Access comprehensive data on hydroelectric power plants across Placer County, California, in our specialized GIS dataset. This curated dataset includes detailed information on over 80 hydro facilities, such as the historical "Wise" and "Rollins" power plants, each illustrating the extensive use of hydro resources in regional energy production. Gain insights into various plant attributes including capacity, operational dates, ownership, and consistent generation data collected over years, sourced reliably from the U.S. Energy Information Administration. Useful for GIS professionals focused on energy projects, this dataset serves as a crucial tool for mapping and analysis in sustainable resource management.