The Culmback Dam (also known as the George Culmback Dam or the Snoqualmie National Forest Dam)is a large rockfill hydroelectric and water supply dam on the Sultan River, a tributary of the Skykomish River, in Washington. Built in 1965, the dam is 640 feet (200 m) long at the crest and 262 feet (80 m) high. Its reservoir, Spada Lake, provides water for 70 to 75 percent of Snohomish County and feeds
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Located at the Arlington Airport (kawo)