RS-05-017, Response to Information Request Regarding Significance Determination Process Risk-Informed Inspection Notebook

Response to Information Request Regarding Significance Determination Process Risk-Informed Inspection Notebook

ML051360227
Person / Time
Site:	Byron
Issue date:	02/25/2005
From:	Jury K Exelon Generation Co, Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
RS-05-017
Download: ML051360227 (4)

Text

Exelkn.s Exelon Generation www.exeloncorp.com Nuclear 4300 Winfield Road Warrenville, IL 60555 RS-05-017 February 25, 2005 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Byron Station, Units 1 and 2 Facility Operating License Nos. NPF-37 and NPF-66 NRC Docket Nos. STN 50-454 and 50-455

Subject:

Byron Station - Response to Information Request Regarding Significance Determination Process Risk-informed Inspection Notebook

Reference:

Letter from U. S. NRC to Keith R. Jury (Exelon Generation Company, LLC), "Transmittal of Revision 1 Significance Determination Process Risk-Informed Inspection Notebook and Information Request for Next Revision,"

dated September 2, 2004 In the referenced letter, the NRC requested plant-specific information to support revision of the risk-informed notebooks used to support the NRC's significance determination process. In a telephone conversation with Mr. Michael Franovich of the NRC, it was agreed that Exelon Generation Company, LLC (EGC) would provide this information for Byron Station by February 25, 2005. The CD enclosed with this letter provides the requested information.

The referenced letter identified that the information in the attached CD is considered proprietary in accordance with 10 CFR 2.390, 'Public inspections, exemptions, requests for withholding." As such, EGC requests that the information contained in the attached CD be withheld from public disclosure. In accordance with 10 CFR 2.390, attached is an affidavit providing the basis for withholding the information from public disclosure.

U.S. Nuclear Regulatory Commission February 25, 2005 Page 2 Please contact Mr. Allan R. Haeger at 630-657-2807 regarding any questions about this letter.

Resp tfully, Keith R. Jury Director - Licensing and Regulatory Affairs Enclosures

1. Affidavit

2. Byron SDP Benchmark cc: Regional Administrator, NRC Region 111, USNRC Senior Resident Inspector, Byron Station M. Tschiltz, USNRC, Chief, Probabilistic Safety Assessment Branch

ENCLOSURE 1 Affidavit

Affidavit of Keith R.Jury I, Keith R. Jury, Director, Licensing and Regulatory Affairs, do hereby affirm and state:

1. I am authorized to execute this affidavit on behalf of Exelon Generation Company, LLC (EGC)

2. EGC is providing the information contained in the enclosed CD in response to an NRC request for information regarding the Significance Determination Process Risk-Informed Inspection Notebooks for the Byron Station. This information constitutes proprietary information following the events of September 11, 2001, and is being controlled as trade secrets and commercial or financial information, considered privileged or confidential, that should be held in confidence by the NRC under 10 CFR 2.390 because:

i. This information is and has been held in confidence by EGC.

ii. This information is being transmitted voluntarily to the NRC in confidence.

iii. This information is not available in public sources and could not be gathered readily from other publicly available information.

iv. Public disclosure of this information would create substantial harm to the competitive position of EGC by disclosing information to parties whose commercial interests may be adverse to those of EGC:

3. Accordingly, EGC requests that the enclosed CD and the information contained therein be withheld from public disclosure under 10 CFR 2.390.

Keith R.Jury Director, Licensing and Regulatory Affairs State of Illinois County of ______ ___

Subscribed and sworn tp before e,a Notary Public, in and for the County and State above named, this Say of , G;4Id .

My Commission Expires: OrnCI SEJI 1 TIMOTHY A. BYA 0{ r OvAUMON U/ 12AX.