The Northglenn Terminal in Westminster, Colorado, is a vital water supply infrastructure owned by the local government and regulated by the state Department of Water Resources. Completed in 1981, this earth dam stands at a height of 21 feet, with a hydraulic height of 18 feet and a structural height of 28 feet, providing a storage capacity of 147 acre-feet. Situated on the Big Dry Creek, this dam serves the primary purpose of water supply for the region, with a normal storage capacity of 120 acre-feet and a maximum discharge of 389 cubic feet per second.

With a significant hazard potential and a satisfactory condition assessment as of the last inspection in November 2020, the Northglenn Terminal dam plays a crucial role in managing water resources in Adams County, Colorado. The spillway, with a width of 29 feet, is uncontrolled, and the dam has a surface area of 9 acres. While the risk assessment indicates a moderate level of risk, the dam meets regulatory guidelines and has appropriate emergency action plans in place. Overall, the Northglenn Terminal serves as a key infrastructure for water resource management in the area, supporting both local communities and the environment.