Lake Spaulding No. 2 is a captivating hydroelectric reservoir located in Nevada County, California, near the town of Washington. Built in 1916, this concrete gravity dam stands at a height of 42 feet and has a maximum storage capacity of 74,773 acre-feet. The dam stretches 309 feet in length and features a controlled spillway with a width of 271 feet, ensuring the safe release of water during peak flows.

Managed by a private owner, Lake Spaulding No. 2 is regulated by the California Department of Water Resources and undergoes regular inspections to ensure its structural integrity and safety. With a high hazard potential and very high risk assessment, this dam plays a crucial role in providing hydroelectric power to the region while also posing potential risks in the event of a failure. The reservoir covers a surface area of 698 acres and is fed by the South Yuba River, making it a vital resource for water supply and energy production in the area.

Despite its age, Lake Spaulding No. 2 continues to be a key component of California's water and energy infrastructure. With a strong emphasis on safety and regulatory compliance, this dam serves as a reminder of the delicate balance between harnessing natural resources for human benefit and mitigating the potential risks associated with large-scale water management projects. As climate and water resource enthusiasts, the dynamic nature of Lake Spaulding No. 2's operations and maintenance provides a fascinating insight into the intricate relationship between human development and environmental stewardship.