The Upper Salmon Falls A-Plant & Forebay is a captivating hydroelectric facility located in Twin Falls, Idaho, along the Snake River. Built in 1937, this concrete gravity dam stands at an impressive height of 85 feet and has a storage capacity of 26 acre-feet. With a maximum discharge of 6000 cubic feet per second, this dam serves as a crucial source of renewable energy for the region.

Operated by a private owner, this dam is regulated by the Federal Energy Regulatory Commission and undergoes inspections every three years to ensure its safety and functionality. Despite its low hazard potential, the dam poses a moderate risk due to its age and the surrounding environmental factors. With its uncontrolled spillway and impressive structural design, the Upper Salmon Falls A-Plant & Forebay continues to be a key player in the region's water resource management and energy production efforts.

As a popular site for water resource and climate enthusiasts, the Upper Salmon Falls A-Plant & Forebay offers a unique glimpse into the intersection of hydroelectric power generation and environmental conservation. With its historical significance and ongoing operational importance, this dam serves as a symbol of sustainable energy practices and the responsible stewardship of our natural resources.