Mcdonough #1 is a privately owned irrigation dam located in Gunnison, Colorado, along the Los Pinos Creek. Built in 1950, this earth dam stands at a height of 63 feet and has a storage capacity of 1029 acre-feet, serving the primary purpose of irrigation. With a normal storage capacity of 805 acre-feet and a surface area of 32 acres, this dam plays a crucial role in water resource management in the region.

Despite its fair condition assessment and low hazard potential, Mcdonough #1 poses a high risk, with a risk assessment rating of 2. The dam has undergone inspections every 6 years, with the last assessment conducted in October 2018. The emergency action plan status for the dam is currently unspecified, highlighting the need for continued monitoring and maintenance to ensure the safety and efficiency of this vital water infrastructure.

Located in Saguache County, Mcdonough #1 is regulated by the Colorado Division of Water Resources and falls under state jurisdiction for permitting, inspection, and enforcement. With its strategic position along the Los Pinos Creek and contributions to local irrigation needs, this dam serves as a significant asset in the water resource management of the area, catering to the agricultural and environmental needs of the region.