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Black Canyon Wilderness (Oregon) : ウィキペディア英語版 | Black Canyon Wilderness (Oregon)
The Black Canyon Wilderness of Oregon is a wilderness area in the Ochoco National Forest. It is within the drainage basin of the South Fork John Day River. It lies in Grant and Wheeler counties in Oregon. The nearest city is Paulina, in Crook County.〔(Deschutes & Ochoco National Forests - Black Canyon Wilderness )〕 It was established in 1984 and encompasses . ==Topography== The elevation ranges from . There are about of developed trail; 80 percent of the wilderness has a grade exceeding 30 percent, typically steep canyons and sharp ridges.〔(Black Canyon Wilderness ) - GORP〕 Three sides of the canyon reach elevations to , while waters in the gorge have downcut through basalt lava, emptying into the South Fork John Day at .〔〔(Black Canyon Wilderness ) - Public Lands Information Center〕
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Black Canyon Wilderness (Oregon)」の詳細全文を読む
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