Public Notice: Complete Closure Permit  Application - Dave Johnston

Wyoming Department of Environmental Quality

Public Notice: Complete Closure Permit  Application - Dave Johnson

            In accordance with the provisions of the Wyoming Environmental Quality Act and Chapter 1 of the Solid Waste Rules, PacifiCorp has submitted a closure permit application for the Dave Johnston Power Plant Ash Pond.

            This facility has ceased disposal of Coal Combustion Residuals (CCR) solid waste. The 38 acre facility is located approximately five miles southeast of Glenrock, Wyoming, at 1591 Tank Farm Road. More specifically, this facility is located in the SE1/4NE1/4, NE1/4SE1/4, NW1/4SE1/4, NE1/4SW1/4, SW1/4NE1/4, Section 7, Township 33 North, Range 74 West, 61h P.M., Converse County, Wyoming.

            The Department of Environmental Quality, Solid and Hazardous Waste Division (DEQ) has reviewed the permit application and determined that it is generally complete. Any interested person has the right to file comments on the permit application and the Department’s completeness review. The period for providing comments shall begin on February 7, 2024 and end on March 15, 2024. Comments must be received by 5:00 PM on the last day of the notice period. Comments on this application must be submitted in writing to the Department of Environmental Quality, Suzanne Engels, Administrator, Solid and Hazardous Waste Division, 200 West 17th Street, Cheyenne, Wyoming 82002 or submitted using the DEQ comment portal provided at

DEQ is now conducting a detailed review of the application to determine if it complies with applicable technical standards for a facility of this type. If DEQ finds that the application complies with the technical standards, DEQ will issue a proposed permit and provide public notice and further opportunity to comment on the proposed permit.

            In accordance with the Americans with Disabilities Act, special assistance or alternative formats will be made available upon request for individuals with disabilities. 

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