El Dorado Lake (Kansas)

General data
- Water type: Artificial lake
- Progression: Walnut River (Kansas) -> Arkansas River -> Mississippi River -> Gulf of Mexico -> Atlantic Ocean -> Planet Earth
- Climates: Subtropical
- Continents: North America
- Countries: United States of America
Description
El Dorado Lake is a reservoir on the Walnut River 0.5 miles (0.80 km) northeast of El Dorado in the Flint Hills region of Kansas. Built and managed by the U.S. Army Corps of Engineers, it is used for flood control, recreation, and water supply. El Dorado State Park is located on its shore.