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The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

Home Facility Locator Facilities by NRC Region or State

California

NRC's Regional Office in Arlington (Region IV) is responsible for carrying out the agency's duties in California. No nuclear fuel cycle facilities are located in California. California is an Agreement State.

More information about California's role in ensuring the safe use of radioactive materials can be obtained from the NRC Office of State Program's Directory of State Regulations, Legislation, and Web Sites.

Operating Nuclear Power Reactors

Fuel Cycle Facilities

  • none

Uranium Recovery Facilities

  • none

Operating Research and Test Reactors

  • GE-Hitachi – Sunol, CA
  • University of California/Davis – Sacramento, CA
  • University of California/Irvine – Irvine, CA

Facilities Undergoing Decommissioning

Page Last Reviewed/Updated Friday, February 21, 2025