Calaveras Valley is a valley east of Milpitas, California in the San Francisco Bay Area. It has formed primarily as a result of the actions of the Calaveras Fault. The southern end of the Calaveras Valley is a few miles south of Calaveras Reservoir, while the northern end is at Sunol.
Map of Calaveras Valley, California 95132, USA
See Calaveras Reservoir for more information.
References
Calaveras Valley Wikipedia(Text) CC BY-SA