Red Lake, located in Hope Valley, California, is a state-regulated dam with a primary purpose of water supply. Built in 1924 by the Natural Resources Conservation Service, this earth dam stands at a height of 35 feet and has a storage capacity of 1410 acre-feet. The dam spans 1920 feet and impounds Red Lake Creek, creating a surface area of 85 acres and serving irrigation and water supply needs in the region.

With a high hazard potential but a satisfactory condition assessment as of September 2017, Red Lake Dam is subject to regular inspections and enforcement by the California Department of Water Resources for dam safety. The dam's emergency action plan was last reviewed in March 2021, ensuring that necessary measures are in place in the event of a crisis. Its location in Alpine County, within the jurisdiction of the state, highlights its importance in managing water resources in the region.

Overall, Red Lake Dam plays a crucial role in water management in California, serving as a vital infrastructure for water supply and irrigation. With its state-regulated status and satisfactory condition assessment, the dam stands as a testament to the importance of proper maintenance and oversight in ensuring the safety and reliability of water resources in the area. Its history, design, and purpose make it a significant feature in the local landscape and a key asset for climate and water resource enthusiasts to study and appreciate.