ML20210K328

Forwards Response to NRC RAI Re License Amend Request 98-17. North Atlantic Concurs with Staff That Bases Should State That Maintaining ECCS Piping Full of Water from RWST to Reactor Coolant Sys Ensures Sys Will Perform Properly

ML20210K328
Person / Time
Site:	Seabrook
Issue date:	07/30/1999
From:	Feigenbaum T NORTH ATLANTIC ENERGY SERVICE CORP. (NAESCO)
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20210K331	List: ML20210K328 ML20210K363
References
NYN-99073, NUDOCS 9908060073
Download: ML20210K328 (3)

Text

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!. ' - North North Atlantic Energy Service Corporation P.O. Box 300 j

I Atlantic seasreet, su 03874 (603)474 9521 i

The Northeast Utilities System July 30,1999 Docket No. 50-443 NYN-99073 l

United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 Seabrook Station Response to Request for Additional Infonnation Regarding License Amendment Request 98-17,

" Change to Technical Specification Surveillance Requirement 4.5.2b.1, Verification of ECCS Piping is Full of Water" North .Atlan'ic Energy Service Corporation (North Atlantic), in response to questions from the Staff, has enclosed herein additional information regarding License Amendment Request (LAR) 98-17. This additional information does not change the conclusions of the original LAR 9817 submittal, that the proposed change does not involve a significant hazard consideration pursuant to 10CFR50.92, and still meets the criteria of 10CFR51.22(c)(9) for a categorical exclusion from the requirements for an Environmental Impact Statement. I North Atlantic ecucurs with the Staff that the Bases should state that maintaining the emergency core cooling system (ECCS) piping full of water from the Refueling Water Storage Tank (RWST) to the Reactor Coolant System ensures the system will perform properly. Marked-up and Revised Bases page B 3/4 5-2 are provided in the enclosure.

Should you have any questions regarding this letter, please contact Mr. James M. Peschel,

' Regulatory Compliance Manager, at (603) 773-7194.

Very truly yours,  !

NORTH ATLANTIC ENERGY SERVICE CORP.

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l M1A4 TEd C. Feigenbatpff 1

Executive Vice President j and Chief Nuclear Officer

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. U.S. Nuclear Regulatory Commission NYN-99073 / Page 2 cc: 11. J. Miller, NRC Regional Administrator J. T. liarrison, NRC Project Manager, Project Directorate 1-2 R. K. Lorson, NRC Senior Resident inspector Mr. Woodbury P.' Fogg, P.E., Director New liampshire Of6ce of Emergency Management State Of6ce Park South

' 107 Pleasant Street Concord, Nil 03301 l

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O ENCLOSURE TO NYN-99073 i

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