Cottonwood is a privately owned irrigation dam located in Hot Sulphur Springs, Colorado. Built in 1961, this earth dam stands at a height of 31 feet with a length of 330 feet, creating a storage capacity of 106 acre-feet. Situated on Gardiner Creek, Cottonwood serves the primary purpose of irrigation, supporting agricultural activities in the region.

With a low hazard potential and a satisfactory condition assessment, Cottonwood is regulated and inspected by the Colorado Department of Water Resources. The dam features an uncontrolled spillway with a width of 8 feet, capable of handling a maximum discharge of 543 cubic feet per second. Despite its moderate risk assessment rating, Cottonwood meets regulatory guidelines and operates within acceptable safety standards.

Located in Grand County, Colorado, Cottonwood plays a vital role in managing water resources for irrigation purposes in the area. With its strategic location and reliable infrastructure, this dam continues to support agricultural activities while maintaining a moderate risk status and ensuring public safety.