Swan is a privately owned earth dam located in California, specifically in Nevada County near Beale Air Force Base. Built in 1967, Swan serves primarily as a water supply source, with a storage capacity of 550 acre-feet. The dam stands at 59 feet tall with a hydraulic height of 44 feet, holding back the waters of Dry Creek and covering a surface area of 34 acres.

Despite its satisfactory condition assessment as of September 2017, Swan has been classified as having a high hazard potential, signaling the importance of regular inspections and maintenance. The dam has a history of state regulation and oversight by the Department of Water Resources, Safety of Dams division, ensuring that it meets safety standards and requirements. It is crucial for water resource and climate enthusiasts to stay informed about Swan's status and any potential risks associated with its operation.

As a key component in the local water supply infrastructure, Swan plays a vital role in supporting both recreational activities and essential water needs in the region. With its location in a high-risk area, it is imperative that stakeholders continue to monitor and manage the dam effectively to prevent any potential hazards or emergencies. Stay tuned for updates on Swan's condition and any risk management measures that may be implemented in the future.