ML20154R550

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Discusses Completion of Licensing Action for GL 97-04, Assurance of Sufficient Net Positive Suction Head for ECC & Containment Heat Removal Pumps. Submittals Provide Info Requested by GL 97-04
ML20154R550
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 10/20/1998
From: Clifford J
NRC (Affiliation Not Assigned)
To: Ray H
SOUTHERN CALIFORNIA EDISON CO.
References
GL-97-04, GL-97-4, TAC-MA0040, TAC-MA0041, TAC-MA40, TAC-MA41, NUDOCS 9810270074
Download: ML20154R550 (2)


Text

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Mr. Harold B. Ray Extcutivs Vice Presid:nt Southem Califomia Edison Company San Onofre Nuclear Generating Station P.O. Box 128 -

San Clemente, Califomia 92674-0128-

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" FOR SAN ONOFRE NUCLEAR GENERATING STATION (SONGS)

UNITS 2 AND 3 (TAC NOS. MA0040 AND MA0041)

Dear Mr. Ray:

On October 7,1997, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (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 24,1997, and January 2,1998, for SONGS Units 2 and 3. In response to a request for additional information dated August 19, 1998, you submitted a letter on October 5,1998. These submittals provided the information requested by GL 97-04.- The staff has reviewed your responses and has concluded that all 4

. requested information has been provided. We therefore consider GL 97-04 closed for your facilities.

Please contact me at 301-415-1352 If you have any questions regarding this letter.

Sincerely, Original Signed By James W. Clifford, Senior Project Manager Project Directorate IV-2 Division of Reactor Projects lil/IV Office of Nuclear Reactor Regulation Docket Nos. 50-361 DISTRIBUTION and 50-362

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l Mr. Harold B. Ray October 20, 1998 cc:

Mr. R. W. Krieger,' ice President Resident inspector / San Onofre NPS Southem Califomia Edison Company do U.S. Nuclear Regulatory Commission San Onofre Nuclear Generating Station Post Office Box 4329 P. O. Box 128 San Clemente, Califomia 92674 I

San Clemente, Califomia 92674-0128 l-Mayor Chairma.n, Boat.1 of Supervisors City of San Clemente County of San Diego 100 Avenida Presidio 1600 Pacific Highway, Room 335 San Clemente, Califomia 92672

. San D!sgo, Califomia 92101 Mr. Dwight E. Nunn, Vice President Alan R. Watts, Esq.

Southem Califomia Edison Company Woodruff, Spradlin & Smart San Onofre Nuclear Generating Station 701 S. Parker St. No. 7000 P.O. Box 128 Orange, Califomia 92668-4702 San Clemente, Califomia 92674-0128

Mr. Sherwin Harris -

Resource Project Manager Public Utilities Department City of Riverside 3900 Main Street Riverside, Califomia 92522 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission Harris Tower & Pavilion i

611 Ryan Plaza Drive, Suite 400 Arlington, Texas 76011-8064 Mr. Michael Olson San Onofre Liaison San Diego Gas & Electric Company P.O. Box 1831 -

San Diego, Califomia 92112-4150 Mr. Steve Hsu Radiologic Health Branch State Department of Health Services Post Office Box 942732 Sacramento, Califomia 94234 i

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