Your Questions, Answered
What is the Castle Rock Solar Project?
The Castle Rock Solar Project is a proposed renewable energy facility that combines solar photovoltaic generation with battery energy storage to provide clean and reliable power to the regional grid.
Where is the project located?
The project is located in Castle Rock Township, Dakota County, Minnesota.
How large is the project?
The project includes up to 150 MWac of solar generation and a battery energy storage system rated at up to 150 MW with a four-hour duration.
What are the benefits for the local community?
The project will contribute to local tax revenues, support short-term construction jobs, provide long-term clean energy benefits, and help strengthen regional energy reliability.
When is construction expected to begin?
Construction is currently targeted to begin in 2028, following completion of permitting, interconnection agreements, and final engineering. As with all large infrastructure projects, the schedule may adjust based on regulatory approvals and market conditions.
When is the project expected to begin operation?
Commercial operation is currently expected in 2029, subject to permitting, interconnection, and construction timelines.