DCL-17-055, Response to NRC Request for Additional Information Regarding License Amendment-Request 16-04, Request to Adopt Emergency Action Level Schemes Pursuant to NEI 99-01, Revision 6, 'Development of Emergency Action Levels...

Response to NRC Request for Additional Information Regarding License Amendment-Request 16-04, Request to Adopt Emergency Action Level Schemes Pursuant to NEI 99-01, Revision 6, 'Development of Emergency Action Levels...

ML17179A018
Person / Time
Site:	Diablo Canyon
Issue date:	06/21/2017
From:	Welsch J Pacific Gas & Electric Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
DCL-17-055, LAR 16-04, NEI 99-01, Rev 6
Download: ML17179A018 (2)

Text

Pacific Gas and Electric Company James M. Welsch Diablo Canyon Power Plant Vice President, Nuclear Generation Mail Code 104/6 _

P. 0. Box 56 Avila Beach, CA 93424 805. 545. 3242 Internal: 691. 3242 June 21, 2017 Fax: 805. 545.4884 PG&E Letter DCL-17-055 U.S. Nuclear Regulatory Commission 10 CFR 50.90 ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2-Response to NRC Request for Additional Information Regarding License Amendment-Request 16-04. "Request to Adopt Emergency Action Level Schemes Pursuant to NEI 99-01. Revision 6. 'Development of Emergency Action Levels for Non-Passive Reactors"'

References:

1. PG&E Letter DCL-16-099, License Amendment Request 16-04, "Request to Adopt Emergency Action Level Schemes Pursuant to NEI 99-01, Revision 6, 'Development of Emergency Action Levels for Non-Passive Reactors,"' dated October 25, 2016 (ADAMS Accession No. ML16315A184)

2. E-mail from NRC Project Manager Balwant K. Singal, "Request for Additional Information (RAI) - Revised Emergency Action Level Schemes Pursuant to Nuclear Energy Institute (NEI) 99-01, Revision 6 (CAC Nos. MF8528 and MF8529)," dated April 12, 2017

Dear Commissioners and Staff:

License Amendment Request (LAR) 16-04, "Request to Adopt Emergency Action Level Schemes Pursuant to NEI 99-01, Revision 6, 'Development of Emergency .

Action Levels for Non-Passive Reactors,"' dated October 25, 2016, was submitted by Pacific Gas and Electric (PG&E) Letter DCL-16-099 (Reference 1).

In Reference 2, the NRC requested additional information required to complete the review of LAR 16-04. PG&E's responses to the Staff's questions are provided in . contains a list of changes made to the Emergency Action Levels (EALs) not associated with nor discussed in the request for additional information response.

These changes consist of: minor edits, clarifications, additional definitions, or technical basis document clarifications. *~ K LJ. S N~i:

A member of the STARS Alliance Callaway

• Diablo Canyon

• Palo Verde*

• Wolf Creek

Document Control Desk PG&E Letter DCL-17-055 June 21, 2017 Page2 Enclosure 3 contains a clean copy of the "Diablo Canyon Power Plant Emergency Plan, Appendix D- Emergency Action Level Technical Basis Document," that reflects the changes associated with this submittal.

Additionally, as previously discussed with NRC Project Manager Balwant K. Singal, PG&E is requesting a 365 day period for implementation of the license amendment

• after issuance.

PG&E makes no regulatory commitments (as defined by NEI 99-04) in this letter.

This letter includes no revisions to existing regulatory commitments.

If you have any questions, or require additional information, please contact Mr. Hossein Hamzehee at (805) 545-4720.

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

Executed on June 21, 2017.

Sincerely,

_LfV\-~

\JJmes M. Welsch Vice President, Nuclear Generation armb/4743/50521100 Enclosures cc: Diablo Distribution cc/enc: Kriss M. Kennedy, NRC Region IV Administrator Christopher W. Newport, NRC Senior Resident Inspector Gonzalo L. Perez, Branch Chief, California Department of Public Health Balwant K. Singal, NRC Project Manager

• A member of the STARS Alliance Callaway

• Diablo Canyon

• Palo Verde*

• Wolf Creek