Located in Solano County, California, the Giles dam stands as a testament to the vital role of water resources in sustaining both agricultural and recreational activities in the region. Completed in 1965, this earth dam serves the primary purpose of water supply, with irrigation and recreation also being key secondary purposes. With a height of 18 feet and a storage capacity of 119 acre-feet, Giles plays a crucial role in managing water resources in the area.

Operated by a private owner, Giles is regulated by the California Department of Water Resources (DWR) and adheres to state permitting, inspection, and enforcement protocols. Despite its high hazard potential, the dam has been assessed as satisfactory in terms of condition, with the last inspection in October 2020 confirming its structural integrity. The surrounding Tr Sweeney Creek and its drainage area of 0.4 square miles benefit from the storage provided by Giles, ensuring a reliable water supply for the local ecosystem.

Ensuring the safety and sustainability of dams like Giles is essential for mitigating risks and managing water resources in the face of climate change. With its valuable storage capacity and role in supporting agricultural irrigation, recreation, and water supply, Giles stands as a critical infrastructure asset in Solano County. As water resource and climate enthusiasts, understanding the significance of dams like Giles is key to safeguarding our water security and adapting to the challenges of a changing climate.