Wilson No. 1 is a privately owned earth dam located in Converse, Wyoming, along the Sheep Creek. Built in 1977 for irrigation purposes, this dam stands at a height of 25 feet and has a hydraulic height of 20 feet. With a storage capacity of 79 acre-feet and a normal storage of 44 acre-feet, Wilson No. 1 covers a surface area of 7 acres and has a maximum discharge of 713 cubic feet per second.

Despite being categorized as having a low hazard potential and fair condition assessment, Wilson No. 1 is subject to regular inspections and state regulation in terms of permitting, inspection, and enforcement. The dam is equipped with an uncontrolled spillway and slide gates for outlet control. Although the risk assessment deems it as moderate, with a rating of 3, there are currently no specific risk management measures in place for this structure.

Overall, Wilson No. 1 serves as a vital infrastructure for irrigation in the area, contributing to the agricultural activities along Sheep Creek. With its strategic location and relatively stable condition, this dam plays a crucial role in water resource management in Wyoming, providing essential support for the local community's water needs.