Semler Dam, located in Custer County, Nebraska, is a crucial infrastructure owned by the local government for irrigation purposes along the Middle Loup River. This earth-type dam stands at a height of 54 feet with a hydraulic height of 54 feet and a structural height of 58 feet, completed in 1978. With a storage capacity of 2760 acre-feet, including a normal storage capacity of 400 acre-feet and covering a surface area of 44 acres, Semler Dam plays a vital role in water resource management in the region.

Managed by the Nebraska Department of Natural Resources, Semler Dam is regulated, permitted, inspected, and enforced by the state to ensure its safety and compliance with regulations. Despite its significant hazard potential, the dam's condition has been assessed as satisfactory during the last inspection in May 2019. With a drainage area of 2.2 square miles and a maximum discharge capacity of 50 cubic feet per second, Semler Dam serves as a key component in the local water infrastructure, contributing to the agricultural landscape in the area.

With its strategic location and purposeful design, Semler Dam continues to support irrigation needs in the region, demonstrating effective risk management measures and compliance with state regulations. As a vital structure along the Middle Loup River, Semler Dam stands as a testament to the importance of water resource management and climate resilience efforts in Nebraska, highlighting the collaborative efforts between local government agencies and the community to ensure the safety and sustainability of water infrastructure for future generations.