GO2-12-082, Northwests 90 Day Response to the March 12, 2012 Information Request Related to Recommendations 2.1 and 2.3 for Flooding Evaluations and Walkdowns
| ML12166A310 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 06/11/2012 |
| From: | Javorik A Energy Northwest |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| GO2-12-082 | |
| Download: ML12166A310 (4) | |
Text
)\\ENERGY 9 NORTHWEST June 11, 2012 G02-12-082 Alex L. Javorik Columbia Generating Station P.O. Box 968, PE04 Richland, WA 99352-0968 Ph. 509-377-8555 1 F. 509-377-2354 aljavorik@ energy-northwest.com 10 CFR 50.54(f)
U.S. Nuclear Regulatory Commission ATTN: Document Control Desk 11555 Rockville Pike Rockville, MD 20852
Subject:
COLUMBIA GENERATING STATION, DOCKET NO. 50-397 ENERGY NORTHWEST'S 90 DAY RESPONSE TO THE MARCH 12,2012 INFORMATION REQUEST RELATED TO RECOMMENDATIONS 2.1 AND 2.3 FOR FLOODING EVALUATIONS AND WALKDOWNS
Reference:
Letter dated March 12, 2012, from EJ Leeds (NRC) to All Power Reactor Licensees and Holders of Construction Permits in Active or Deferred Status, "Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident'
Dear Sir or Madam:
On March 12, 2012, the Nuclear Regulatory Commission (NRC) issued the referenced Information Request. Enclosures 2 and 4 of the NRC letter contain specific Requested Actions, Requested Information and Required Responses associated with Recommendations 2.1 and 2.3 for flooding evaluations and walkdowns. This letter provides Energy Northwest's response to these items for Columbia Generating Station.
The requested information is provided in Attachment 1 to this letter. This letter contains no new regulatory commitments.
If you have any questions or require additional information, please contact Mr. ZK Dunham at (509) 377-4735.
I declare under penalty of perjury that the foregoing is true and correct. Executed on the date of this letter.
Respectfully, AL Javorik Vice President, Engineering 4boI 04f4C
ENERGY NORTHWEST'S 90 DAY RESPONSE TO THE MARCH 12, 2012 INFORMATION REQUEST RELATED TO RECOMMENDATIONS 2.1 AND 2.3 FOR FLOODING EVALUATIONS AND WALKDOWNS Page 2 of 2 Attachments: As stated cc: NRC Region IV Administrator NRC NRR Project Manager NRC Senior Resident Inspector/988C AJ Rapacz - BPA/1 399
ENERGY NORTHWEST'S 90 DAY RESPONSE TO THE MARCH 12, 2012 INFORMATION REQUEST RELATED TO RECOMMENDATIONS 2.1 AND 2.3 FOR FLOODING EVALUATIONS AND WALKDOWNS Page 1 of 2 Recommendation 2.1: Floodinq The response date for Columbia Generating Station's (Columbia's) Flooding Hazard Reevaluation Report was identified in Reference 2 as March 12, 2014, which corresponds to 2 years from the date of Reference 1. Energy Northwest plans to comply with the requested response date.
Energy Northwest plans to meet the requested dates for the other required responses in of Reference 1. Specifically, an approach for developing an Integrated Assessment for Columbia will be submitted 60 days after the NRC endorses Integrated Assessment guidance. In addition, if it is necessary to complete an Integrated Assessment for Columbia, the Integrated Assessment Report will be submitted 2 years following submittal of the Hazard Reevaluation Report.
Recommendation 2.3: Floodinq For flooding recommendation 2.3 (walkdowns), Enclosure 4 of Reference 1 states that each licensee is to confirm that it intends to use the NRC-endorsed flooding walkdown procedure or provide a description of the process that will be used to conduct the walkdowns and to develop the needed information.
Energy Northwest confirms that it will use the flooding walkdown procedure, NEI 12-07, "Guidelines for Performing Verification Walkdowns of Plant Flood Protection Features,"
endorsed by Reference 3 as the basis for the flooding walkdowns at Columbia.
Energy Northwest plans to comply with the requested response date in Enclosure 4 of Reference 1. Specifically, Energy Northwest will submit a final report documenting the results of its flooding walkdowns at Columbia no later than November 27, 2012, which corresponds to 180 days after NRC endorsement of the generic guidance.
References:
- 1. NRC letter dated March 12, 2012, from Eric J Leeds (NRC) to All Power Reactor Licensees and Holders of Construction Permits in Active or Deferred Status, "Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3 and 9.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident'
- 2. NRC letter dated May 11, 2012, from Eric J Leeds (NRC) to All Power Reactor Licensees and Holders of Construction Permits in Active or Deferred Status, "Prioritization of Response Due Dates for Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Flooding Hazard
ENERGY NORTHWEST'S 90 DAY RESPONSE TO THE MARCH 12, 2012 INFORMATION REQUEST RELATED TO RECOMMENDATIONS2.1 AND 2.3 FOR FLOODING EVALUATIONS AND WALKDOWNS Page 2 of 2 Reevaluations for Recommendation 2.1 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident"
- 3. NRC letter dated May 31, 2012, from David L Skeen (NRC) to Adrian P Heymer (NEI), "Endorsement of Nuclear Energy Institute (NEI) 12-07 'Guidelines for Performing Verification Walkdowns of Plant Flood Protection Features"'