Spencer, located in Owyhee County, Idaho, is a privately owned dam that has been a crucial water resource structure since its completion in 1939. With a primary purpose categorized as "Other," Spencer serves as a vital earth dam for the MEADOW CREEK and ROCK CREEK rivers. The dam stands at a height of 22.5 feet and has a hydraulic height of 15.5 feet, showcasing its significance in water management.

Despite its age, Spencer has been well-maintained, with a fair condition assessment as of June 2019. The dam has a storage capacity of 160 acre-feet and a spillway width of 17 feet to manage high discharge levels effectively. Its hazard potential is deemed significant, reflecting the importance of regular inspections to mitigate any risks associated with its operation. Additionally, Spencer is under the regulatory authority of the Idaho Department of Water Resources, ensuring continued adherence to state safety standards.

In the realm of water resource and climate enthusiasts, Spencer stands as a testament to effective water management practices. With its very high risk assessment ranking and a location in a region prone to climate variability, Spencer serves as a focal point for ongoing monitoring and risk management measures to safeguard its structural integrity and ensure the sustainable use of its water resources.