Barney Lake, located in Piute County, Utah, is a privately owned reservoir regulated by the Utah Division of Water Rights. Constructed in 1914 for irrigation purposes, the earth dam stands at a height of 22 feet with a hydraulic height of 17 feet and a length of 350 feet. The reservoir has a storage capacity of 300 acre-feet, with a normal storage level of 200 acre-feet, serving as a vital water source for the surrounding area.

Situated on Manning Creek, Barney Lake plays a crucial role in supporting agricultural activities in the region, with a significant hazard potential due to its age and condition assessment being not rated. Despite its age, the dam has not been modified over the years and is subject to regular inspections every two years to ensure its structural integrity. The reservoir's spillway type, width, and other associated structures are not detailed, implying a need for further information on the dam's functionality and safety measures.

Managed by private owners, Barney Lake serves as a key water resource in the area, providing vital irrigation water for agricultural activities. With the potential for significant hazards, periodic inspections and risk management measures are necessary to ensure the safety and functionality of the dam. As a significant structure in the region, Barney Lake continues to play a crucial role in water resource management and climate adaptation efforts in Piute County, Utah.