Stone No. 1 is a historic irrigation dam located in Hulett, Wyoming, specifically on Bone Pile Creek. Built in 1908, this earth dam stands at a height of 9 feet and has a length of 1525 feet, providing crucial water storage for irrigation purposes. The dam is primarily made of stone and soil, with a slide gate as its outlet structure, serving as a vital component of water resource management in the region.

Despite its age, Stone No. 1 remains in relatively good condition with a low hazard potential. It is regulated by the State of Wyoming and undergoes regular inspections to ensure its structural integrity. The dam has a storage capacity of 73 acre-feet and a spillway width of 150 feet, making it an essential piece of infrastructure for water control in the area.

Stone No. 1, with its historical significance and functional importance for irrigation, showcases the intersection of water resource management and climate resilience. As a key element in the water infrastructure of Campbell County, Wyoming, this dam plays a vital role in maintaining water supply for agricultural purposes and highlights the importance of sustainable water management practices in the face of changing climate conditions.