Wallace No. 2, located in Niobrara County, Wyoming, is a privately owned earth dam constructed in 1958 for the primary purpose of irrigation. With a height of 20 feet and a length of 1250 feet, this structure holds a maximum storage capacity of 280 acre-feet and serves various other purposes such as fire protection, stock, and small fish pond management. The dam is situated on N Brush Creek, a tributary of Brush Creek, and is regulated and inspected by the State of Wyoming.

Despite its low hazard potential, Wallace No. 2 has been assessed to be in poor condition, highlighting the need for maintenance and potential rehabilitation efforts in the future. The dam features an uncontrolled spillway and a single slide gate outlet, with a hydraulic height of 15 feet and a drainage area of 0 square miles. In case of emergencies, the current Emergency Action Plan status and risk assessment indicate a moderate level of risk, prompting the need for updated emergency contacts and preparedness measures.

Overall, Wallace No. 2 represents a vital water resource infrastructure in the region, supporting irrigation activities and providing valuable storage capacity. As climate change impacts water availability and resource management becomes increasingly crucial, maintaining and ensuring the safety of such dams is essential for sustainable water use and resilience to potential hazards. With proper monitoring and upkeep, Wallace No. 2 can continue to serve the community effectively while mitigating risks associated with its aging infrastructure.