Ulman No. 1, located in Laramie, Wyoming, is a private irrigation dam on Crow Creek with a primary purpose of providing water for agricultural needs. Built in 1970 by designer Phillip Kelly, this Earth-type structure stands at a height of 22 feet and spans 1200 feet in length. With a storage capacity of 614 acre-feet and a spillway width of 184 feet, the dam serves as a vital resource for the region, offering fire protection, stock watering, and small fish pond benefits in addition to irrigation.

Despite its low hazard potential and fair condition assessment, Ulman No. 1 is subject to state regulations and inspections to ensure its continued safety and functionality. With a moderate risk assessment rating, emergency action preparedness and risk management measures are crucial components to consider for this essential water resource. The dam's location in Hereford, Colorado, and its proximity to the Omaha District of the US Army Corps of Engineers highlight its significance in water management and conservation efforts within the region.

As a key feature in the water infrastructure of Wyoming, Ulman No. 1 plays a crucial role in supporting agricultural activities in the area. With its historical significance dating back to the 1970s and ongoing state oversight, the dam represents a vital component of the water supply system on Crow Creek. Climate enthusiasts and water resource professionals alike can appreciate the importance of maintaining and monitoring this irrigation structure to ensure its resilience in the face of changing environmental conditions and water resource management challenges.