Gcwsd #1 is a public utility water resource infrastructure located in Grand County, Colorado. This Earth-type dam, designed by GEI, stands at a height of 21 feet and has a hydraulic height of 18 feet. It was completed in 2008 and has a storage capacity of 94 acre-feet, with a normal storage level of 69 acre-feet. The dam spans 1700 feet in length and has a surface area of 9 acres.

Despite being classified as having a low hazard potential, Gcwsd #1 is rated in fair condition as of the last assessment in May 2017. The dam's risk assessment is moderate, with a DSAC assigned date yet to be determined. This structure operates under state regulation and is subject to inspection, enforcement, and permitting by the Colorado Department of Water Resources. With its uncontrolled spillway and moderate risk level, Gcwsd #1 serves a critical purpose in managing water resources in the region, highlighting the importance of monitoring and maintaining infrastructure to mitigate potential risks.