Diablo Canyon - License Renewal Application

Withdrawn on 03/07/2018

On October 31, 2022, Pacific Gas and Electric sent in a letter to “Request to Resume Review of the Diablo Canyon Power Plant License Renewal Application or, Alternatively, for an Exemption from 10 CFR 2.109(b), Concerning a Timely Renewal Application.

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Application Information:

License Renewal Review Schedule*

Milestones Schedule Date Actual Date
Receive license renewal application (LRA) 11/24/09 11/24/09
Publish Federal Register Notice (FRN) - LRA availability 12/11/09 12/11/09
Publish FRN - acceptance and opportunity for hearing 01/21/10 01/21/10
Publish FRN - environmental scoping meeting 01/21/10 01/27/10
Audit – Environmental 04/19/10 04/19/10
Public Meeting - License Renewal Overview 02/09/10 02/09/10
Public Meeting – Environmental Scoping 03/03/10 03/03/10
Deadline for filing hearing requests and petitions for intervention 03/22/10 03/22/10
Environmental scoping period ends 04/12/10 04/12/10
Audit – Scoping & Screening Audit Methodology 03/15/10 03/15/10
Audit – Aging Management Programs 04/12/10 04/12/10
Issue safety evaluation report (SER) with open items 12/10/10 01/10/11
Advisory Committee on Reactor Safeguards (ACRS) Subcommittee meeting 02/2011 02/09/11
Issue SER 06/2011 06/02/11
Publish Federal Register Notice – Environmental Scoping Meetings 07/2015 07/01/15
Public Meeting – Environmental Scoping Meetings 08/2015 08/05/15
Environmental Scoping Period Ends 08/2015 08/31/15
Audit – Environmental 09/2015 10/01/15
Audit – SAMA 09/2015 09/23/15
Issue Supplemental Safety Evaluation Report (SER) TBD  N/A*
Issue Draft Supplemental Environmental Impact Statement (SEIS) TBD  N/A*
Publish EPA FRN – Draft SEIS Available for Comment TBD  N/A*
Public Meeting – Draft SEIS Meeting TBD  N/A*
End of Draft SEIS Comment Period TBD  N/A*
ACRS Subcommittee Meeting TBD  N/A*
ACRS Full Committee Meeting TBD  N/A*
Issue Final SEIS TBD  N/A*
Publish EPA FRN – Availability of Final SEIS TBD  N/A*
License Renewal decision TBD  N/A*

* application was withdrawn on March 7, 2018

Note: The review schedule was revised as described in the letters below:

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Safety Evaluation Report

The NRC staff reviewed the Diablo Canyon Nuclear Power Plant, Units 1 and 2, license renewal application for compliance with the requirements of Title 10 of the Code of Federal Regulations, Part 54, "Requirements for Renewal of Operating Licenses for Nuclear Power Plants," and prepared this report to document its preliminary findings. The document was issued on January 10, 2011, as "Safety Evaluation Report with Open Items Related to the License Renewal of Diablo Canyon Nuclear Power Plant, Units 1 and 2."

Subsequently, on June 2, 2011, the document "Safety Evaluation Report Related to the License Renewal of Diablo Canyon Nuclear Power Plant, Units 1 and 2" was issued.

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Public Involvement

The public was encouraged to participate in the reactor license renewal process through public meetings, and public comment periods on rules, renewal guidance, and other documents. The Reactor License Renewal Public Involvement page provides general information to help the public participate.

Date Description



Meeting to discuss license renewal status and conduct environmental scoping for Diablo Canyon Power Plant, Units 1 and 2.



Meeting to discuss environmental scoping for Diablo Canyon Power Plant, Units 1 and 2.


Meeting to discuss the license renewal process for Diablo Canyon Power Plant, Units 1 and 2.

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Page Last Reviewed/Updated Wednesday, December 07, 2022