Twin Falls, located in Jerome, Idaho, is a privately-owned concrete dam with a primary purpose of generating hydroelectric power. Built in 1935 by EBASCO, this structure also serves recreational purposes, attracting water resource and climate enthusiasts to its scenic surroundings. The dam stands at a height of 16 feet and has a hydraulic height of 19.4 feet, with a storage capacity of 955 acre-feet in the Snake River.

Managed by the Federal Energy Regulatory Commission, Twin Falls is regulated at both the state and federal levels, ensuring compliance with safety and operational standards. The dam has a low hazard potential and a moderate risk assessment score, with regular inspections every three years to maintain its structural integrity. With an uncontrolled spillway and a maximum discharge capacity of 60,000 cubic feet per second, Twin Falls plays a crucial role in water management and energy production in the region.

Despite its age, Twin Falls continues to be a reliable source of hydroelectric power and a popular destination for outdoor recreation. With its picturesque setting and historical significance, this dam stands as a testament to the enduring impact of water resource infrastructure on both the environment and local communities.