Jenson No. 1, located in Edgemont, Wyoming, is a privately-owned earth dam constructed in 1955 for irrigation purposes on Jenson Draw. Standing at a height of 30 feet, the dam has a storage capacity of 124 acre-feet and serves as a vital water resource for the surrounding area. Despite its low hazard potential, the dam's condition assessment is rated as poor, highlighting the need for ongoing maintenance and inspection.

The dam features an uncontrolled spillway with a width of 150 feet and is equipped with a slide (sluice gate) outlet gate for water release. However, its risk assessment indicates a moderate level of risk, emphasizing the importance of implementing effective risk management measures to ensure the safety and integrity of the structure. The last inspection of Jenson No. 1 was conducted in July 2018, with a scheduled inspection frequency of every 5 years.

In the context of changing climate patterns and increasing water demands, the maintenance and monitoring of dams like Jenson No. 1 are essential to safeguard water resources and prevent potential hazards. With its strategic location and historical significance in irrigation, Jenson No. 1 serves as a critical infrastructure for water management in Converse County, Wyoming, underlining the importance of proactive measures to address its poor condition and mitigate risks associated with its operation.