Lake Emrich, located in Routt County, Colorado, is a privately owned reservoir primarily used for irrigation purposes. Built in 1911, this earth dam stands at a height of 31 feet and stretches 631 feet in length, with a storage capacity of 621 acre-feet. The reservoir covers an area of 40 acres and is fed by Dry Creek-TR, providing water for fire protection, stock, small fish ponds, recreation, and water supply.

Despite its low hazard potential, an inspection in 2018 rated Lake Emrich's condition as unsatisfactory. The dam's spillway type is uncontrolled, with a width of 20 feet, and the maximum discharge capacity is 691 cubic feet per second. The risk assessment for the reservoir is moderate, with a rating of 3 out of 5, highlighting the importance of continued monitoring and risk management measures to ensure its safety and stability.

With its picturesque location and diverse water usage, Lake Emrich serves as a vital resource for the community of Hayden. As climate change impacts water resources, the proper maintenance and management of this reservoir are essential to safeguarding its functionality and sustainability for future generations of water resource and climate enthusiasts.