ML090630501

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Revised No Significant Hazards Analysis for Amendment Application Numbers 253 and 239
ML090630501
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 02/27/2009
From: Scherer A
Southern California Edison Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML090630501 (4)


Text

SOUTHERN CALIFORNIA A. Edward Scherer Director V

1 LL..U/U2S' 0I\\NNuclear Regulatory Affairs An EDISON INTERNATIONAL Company Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

February 27, 2009 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001

Subject:

Docket Nos. 50-361 and 50-362 Revised No Significant Hazards Analysis for Amendment Application Numbers 253 and 239 San Onofre Nuclear Generating Station, Units 2 and 3

References:

(A) Southern California Edison letter to the U.S. Nuclear Regulatory Commission,

Subject:

San Onofre Nuclear Generating Station, Units 2 and 3 (December 8, 2008)

(B) Southern California Edison letter to the U.S. Nuclear Regulatory Commission,

Subject:

Amendment Application Numbers 253 and 239, Proposed Change Number NPF-10/15-588, Physical Security Plan Change for SG Replacement, San Onofre Nuclear Generating Station, Units 2 and 3 (January 13, 2009)

(C) Southern California Edison letter to the U.S. Nuclear Regulatory Commission,

Subject:

Amendment Application Numbers 253 and 239, San Onofre Nuclear Generating Station, Units 2 and 3 (February 6, 2009)

Dear Sir or Madam:

Southern California Edison (SCE) hereby submits a revised No Significant Hazards Analysis for Amendment Application Numbers 253 and 239 for San Onofre Nuclear Generating Station (SONGS) Units 2 and 3, respectively.

Reference (A) submitted proposed changes to the Physical Security Plan (PSP) for SONGS needed to support steam generator replacement (SGR) project activities at SONGS 2 and 3, for review and approval under 10 CFR 73.55(a). A description of the security related effects of the SGR project and a discussion of the details of the security measures to be implemented were provided in Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

. 00/

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P.O. Box 128 San Clemente, CA 92674

Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

Document Control Desk February 27, 2009 Enclosure (1) to Reference (A). The proposed changes to the PSP were provided as Enclosure (2) to Reference (A).

Reference (B) submitted Proposed Change Number NPF-10/15-588 for phased review and approval of the Reference (A) PSP changes for the SGR project under 10 CFR 50.90. Enclosure (1) to Reference (B) provided the description and No Significant Hazards Analysis for the proposed change.

Reference (C) provided schedule information for phased review and approval of Proposed Change Number NPF-10/15-588, and clarified which portions of the proposed PSP changes qualify under 10 CFR 50.54(p) and which require approval under 10 CFR 50.90.

SCE subsequently determined that the No Significant Hazards Analysis provided by Reference (B) needed to be revised to clarify the basis for the margin of safety determination. The revised No Significant Hazards analysis for Proposed Change Number NPF-10/15-588 is provided as Enclosure (1) to this letter.

SCE has determined that there are no significant hazards considerations associated with the proposed change and that the change is exempt from environmental review pursuant to the provisions of 10 CFR 51.22(c)(9).

I declare under penalty of perjury that the foregoing is true and correct.

Executed on (Cate)

Sincerely, Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

Document Control Desk February 27,.2009 cc (with Enclosure):

R. P. Zimmerman, Director, NRC Nuclear Security and Incident Response N. Kalyanam, NRC Project Manager, San Onofre Units 2 & 3 E. E. Collins, Regional Administrator, NRC Region IV G. G. Warnick, NRC Senior Resident Inspector, San Onofre Units 2 & 3 M. P. Shannon, Plant Support Branch Chief, NRC Region IV J. R. Johnson, NRC NSIR Reactor Security Rulemaking and Licensing Branch F. P. Peduzzi, NRC NSIR Reactor Security Oversight Branch D. G. Huyck, NRC NSIR Reactor Security Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

Security-Related Information-Withhold from Public Disclosure In Accordance with 10 CFR 2.390(d)(1)

Notice: Decontrolled upon separation from the enclosure.

ENCLOSURE (1)

Description and No Significant Hazards Analysis For Proposed Change NPF-10/15-588 San Onofre Nuclear Generating Station Units 2 and 3 Security-Related Information Withhold from Public Disclosure in Accordance With 10 CFR 2.390 (Decontrolled when separated from Security-Related Information)