Nuclear Regulatory Commission Publishes Monthly Notice of Power Reactor Operating and Combined Licenses

Strategic Insights -

The Nuclear Regulatory Commission has issued its regular monthly notice, covering actions related to power reactor operating and combined licenses from June 19 to July 17, 2025. The update includes proposed and issued license amendments, all of which involve no hazards consideration. According to the commission's rules, these amendments would not increase the probability or consequences of a previously evaluated accident, create a different kind of accident, or reduce a safety margin. The NRC encourages public comment submission via regulations.gov, searching for Docket ID NRC-2025-0709.

Key Takeaways:

  • Constellation Energy Generation, LLC has submitted a license amendment request for the Clinton Power Station, Unit No. 1, requesting approval of an alternate method of verifying Main Steam Isolation Valve Closure Reactor Protection System Response Time.
  • The proposed amendment would change the Updated Safety Analysis Report (USAR) for Clinton Power Station, Unit No. 1, and would allow the verification of response time through a test switch in the main control room.
  • Constellation FitzPatrick, LLC and Constellation Energy Generation, LLC have submitted a license amendment request for the James A. FitzPatrick Nuclear Power Plant, requesting the deletion of a specific technical specification and the addition of a new one related to Main Steam Tunnel Area Temperature.
  • The National Institute of Standards and Technology has submitted a license amendment request for the National Bureau of Standards Test Reactor, requesting the change of the facility's classification from a testing facility to a research reactor.
  • NextEra Energy Seabrook, LLC has submitted a license amendment request for the Seabrook Station, Unit No. 1, modifying the licensing basis by revising Technical Specification (TS) Bases 3/4.8.1, A.C. [Alternating Current] Sources--Operating, to align with the available AC power source guidelines of Regulatory Guide 1.93.
  • Tennessee Valley Authority has submitted two license amendment requests for the Browns Ferry Nuclear Plant, Units 1, 2, and 3, revising the Technical Specification Limiting Condition for Operation (LCO) 3.0.3 and modifying the minimum battery charger amperage requirement for the direct current shutdown board subsystems.
  • Virginia Electric and Power Company, Dominion Nuclear Company, has submitted a license amendment request for the North Anna Power Station, Unit Nos. 1 and 2, and the Surry Power Station, Unit Nos. 1 and 2, updating the Main Steam Line Break Alternate Source Term (MSLB AST) dose consequence analysis for each station to address extended cooldown timelines.

Statistics:

  • There are five proposed license amendments related to power reactor operating and combined licenses.
  • The proposed amendments involve no hazards consideration, according to the commission's rules.
  • The NRC has received public comments on the proposed amendments through regulations.gov, searching for Docket ID NRC-2025-0709.
  • The proposed amendments would not increase the probability or consequences of a previously evaluated accident, create a different kind of accident, or reduce a safety margin.

Sources:

  • "Monthly Notice - Applications and Amendments to Facility Operating Licenses and Combined Licenses" (August 6, 2025) *

https://www.federalregister.gov/documents/2025/08/06/2025-14886/monthly-notice-applications-and-amendments-to-facility-operating-licenses-and-combined-licenses

  • Regulations.gov (docket ID NRC-2025-0709)