Briones Reservoir, located in El Sobrante, California, is a vital water resource managed by a public utility. With a primary purpose of flood risk reduction, this earth dam stands at a height of 273 feet and has been in operation since its completion in 1964. The reservoir boasts a storage capacity of 67,520 acre-feet and covers a surface area of 735 acres, drawing water from Bear Creek to serve the surrounding community.

Managed by the California Department of Water Resources, Briones Reservoir is subject to state regulation and inspection to ensure its safety and functionality. Despite being classified with a high hazard potential, the dam's condition assessment remains satisfactory as of September 2017. With a close eye on safety measures, the reservoir's emergency action plan is regularly updated to meet guidelines and address any potential risks or emergencies that may arise.

For water resource and climate enthusiasts, Briones Reservoir serves as a critical infrastructure piece in managing flood risks and providing water supply to the region. With its impressive height and storage capacity, this earth dam underscores the importance of proper regulation, inspection, and emergency preparedness in safeguarding our water resources and communities against potential hazards.