Minidoka, also known as Lake Walcott, is a federal-owned structure located in Minidoka, Idaho along the Snake River and Columbia River. Constructed in 1906 by the Bureau of Reclamation, this earth dam stands at a height of 88 feet and serves multiple purposes including fish and wildlife pond, hydroelectric power generation, recreation, and water supply. With a storage capacity of 220,200 acre-feet and a surface area of 12,400 acres, Minidoka plays a crucial role in managing water resources in the region.

The dam's controlled spillway, with a width of 2,142 feet, helps regulate water flow and prevent flooding, while its hazard potential is categorized as high due to its age and structural complexity. The structure is inspected regularly by the Bureau of Reclamation to ensure its safety and functionality. Minidoka's risk assessment is classified as very high, emphasizing the importance of effective risk management strategies to mitigate potential hazards and protect surrounding communities. For water resource and climate enthusiasts, Minidoka serves as a fascinating example of how infrastructure can support various environmental and recreational activities while managing water resources effectively.