garrett D. Edwards 0

Director-Licensing 0

Attachment cc:

H. J. Miller, Administrator, Region 1. USNRC (w/ attachment)

A. L. Burritt, USNRC Senior Resident inspector, LGS, (w/ attachment) 9810210105 981013' PDR ADOCK 05000352 P

PM m

Pennsylvania Department of Environmenial Pro :ectioRECElVED f

Lee Park, Suite 6010 ggp g g )ggg 555 North Lane Conshohocken, PA 19428 R.M. MATTY, JR.

SepterL 18,1998 Southeast Ihgional Office 610-832-6130 Fax 610-832-6133 l

Mr. Robert M. Matty, Jr.

Engineer, Environmental Affairs PECO Energy Company I

2301 Market Street S21-2 Philadelphia, PA 19101-8699 Re:

IW NPDES Permit No. PA0051926 Limerick Generating Station Limerick Township Montgomery County y

Dear Mr. Matty:

)

This is in response to your August 21,1998 and September J,1998, letters requesting an approval to use chemical additive (s): AZ8104; PY 5206 and BD 1500 for controlling corrosion, scaling l

and algae growth in the cooling water system at the Limerick Generating Station.

We have completed our review and hereby approve your request. The wastewater will continue to discharge on an average rate of 14.27 mgd to Schuylkill Rive-through Outfall 001. The approval is j

subject to the following :onditions a

1.

The approved chemical additive (s) and usage rate (s) are as follows:

Name Usage Rate (lbs/ day)

Average Maximum Betz Dearborn Inhibitor AZ8104 190 190 Betz Dearborn Depositrol PY5206 1271 1271 Betz Dearborn Spectrus BD1500 466 2500 i

2.

Disenarge containing chemical additives to control corrosion, scaling, algae, slime, i

fouling, oxygen, etc., shall be managed by the permittee to ensure that toxic effects in the i

receiving stream are prevented. Usage rates shall be limited to the minimum amount necessary to accomplish the intended purposes of chemical addition.

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'r. Robert M. Matry,' Jr. Sept' ember 18,1998 -

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3.'

' Accurate records of usage (name of additive, quantity added, date added) of the approved.

chemical additive and blow down discharge volumes must be maintained and kept onsite by the permittee. The chemici additives will be included in the NPDES permit upon its

- next renewal.

if you have any questions, please contact Mr. Sohan Garg of our staff Sincerely,

.0'~

l Steve ONeil i

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Acting Regional Manager Water Management

. cc:

Limerick Township EPA l

DRBC 1

Mr. Newbold

, Permits & Compliance Operations

, Re 30 (RW)259.11 i

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