Lehman Creek Upper is a private water resource located in Custer County, Idaho, with a primary purpose described as "Other." The dam, completed in 1925, is an earth type structure with a core made of stone and foundations of rock and soil. It stands at a height of 22 feet and has a hydraulic height of 19 feet, with a length of 425 feet and a capacity of 54 acre-feet for storage. The dam holds back Lehman Creek, which eventually sinks into the ground.

Despite its low hazard potential, the dam's condition assessment is deemed poor as of the last inspection in 2017. The spillway type is uncontrolled, with an outlet gate described as "Other Controlled." The risk assessment for the dam is rated as moderate, highlighting the need for continuous monitoring and maintenance to mitigate potential risks. Climate and water resource enthusiasts interested in the management and conservation of such structures in remote locations like Lehman Creek Upper in Idaho will find this data intriguing for further analysis and discussions on sustainable water resource practices.