diga di Salmon Falls

Italy

Salmon Falls Dam is a dam constructed across Salmon Falls Creek in Twin Falls County, Idaho, in the United States. Located about 28 miles (45 km) southwest of Twin Falls, the concrete arch dam is 217 feet (66 m) high and 450 feet (140 m) long, impounding up to 230,650 acre-feet (0.28450 km3) of wate

r in Salmon Falls Creek Reservoir. When full, the reservoir extends for 17 miles (27 km) upstream, encompassing 3,400 acres (1,400 ha). The dam and reservoir control runoff from a drainage basin of 1,610 mi2 (4,200 km2). The dam was built in 1910 to provide irrigation water storage, and is owned and operated by the Salmon River Canal Company. A secondary purpose is flood control: the dam has spilled floodwaters twice, in 1984 and 2017. Salmon Falls Creek Reservoir is also a popular recreational lake, and is considered one of the best fisheries in southern Idaho. The dam was the third-largest dam in the world at the time of its construction. It was part of a major reclamation effort which partly failed due to less water being available than planned, and partly due to unexpected leakage of water through the lava rock used in the dam's construction. The Salmon Falls Tract, the associated reclamation...

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