Mount Stoneman, located in Folsom, California, is a state-regulated earth dam built in 1937 for water supply purposes on the Tr American River. Standing at a height of 43 feet with a hydraulic height of 40 feet, the dam has a storage capacity of 33 acre-feet and a drainage area of 0.02 square miles. The structure spans 420 feet in length and covers a surface area of 2 acres, serving as a vital component of the local water resource management system.

Managed by the Department of Water Resources and Safety of Dams, Mount Stoneman is regularly inspected and maintained to ensure its structural integrity and overall safety. Despite being categorized as low hazard potential, the dam's condition assessment in 2017 reported it as satisfactory. With a history of meeting regulatory guidelines and emergency preparedness, Mount Stoneman plays a crucial role in securing water supply for the surrounding Sacramento region. For water resource and climate enthusiasts, this dam serves as a noteworthy example of sustainable infrastructure supporting essential water management efforts in California.