Shenandoah Lake, located in Amador County, California, is a privately owned reservoir primarily used for flood risk reduction, irrigation, and water supply purposes. Constructed in 1962, this earth dam stands at a height of 33 feet and has a storage capacity of 168 acre-feet. With a surface area of 17 acres and a drainage area of 3.1 square miles, Shenandoah Lake plays a crucial role in managing water resources in the region.

Managed by the California Department of Water Resources and regulated by the Safety of Dams program, Shenandoah Lake has a low hazard potential and is in satisfactory condition as of the last assessment in September 2017. The dam is inspected regularly, with the most recent inspection conducted in December 2019. In case of emergencies, the dam has emergency action plans in place, ensuring the safety of the surrounding community in the event of a disaster.

Surrounded by the scenic beauty of Pigeon Creek and Enterprise, Shenandoah Lake offers a tranquil environment for water resource and climate enthusiasts to explore. As part of the San Francisco District, this reservoir serves as a vital infrastructure for managing water resources while also providing recreational opportunities for visitors to enjoy the natural surroundings.