Calaveras Lake

Calaveras Lake is a reservoir on Calaveras Creek, located 20 miles (32 kilometers) southeast of downtown San Antonio, Texas, USA. The reservoir was formed in 1969 by the construction of a dam to provide a cooling pond for a complex of power plants, to supply additional electricity to the city of San Antonio. The two older and larger units are coal plants called the Deely units; a pair of small natural gas units is also located at the site. The dam and lake are managed by CPS Energy of San Antonio. Together with the smaller Victor Braunig Lake, Calaveras Lake was one of the first projects in the nation to use treated wastewater for power plant cooling. The reservoir is partly filled with wastewater that has undergone both primary and...