ML060400176

Review of Steam Generator Tube Inspection Reports for the 2004 Outage

ML060400176
Person / Time
Site:	Diablo Canyon
Issue date:	02/18/2006
From:	Wang A Plant Licensing Branch III-2
To:	Kennan J Pacific Gas & Electric Co
Wang A, NRR/DLPM, 415-1445
References
TAC MC9301
Download: ML060400176 (3)

Text

February 18, 2006 Mr. John S. Keenan Senior Vice President - Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 770000, Mail Code B32 San Francisco, CA 94177-0001

SUBJECT:

DIABLO CANYON POWER PLANT, UNIT NO. 2 - REVIEW OF STEAM GENERATOR TUBE INSPECTION REPORTS FOR THE 2004 OUTAGE (TAC NO. MC9301)

Dear Mr. Keenan:

By letters dated November 30, 2004, March 16, and August 25, 2005 (Agencywide Documents Access and Management System (ADAMS) Accession Nos. ML043430465, ML050820052, and ML052440285, respectively), Pacific Gas and Electric Company, the licensee for Diablo Canyon Power Plant (DCPP), Unit No. 2, submitted reports summarizing several aspects of the steam generator tube inspections performed at DCPP, Unit No. 2, during their 2004 twelfth refueling outage (2R12). Additional information concerning the 2004 steam generator tube inspections at DCPP, Unit No. 2, was summarized by the Nuclear Regulatory Commission (NRC) staff in a letter dated January 4, 2005 (ADAMS Accession No. ML043570323). The NRC staff's review of these reports is documented in letter dated October 25, 2005 (ADAMS Accession No. ML052860374).

By letter dated December 16, 2005 (ADAMS Accession No. ML053560067), the licensee provided additional information regarding the 2004 outage (2R12) at DCPP, Unit No. 2, to satisfy the requirements of Technical Specification 5.6.10.b. The NRC staff reviewed this submittal and concludes that the licensee provided the information required by its technical specifications. In addition, the NRC staff did not identify any issues that were not previously addressed in the review dated October 25, 2005.

If you have any questions regarding this matter, please contact me at (301) 415-1445.

Sincerely,

/RA/

Alan B. Wang, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-323 cc: See next page

ML043570323). The NRC staff's review of these reports is documented in letter dated October 25, 2005 (ADAMS Accession No. ML052860374).

By letter dated December 16, 2005 (ADAMS Accession No. ML053560067), the licensee provided additional information regarding the 2004 outage (2R12) at DCPP, Unit No. 2, to satisfy the requirements of Technical Specification 5.6.10.b. The NRC staff reviewed this submittal and concludes that the licensee provided the information required by its technical specifications. In addition, the NRC staff did not identify any issues that were not previously addressed in the review dated October 25, 2005.

If you have any questions regarding this matter, please contact me at (301) 415-1445.

Sincerely,

/RA/

Alan B. Wang, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-323 cc: See next page DISTRIBUTION:

PUBLIC LPLIV Reading RidsNrrPMAWang RidsNrrDorl (CHaney/CHolden) RidsNrrLALFeizollahi RidsNrrDorlLplg (DTerao)

RidsAcrsAcnwMailCenter RidsRegion4MailCenter (BJones)

RidsOgcRp KKarwoski LLund MMurphy ACCESSION NO.: ML060400176 NRR-106 *Memo dated OFFICE LPL4/PM LPL4/LA CSGB/BC LPL4/BC NAME AWang LFeizollahi AHiser DTerao DATE 02/15/06 02/15/06 1/13/06 02/18/06 DOCUMENT NAME: E:\Filenet\ML060400176.wpd Diablo Canyon Power Plant, Units 1 and 2 cc:

NRC Resident Inspector Richard F. Locke, Esq.

Diablo Canyon Power Plant Pacific Gas & Electric Company c/o U.S. Nuclear Regulatory Commission P.O. Box 7442 P.O. Box 369 San Francisco, CA 94120 Avila Beach, CA 93424 City Editor Sierra Club San Lucia Chapter The Tribune ATTN: Andrew Christie 3825 South Higuera Street P.O. Box 15755 P.O. Box 112 San Luis Obispo, CA 93406 San Luis Obispo, CA 93406-0112 Ms. Nancy Culver Mr. Ed Bailey, Chief San Luis Obispo Radiologic Health Branch Mothers for Peace State Department of Health Services P.O. Box 164 P.O. Box 997414 (MS 7610)

Pismo Beach, CA 93448 Sacramento, CA 95899-7414 Chairman Mr. James D. Boyd, Commissioner San Luis Obispo County Board of California Energy Commission Supervisors 1516 Ninth Street (MS 31)

Room 370 Sacramento, CA 95814 County Government Center San Luis Obispo, CA 93408 Mr. James R. Becker, Vice President Diablo Canyon Operations Mr. Truman Burns and Station Director Mr. Robert Kinosian Diablo Canyon Power Plant California Public Utilities Commission P.O. Box 3 505 Van Ness, Room 4102 Avila Beach, CA 93424 San Francisco, CA 94102 Jennifer Tang Diablo Canyon Independent Safety Field Representative Committee United States Senator Barbara Boxer ATTN: Robert R. Wellington, Esq. 1700 Montgomery Street, Suite 240 Legal Counsel San Francisco, CA 94111 857 Cass Street, Suite D Monterey, CA 93940 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission Harris Tower & Pavillion 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 February 2006