El Dorado Lake
| El Dorado Lake | |
|---|---|
Aerial photo of El Dorado Lake and vicinity, facing northwest (2011) | |
KDOT map of Butler County (legend) | |
| Location | Butler County, Kansas |
| Coordinates | 37°50′50″N 96°49′23″W / 37.84722°N 96.82306°W |
| Type | Reservoir |
| Primary inflows | Walnut River |
| Primary outflows | Walnut River |
| Catchment area | 247 sq mi (640 km2) |
| Basin countries | United States |
| Managing agency | U.S. Army Corps of Engineers |
| Built | October 1973 |
| First flooded | June 1981 |
| Surface area | 8,000 acres (32 km2) |
| Average depth | 19 ft (5.8 m) |
| Max. depth | 60 ft (18 m) |
| Water volume | Full: 158,189 acre⋅ft (195,123,000 m3) Current (Nov. 2015): 150,702 acre⋅ft (185,888,000 m3) |
| Shore length1 | 98 miles (158 km) |
| Surface elevation | Full: 1,339 ft (408 m) Current (Nov. 2015): 1,338 ft (408 m) |
| Settlements | El Dorado |
| References | |
| 1 Shore length is not a well-defined measure. | |
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.