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The trench is a broad, deep, and long glacial valley between the Canadian Rockies and the Columbia Mountains in BC. For its first 200 mi (320 km), the Columbia flows northwest along the trench through Windermere Lake and the town of Invermere, a region known in BC as the Columbia Valley, then northwest to Golden and into Kinbasket Lake.
The Columbia River Gorge is a canyon of the Columbia River in the Pacific Northwest of the United States. Up to 4,000 feet (1,200 m) deep, the canyon stretches for over eighty miles (130 km) as the river winds westward through the Cascade Range, forming the boundary between the state of Washington to the north and Oregon to the south. [1]
The Columbia Bar is a system of bars and shoals at the mouth of the Columbia River spanning the U.S. states of Oregon and ... wide and reduces to 43 feet (13 m) deep. [1]
The Columbia Icefield is the largest ice field in North America's Rocky Mountains. [1] Located within the Canadian Rocky Mountains astride the Continental Divide along the border of British Columbia and Alberta, Canada, the ice field lies partly in the northwestern tip of Banff National Park and partly in the southern end of Jasper National Park .
Columbia Lake is a fresh water lake located along Highway 93 and 95, between the centres of Canal Flats and Fairmont Hot Springs in British Columbia, Canada. [2] Its average July temperature of 18 °C makes it the largest warm water lake in the East Kootenay.
Columbia River Basin. Wallula Gap (/ w ə ˈ l uː l ə /) is a large water gap of the Columbia River in the Northwestern United States, in Southeastern Washington.It cuts through the Horse Heaven Hills basalt anticlines in the Columbia River Basin, just south of the confluence of the Walla Walla and Columbia rivers.
Originally, the Bureau of Reclamation referred to the impoundment formed behind Grand Coulee Dam as the Columbia Reservoir. [2] [better source needed] It was unofficially referred to as "Columbia Lake" and "Empire Lake" by local newspapers, including the Colville Examiner in Stevens County; [3] [4] the latter name was chosen in a 1941 contest organized by the Spokane Daily Chronicle and ...
The central interior plateau of British Columbia drained by the Fraser and Okanagan rivers is part of the Shuswap terrane in British Columbia and northern Washington state. It is dissected by numerous elongated, glacially- overdeepened lake basins which are formed by the same mechanisms as coastal fjords .