ML17266A092

Forwards Draft NPDES Permit Containing Proposed Conditions for 791004 Public Notice Issuance.Comments on Draft Should Be Received by 790920

ML17266A092
Person / Time
Site:	Saint Lucie
Issue date:	09/07/1979
From:	Harlow G ENVIRONMENTAL PROTECTION AGENCY
To:	Tucker W FLORIDA POWER & LIGHT CO.
References
4E-WE, NUDOCS 7909120445
Download: ML17266A092 (6)

Text

~V REGULATOR NFORMATION DI'STRIUUTION ~TEM (RIDS)

ACCESSION NBR: 7909120445 DOC ~ DATE; 79/09/07 NOTARIZED: NO DOCKET FACIL:50 335 St, LuCie Pl antr Uni t 1P Flarida POWer 4 eLight COB 05000335 50-389 St. Lucie P'lant'ni t 2r Fl or ida Power 5 Light Co. 05000389 AUTH NAME AUTHOR AFFILIATION HARLOl'JELLY Environmental Protection Agency REC IP ~ NAME RECIPIENT AF F ILI ATION P 24 l97g TUCKERg 6 AS. F lor ida Power L Light Co ~

SUBJECT:

Forwards draft NPDES permit containing proposed conditions for 791000 public notice issuance. Comments on NPDES should be received by 790920, DISTRIBUTION CODE: C004S TITLE: Change COPIES RECEIVED:LTR Reques j ENCL 8 ts for Envir on.'Tech Specs (Append 8)

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~ ~ ~\ e e ~ ~ - ~ ee RECIPIENT COPIES REC IP IENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL ACTION: 05 BC ORI8 4" // 5 5 INTERNAL: 1 1 02 NRC PDR 1 1 1 I 1 1 11 I8E 2 2 13 OELD 1 1 14 EDO L STAFF i i 15 QAB 1 1 i 6 EEt3 i 17 ENVN SPEC BR'D i 1 18 RAD aSMT Be i i SITE ANALYS 1 0 DIRECTOR DSE 1 0 EXTERNAL: 03 LPDR 1 1 00 NSIC 1 1 19 NATL LAB 3 3 22 ACRS 16 1b I

TOTAL NUMBER OF COPIES REQUIRED: LTTR 39 ENCL 37

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United States Region 4 ma, Georgia, Florida, Environmental ~ction 345 Courtland Street NE

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ssippi, North Carolina, Agency Atlanta GA 30308 S in Carolina, Tennessee.

Kentucky P~EPA SEP Oy ]gg REF: 4E-WE RECUlNON MCKET FltE COPy Mr. W. S. Tucker, Jr.

Manager of Environmental Affairs Florida Power & Light Company Post Office Box 013100 Miami, Florida 33101 Re: St. Lucie Nuclear Power Plant NPDES No. FL0002208

Dear Mr. Tucker:

The Environmental Protection Agency, Region IV intends to issue the modified 'National Pollutant Discharge Elimination System (NPDES) permit for your facility in accordance with the Federal Water Pollution Control Act, as amended. A Public Notice is tentatively scheduled to be issued on October 4, 1979.

The attached draft NPDES permit contains the proposed conditions for issuance. Any comments you might have should be received by this office not later than'eptember 20, 1979. If you should have any questions concerning this matter, please contact Mr. 'Charles H. Kaplan at 404/881-2328.

Sincerely yours, George L. Harlow Chief Water 'Enforcement Branch Enclosure cc: Mr. Mickey D. Bryant Florida Dept. of Environmental Regulation Mst. Director of Environmental Projects U. S. Nuclear Regulatory Commission

> U.S. GOVERNMENT PRINTING OFFICE: 1976 746 732/1304

'7 909130

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A. EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS During the period beginning on effective date and lasting through expiration the permittee is authorized to discharge from outfall(s) serial number(s) 001 Condenser cooling water and

intake cooling water discharged to the Atlantic Ocean Such discharges shall be limited and monitored by the permittee as specified below:

Effluent Characteristic Dischar e Limitations Monitorin Re uirements Instantaneous Measurement Sample Maximum ~pe P low-2 /'Sec (MGD) 33. 4 (763. 2) Continuous Recorder or pump logs Discharge Temperature 'C('P)

'/A 45(113) 1/ Continuous Recorders Temperature Rise 'C('P) 16.7(30) 1/ Continuous Recorders Total Residual Chlorine (mg/1) 0.1 2/ 1/week Multiple grabs Mixing Zone Temperature C( F) 3/ N/A Discharge of non-contact water used to cool the closed cycle auxiliary component system is permitted. without limitation or monitoring requirements.

1/ Under the following conditions the maximum discharge temperature shall be limited to 47.2 C(117 F) and the temperature rise to 17.8(32): (1) Condenser and/or circulating water pump maintenance, (2) trottling circulating water pumps to minimize use of chlorine, and (3) fouling of circulating water system. In the event that discharge temperature exceeds 45 C(113oF) permittee shall notify the Chief, Mater Pnforcement Branch -in a manner similar to that provided for in Part II.A.2.

2 / Total residual chlorine shall not exceed a maximum instantaneous concentration of 0.1 mg/l. In the event that the units cannot be operated at or below this level of chlorination; the permittee may submit a demonstration, based on biological toxicity data, that discharge of higher levels of chlorine are consistant with toxicity requirements of the Florida Mater Quality Standards. Effluent limitations will be modified consistant with an acceptable demonstration. Chlorine shall not be added for more than two hours per day.

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point.

i The amb e nt ocean surface temperature shall not exceed 36.1oC(97oP) as an instantaneous maximum at any f1' Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location(s): Intake temperature and flow at plant intake and all other parameters in the discharge canal prior to discharge to the Atlantic Ocean. P th O~

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Date of Signature: C)

CO Modification Effective Date:

Sanford W. Harvey, Jr., Director Enforcement Division

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