ML20236K657

Discusses Issuance of GL 97-04, Assurance of Net Positive Suction Head for ECC & Containment Heat Removal Pumps. Issued GL 97-04 to Confirm Adequacy of NPSH Available for ECC & Containment Heat Removal Pumps Under Design Basis

ML20236K657
Person / Time
Site:	Wolf Creek
Issue date:	07/02/1998
From:	Thomas K NRC (Affiliation Not Assigned)
To:	Maynard O WOLF CREEK NUCLEAR OPERATING CORP.
References
GL-97-04, GL-97-4, TAC-MA0064, TAC-MA64, NUDOCS 9807100032
Download: ML20236K657 (2)

Text

. _ _ - _ _ - - . --_-_-_____ - _ - _ - _ _ __ - - _ _ _ _ - -

s.

w. " July l2e 1998

Mr. Otto L. Maynard

+

President and Chief Executive Officer Wolf Creek Nuclear Operating Corporation Post Office Box 411

~ Burlington, Kansas 66839

SUBJECT:

- COMPLETION OF LICENSING ACTION FOR GENERIC LETTER 97-04,

' ASSURANCE OF SUFFICIENT NET POSITIVE SUCTION HEAD FOR EMERGENCY CORE COOLING AND CONTAINMENT HEAT REMOVAL PUMPS," DATED OCTOBER 7,1997; FOR WOLF CREEK NUCLEAR GENERATING STATION, UNIT 1 (TAC NO. MA0064)

Dear Mr. Maynard:

On October 7,'1997, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter 1

'(GL) 97-04,' " Assurance of Net Positive Suction Head for Emergency Core Cooling'and Containment Heat Removal Pumps," to all holders of operating licenses or construction permits.

' The NRC issued GL 97-04 to confirm the adequacy of the net positive suction head (NPSH)  ;

' available for emergency core cooling (including core spray and decay heat removal) and  ;

. containment heat removal pumps under all design-basis accident scenarios.-

In response to.GL 97-04, you provided letters dated October 22,1997, and December 18, L 1997. In response to a request for additional information dated May 19,1998, you submitted a letter on June 18,1998. These submittals provided the information requested by GL 97-04.

The staff has reviewed your response and has concluded that all requested information has been provided; therefore we consider GL 97-04 closed for your facility.

If you have any questions regarding this matter, please contact me at (301) 415-1362.

Sincerely, Original Signed By

' Kristine M. Thomas, Project Manager y Project Directorate IV-2 /

Division of Reactor Projects - Ill/lV O '

r Office of Nuclear Reactor Regulation L

Docket No. 50-482 z DISTRIBUTION:

Docket File ACRS, TWFN cc: See next page FUBLIC PDIV-2 Reading DSkay OGC, 015B18 EAdensam WJohnson, RIV 6 C F LE CENEil MPV *S=

no " pe% ""

~

JKudrick KKavanagh

DOCUMENT NAME

WCA0064.l.TR .

~

A OFC. PDIV-2/PM PDIV-2/LA - SR)h@C SC hF NAME KTkbs EM -K kY JKudh DATE 6/@ /98 6 61998' 6/2A/98 g@ 6/% /h OFFICIAL RECORD COPY f

@"n8#o'!87e!., 7 PDR y

a-Mr. Otto L. Maynard July 2, 1998

^ cc:

Jay Silberg, Esq. Chief Operating Officer Shaw, Pittman, Potts & Trowbridge Wolf Creek Nuclear Operating Corporation  ;

2300 N Street, NW P. O. Box 411 Washington, D.C. 20037 j Burlington, Kansas 66839 Regional Administrator, Region IV Supervisor Licensing U.S. Nuclear Regulatory Commission Wolf Creek Nuclear Operating Corporation 611 Ryan Plaza Drive, Suite 1000 P.O. Box 411 Arlingtcr., Texas 76011 Burlington, Kansas 66839 Senior Resident inspector U.S. Nuclear Regulatory Commission U.S. Nutter Regulatory Commission Resident inspectors Office .

P. O. Box 311 8201 NRC Road 1 Burlington, Kansas 66839 Steedman, Missouri 65077-1032 Chief Engineer Utilities Divisicn Kansas Corporation Commission 1500 SW Arrowhead Road Topeka, Kansas 66604-4027 Office of the Governor State of Kansas Topeka, Kansas 66612 Attorney Gene al Judicial Center '

301 S.W.10th 2nd Floor Topeka, Kansas 66612 County Clerk Coffey County Courthouse Burlington, Kansas 66839 Vick L. Cooper, Chief Radiation Control Program Kansas Department of Health and Environment Bureau of Air and Radiation Forbes Field Building 283 '

Topeka, Kansas 66620 i

l