Coal Ash (Coal Combustion Residuals)

EPA Proposes to Approve North Dakota's Coal Ash Permit Program

On May 12, 2025, EPA announced a proposal to approve North Dakota's permit program application for the management of coal combustion residuals in landfills and surface impoundments. Read more about this proposal and comment by July 15.
EPA Grants Extension Request for Arizona Facility

On March 20, 2025, EPA approved the Salt River Project’s request to extend the deadline to cease using the Coronado Generating Station Evaporation Pond due to grid reliability and resource adequacy concerns.
EPA Withdraws Coal Ash Technical Corrections Rule

On March 14, 2025, after receiving adverse comments, EPA withdrew the second of two direct final rules that corrected errors and clarified several provisions in the May 2024 Legacy CCR Surface Impoundments final rule.