Salmon Falls Creek is a key water resource in Twin Falls, Idaho, serving the primary purpose of irrigation. This privately owned structure, completed in 1956, stands at a dam height of 12.7 meters and has a storage capacity of 60 acre-feet. The creek, which flows into the Snake River, covers a drainage area of 2170 acres and boasts a controlled spillway with a width of 11 meters.

Despite its low hazard potential and satisfactory condition assessment, Salmon Falls Creek poses a very high risk due to its location and the potential impact of its failure. The structure is regulated and enforced by the Idaho Department of Water Resources, with regular inspections conducted every 5 years to ensure its safety and functionality. While no emergency action plan (EAP) is currently in place, the structure meets regulatory guidelines and has not undergone any modifications in recent years.

Enthusiasts of water resources and climate in the region will find Salmon Falls Creek to be a fascinating example of water management for irrigation purposes. With its multi-arch concrete dam design and historical significance dating back to the mid-20th century, this structure plays a vital role in the local agricultural landscape. Its risk assessment highlights the importance of continued monitoring and maintenance to ensure the safety and reliability of this essential water resource.