ML16342A150

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Ack Receipt of 930609 Util Response to NRC Bulletin 93-002, Debris Plugging of ECC Suction Strainers, & Finds Licensee Actions to Be Complete
ML16342A150
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 06/30/1993
From: Peterson S
Office of Nuclear Reactor Regulation
To: Rueger G
PACIFIC GAS & ELECTRIC CO.
References
IEB-93-002, IEB-93-2, TAC-M86555, TAC-M86556, NUDOCS 9307080396
Download: ML16342A150 (6)


Text

Docket Nos. 50-275 and 50-323 Hr. Gregory H. Rueger Nuclear Power Generation, B14A Pacific Gas and Electric Company 77 Beale Street, Room 1451 P.O.

Box 770000 San Francisco, California 94177

Dear Hr. Rueger:

June 30, 1993

SUBJECT:

DIABLO CANYON UNITS 1

8L 2 RESPONSE TO NRC BULLETIN 93-02, "DEBRIS PLUGGING OF EMERGENCY CORE COOLING SUCTION STRAINERS" (TAC NOS.

H86555 AND H86556)

This letter acknowledges receipt of your response dated June 9,

1993, to NRC Bulletin 93-02 (Bulletin).

The Bulletin was issued Hay ll, 1993, to all nuclear power reactor licensees.

It requested licensees to identify fibrous material in the primary containment, take any necessary compensatory

measures, and remove any such material.

Your response stated that fibrous filter

material, such as described in the Bulletin, was identified as being used and/or stored 'in your containment, that compensatory actions were not necessary, and that 'the fibrous material will continue to be analyzed.
Also, the response described programs that are in effect to control entry into and storage of temporary material in containment, and containment design.

Based on the above factors, we consider your actions to be complete.

Please retain any records of your actions in response to this Bulletin, as subsequent inspection activities may be conducted in regards to this issue.

Should you have any questions, please contact me at (301) 504-1325 or the lead Project Hanager for this issue, John B. Hickman, at (301) 504-3017.

Sincerely, Qfiginal signed by Sheri

Peterson, Project Manager Project Directorate V

Division of Reactor Projects III/IV/V Office of Nuclear Reactor Regulation cc:

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I rp +~*y0 UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555.0001 June 30, 1993 Docket Nos.

50-275 and 50-323 Mr. Gregory M. Rueger Nuclear Power Generation, B14A Pacific Gas and Electric Company 77 Beale Street, Room 1451 P.O.

Box 770000 San Francisco, California 94177

Dear Mr. Rueger:

SUBJECT:

DIABLO CANYON UNITS 1

& 2

RESPONSE

TO NRC BULLETIN 93-02, "DEBRIS PLUGGING OF EMERGENCY CORE COOLING SUCTION STRAINERS" (TAC NOS.

M86555 AND M86556)

This letter acknowledges receipt of your response dated June 9,

1993, to NRC Bulletin 93-02 (Bulletin).

The Bulletin was issued May 11, 1993, to all nuclear power reactor licensees.

It requested licensees to identify fibrous material in the primary containment, take any necessary compensatory

measures, and remove any such material.

Your response stated that fibrous filter

material, such as described in the Bulletin, was identified as being used and/or stored in your containment, that compensatory actions were not necessary, and that the fibrous material will continue to be analyzed.
Also, the response described programs that are in effect to control entry into and storage of temporary material in containment, and containment design.

Based on the above factors, we consider your actions to be complete.

Please retain any records of your actions in response to this Bulletin, as subsequent inspection activities may be conducted in regards to this issue.

Should you have any questions, please contact me at (301) 504-1325 or the lead Project Manager for this issue, John B. Kickman, at (301) 504-3017.

Sincerely, Sheri

Peterson, Project Manager Project Directorate' Division of Reactor Projects III/IV/V Office of Nuclear Reactor Regulation cc:

See next page

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Hr. Gregory H. Rueger Pacific Gas and Electric Company Diablo Canyon CC:

NRC Resident Inspector Diablo Canyon Nuclear Power Plant c/o U.S. Nuclear Regulatory Commission P. 0.

Box 369 Avila Beach, California 93424 Dr. Richard Ferguson, Energy Chair Sierra Club California 6715 Rocky Canyon Creston, California 93432 Hs.

Nancy Culver San Luis Obispo Mothers for Peace P. 0.

Box 164 Pismo Beach, California 93448 Ms. Jacquelyn C. Wheeler 3303 Barranca Court San Luis Obispo, California 93401 Managing-Editor The County Telegram Tribune 1321 Johnson Avenue P. 0; Box 112 San Luis Obispo, California 93406 Chairman San Luis Obispo County Board of Supervisors Room 370 County Government Center San Luis Obispo, California 93408 Hr. Truman Burns Hr. Robert Kinosian California Public Utilities Commission 505 Van Ness, Rm.

4102 San Francisco, California 94102 Mr. Steve Hsu Radiologic Health Branch State Department of Health Services Post Office Box 942732 Sacramento, California 94234 Regional Administrator, Region V

U.S. Nuclear Regulatory Commission 1450 Maria Lane, Suite 210 Walnut Creek, California 94596 Hr. Peter H. Kaufman Deputy Attorney General State of California 110 West A Street, Suite 700 San Diego, California 92101 Hr. Mark Urban Deputy Attorney General State of California 1515 K Street Sacramento, California 95814 Christopher J.

Warner, Esq.

Pacific Gas 5 Electric Company Post Office Box 7442 San Francisco, California 94120 Hr. John Townsend Vice President and Plant Manager Diablo Canyon Power Plant P. 0.

Box 56 Avila Beach, California 93424 Diablo Canyon Independent Safety Committee ATTN:

Robert R. Wellington, Esq.

Legal Counsel 857 Cass Street, Suite D

Monterey, California 93940

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