Chase Gulch is a rockfill dam located in Gilpin County, Colorado, specifically in the city of Black Hawk. Completed in 1996, this structure serves as a water supply primarily for the local government. With a dam height of 93 feet and a hydraulic height of 75 feet, the dam has a storage capacity of 1250 acre-feet and a normal storage of 602 acre-feet. The reservoir covers a surface area of 25 acres and has a maximum discharge capacity of 8664 cubic feet per second.

Managed by the Colorado Department of Water Resources (DWR), Chase Gulch Dam is regulated, permitted, inspected, and enforced by state authorities to ensure its safety and compliance with regulations. The dam features an uncontrolled spillway with a width of 32 feet and is equipped with slide gates for outlet control. Despite being classified with a high hazard potential, the dam is currently in satisfactory condition according to the most recent assessment conducted in August 2020. Overall, Chase Gulch presents an interesting case study for water resource and climate enthusiasts due to its design, purpose, and management under state jurisdiction.