Access comprehensive data on power plants in Williamson County, Illinois, ideal for GIS professionals engaged in energy sector projects. The dataset features two main power facilities: the coal-powered Marion Power Plant and the John A Logan College Solar installation. The dataset covers a variety of attributes, including capacity in megawatts, primary fuel sources, and historical generation data. Each entry provides detailed insights sourced from the U.S. Energy Information Administration, serving as a valuable resource for analyzing energy production trends and infrastructure in the region. For GIS users focused on sustainability and energy analytics, this dataset provides key data points such as commissioning years and estimated generation figures, supporting in-depth spatial analysis and regional energy planning.