Boating and Fishing. Boating and Fishing - North Cascades National Park (U.S. National Park Service) Kayaking, canoeing, and motor boating are popular activities on Gorge, Diablo, and Ross lakes, and Lake Chelan. Ramps and launches are located at Gorge Lake, Diablo Lake, Lake Chelan and the north end of Ross Lake at Hozomeen. There is no boat launch on the south end of Ross Lake. Boating under the influence is illegal and not permitted on Ross Lake.
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