Lake Amador is a reservoir located in Amador County, California

Amador County, California

Amador County is a county located in the Sierra Nevada of the U.S. state of California. As of the 2010 census, the population was 38,091. The county seat is Jackson.Amador County bills itself as "The Heart of the Mother Lode" and lies within the Gold Country...

. It lies at an elevation of 325 feet.

The lake's water is impounded by the Jackson Creek Dam, a 193 feet (58.8 m) tall earth-and-rock dam, built in 1965 across Jackson Creek

Jackson Creek

Jackson Creek is a stream in Amador County, California, which feeds into Dry Creek southwest of Ione. It was linked to gold mining during the California Gold Rush era....

. The dam is 1140 feet (347.5 m) long and 11 feet (3.4 m) wide and contains 1223000 cubic yards (935,050.6 m³) of material. Its crest is 481 feet (146.6 m) about sea level, and it belongs to the Jackson Valley Irrigation District.