Basin is a privately owned irrigation dam located in Orin, Wyoming, along the Basin Draw river. Constructed in 1974, this Earth dam stands at a height of 25 feet and has a storage capacity of 55 acre-feet. With a surface area of 9 acres and a spillway width of 34 feet, Basin serves the purpose of irrigation for the surrounding area. The dam is regulated by the Wyoming State Engineer's Office, with regular inspections indicating a fair condition and a low hazard potential.

Despite its moderate risk assessment, Basin remains a crucial water resource infrastructure in Converse County, Wyoming. Designed by J.H. Coffman, the dam has a structural height of 25 feet and a hydraulic height of 20 feet, ensuring efficient water management for agricultural purposes. The presence of a slide gate outlet ensures controlled water release, with a maximum discharge capacity of 365 cubic feet per second. With Liz Cheney as the Congressional representative for the area, Basin plays a vital role in sustaining the water needs of the local community while adhering to state regulatory standards.