Government No. 1 is a Federal-owned dam located in Wyoming, specifically in Carbon County near the city of Wamsutter off stream. Completed in 1941, this Earth-type dam stands at 12 feet in height, with a hydraulic height of 7 feet and a structural height of 17 feet. It serves a variety of purposes, including being a part of a closed basin system with a normal storage capacity of 99 acre-feet.

Despite its low hazard potential and fair condition assessment, Government No. 1 is regulated by the state, with inspections conducted every five years. The dam features an uncontrolled spillway with a width of 50 feet and no outlet gates. It is a significant piece of infrastructure with a moderate risk assessment rating, indicating the importance of ongoing risk management measures to ensure its safety and functionality for both water resource management and climate resilience in the region.