Sunset North Basin, also known as Sunset Reservoir, is a vital water resource infrastructure located in San Francisco, California. Constructed in 1938, this offstream earth dam stands at a height of 74 feet and has a hydraulic height of 72 feet, providing a maximum storage capacity of 275 acre-feet. With a surface area of 12 acres, this dam serves as a key component for water supply purposes in the region.

Managed by the local government, Sunset North Basin is regulated and inspected by the Department of Water Resources and Safety of Dams to ensure its safety and proper functioning. Despite its high hazard potential, the dam has been assessed as satisfactory in condition, with the last inspection conducted in February 2020. The emergency action plan for the dam is being regularly updated to meet guidelines and ensure the safety of the surrounding community in case of any unforeseen events.

Situated in a scenic location in San Francisco, Sunset North Basin plays a crucial role in water management and supply for the area. With its historical significance and ongoing maintenance efforts, this dam continues to be a significant asset for water resource and climate enthusiasts looking to understand the intersection of infrastructure and environmental stewardship in the region.