Cliff Lake in Duchesne, Utah is a privately owned reservoir regulated by the Utah Division of Water Rights. Built in 1957 for irrigation purposes, this earth dam stands at a hydraulic height of 23 feet and has a storage capacity of 1200 acre-feet. Located on the Whiterocks River, this reservoir serves as a vital water resource for the surrounding area.

With a maximum discharge rate of 62 cubic feet per second and a drainage area of 3 square miles, Cliff Lake poses a high hazard potential but has been assessed as satisfactory in condition. Regular inspections by the state ensure its safety, with the last assessment conducted in September 2020. Despite its age, the dam continues to provide essential water storage and distribution for agricultural activities in the region, showcasing the importance of maintaining and monitoring our water resources in the face of changing climate conditions.