Closed Illinois coal mine now home to 186-MW solar system

Posted on February 2, 2026 by Ritesh Pothan

Sol Systems has completed the 186-MWDC Tilden Solar Project built on more than 1,000 acres of a subsurface coal mine in Southern Illinois. The $345 million project brings new life to land long shaped by America’s energy history, transforming a complex legacy site into modern clean energy infrastructure that will generate approximately 319 GWh of…

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About Ritesh Pothan

Ritesh Pothan, is an accomplished speaker and visionary in the Solar Energy space in India. Ritesh is from an Engineering Background with a Master’s Degree in Technology and had spent more than a decade as the Infrastructure Head for a public limited company with the last 9 years dedicated to Solar and Renewable Energy. He also runs the 2 largest India focused renewable energy groups on LinkedIn - Solar - India and Renewables - India
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