Ray Creek is a privately owned earth dam located in Crook, Wyoming, with a primary purpose of irrigation. Completed in 1914, this structure stands at a height of 20 feet and spans a length of 350 feet. With a storage capacity of 137 acre-feet, Ray Creek serves as a crucial water resource for agricultural activities in the area.

Maintained by the Wyoming State Engineer's Office, the dam has a low hazard potential and is deemed to be in fair condition as of the last inspection in August 2021. Despite its moderate risk assessment rating, the structure meets regulatory guidelines and is equipped with a single valve outlet gate. With a spillway width of 32 feet and uncontrolled spillway type, Ray Creek is designed to manage potential overflow events effectively.

As a vital component of the local water management system, Ray Creek provides valuable irrigation water for the surrounding agricultural lands. Climate and water resource enthusiasts will appreciate the historical significance and operational efficiency of this earth dam, which continues to play a crucial role in sustaining the region's agricultural economy.