Categorical Exclusion Determinations: Hanford Office of River Protection and Richland Operations Office

Categorical Exclusion Determinations issued by Office of River Protection-Richland Operations Office.

Documents Available for Download

CX-035911: Third Two-Year Extension of U.S. Department of Energy, Hanford Field Office, Permit Issued to the U.S. Department of the Interior, Fish and Wildlife Service, for use of Fitzner-Eberhardt Arid Lands Ecology Reserve

The U.S. Department of Energy (DOE), Hanford Field Office (HFO), acting as the federal agency with jurisdiction over the Hanford Site, has issued t…

Learn More about CX-035911: Third Two-Year Extension of U.S. Department of Energy, Hanford Field Office, Permit Issued to the U.S. Department of the Interior, Fish and Wildlife Service, for use of Fitzner-Eberhardt Arid Lands Ecology Reserve
CX-035801: Phase One, Part Two Site Characterization and Environmental Monitoring to Support Design, Construction, and Operation of a Proposed Cereza Energy Center at the U.S. Department of Energy Hanford Site

The U.S. Department of Energy (DOE) Hanford Field Office (HFO) and Cereza Energy Center LLC propose to construct a photovoltaic solar and battery e…

Learn More about CX-035801: Phase One, Part Two Site Characterization and Environmental Monitoring to Support Design, Construction, and Operation of a Proposed Cereza Energy Center at the U.S. Department of Energy Hanford Site
CX-035170: CPCCo Annual Categorical Exclusion - B6.1 Cleanup Actions, December 2025 to December 2026

Central Plateau Cleanup Company (CPCCo) and its subcontractors perform small-scale, short-term cleanup actions, under RCRA, Atomic Energy Act, or o…

Learn More about CX-035170: CPCCo Annual Categorical Exclusion - B6.1 Cleanup Actions, December 2025 to December 2026
CX-035171: CPCCo Annual Categorical Exclusion - B1.30 Transfer Actions, December 2025 to December 2026

Central Plateau Cleanup Company (CPCCo) and its subcontractors perform transfer actions, in which the predominant activity is transportation, provi…

Learn More about CX-035171: CPCCo Annual Categorical Exclusion - B1.30 Transfer Actions, December 2025 to December 2026