Nov 4, 2025 (Solar Power World) – Clearway Energy Group announced that it signed a 20-year PPA and a 20-year energy storage agreement with the Public Utility District No. 2 of Grant County for the Royal Slope Energy Center, a 260-MW solar and 260-MW storage facility in Grant County, Washington.
The Royal Slope Energy Center will generate enough electricity to power up to 87,000 homes. The project is sited on private, unincorporated land and will interconnect via the Vantage Substation, leveraging transmission infrastructure operated by Bonneville Power Administration.
The project is forecasted to generate an estimated $130 million in state and local taxes supporting first responders, education, and other public services. Over 325 union laborers will contribute to the project’s construction.
