ML20106B018

Forwards Commonwealth of PA 920831 Ltr to Util Approving Util Request to Use Chemical Additive Betz DE-1579 for Cleaning HX Tube at Facilities

ML20106B018
Person / Time
Site:	Limerick
Issue date:	09/23/1992
From:	Beck G PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9209300238
Download: ML20106B018 (3)

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EPP 3.2 PIllLADELPillA ELECTRIC COMPANY NUCLEAR GROUP HEADQUAIUERS 95545 C11ESTERBROOK LLVD.

WAYNE PA 19087-5691 September 23, 1992 (2:3) uowm Docket Nos. 50-352 50-353 License Nos. NPF-39 NPF-85 NUcLIAR Se:RVICES DLi'ARTMENT NPDES Permit No. PA0051926 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 Subjoct: Limerick Generating Station, Units 1 and 2 Changes to National Pollutant Discharge Elimination System Permit Gentlemen:

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 will be notified within 30 days following the date of approval of a change to the National Pollutant Discharge Eliminatien System fNPDES) permit.

By a letter dated August 31, 1992, the PennsyJvania Department of Environmental Resources (PA DER) gave PECo approval to use the chemical BETZ DE-1579 in the cleaning of heat exchanger tubes. In accordance with the LGS EPP Section 3.2, the letter from the PA DER granting approval is attached.

The NRC had been previously notified that we s7re requesting this change to the LGS NPDES permit in our letter dated July 2 1992.

If you require further information, please do not hesitate to contact us.

Very truly yours,

,( h p k f G. J. Beck, Manager Licensing Section Attachment cc: T. T. Martin, Administrator, USNRC, Region I (w/ attachment)

! T. J. K2nny, USNRC Senior Resident Inspector, LGS (w/ attachment) 92093OO23f PDR- ADOC h[rk2 PDR P [g 6/ ,

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COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL RESOURGS '

PE N H 5YLVA NI A FIELD OPERATIONS - WATER QUALITY MANAGEMENT .

• Suite 6010, Lee Park 555 North Lane Conshchocken, PA 19428 215 832-6130 August 31, 1992 Mr. George M. Morley Director, Environmental Affairs Philadelphia Electric Company

, 2301 Market Street P.O. Box 8699 Philadelphia, PA 19101 Re: 1W NPOES Permit No. PA0051926 Limerick Generating Station Limerick Township i

Montgomery County

Dear Mr. Morley:

This is in response to your June 12, '992 letter regt". ting an approval to use chemical additive Betz DE-1579 fcr the cleaning of a i.Nt exchanger tubc. at the Limerick Generating Station.

We have completec our review and hereby approve your request. Tha wastewater ,

will continue to discharge on an average rate of 14.27 million gallons per day to the Schuylkill River through Outfall 001. The approval is subject to the folicwing conditioris:

1. The approved additive and usage rate are as follows:

• Name Usage Ra*.a (gallons / day) detz DE-1579 600 J 2. Dis:harges containing chemical additives to control corrosion, sealing, algaa, slime, fouling, oxygen, etc., shall be managed by the permittee to ensure that toxic effects in tr,e receiving stream are prevented. Usage rates shall be limited to the minimum amount necessary to accomplish the-intended purposes of chemical addition.

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.

4. Outfall 001 shall be sampled and analyzed daily for total iron and dissolved iron, the concentrations for tnese iaetals shall not exceed 1.5 mg/l and 0.3 mg/l respectively.

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Mr. George M. Morley August 31, 1992 2

The existing NPDES Perm 1~ will be rtvised to include this approval once our review of the nermit renewal application is completed.

If you have any questions, please feel free to contact Schan Garg of our Permits

Section.

Very truly yours, JOS PH A. FEOLA Regional Wate.- Quality Manager cc: . Limerick Geneen. ting Station Limerick Township

• EPA DRBC Permits & Compliance Re 30 (SH)230.8 1

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