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The Uncompahgre Plateau in western Colorado is a distinctive large uplift part of the Colorado Plateau. Uncompahgre is a Ute Indian word that describes the water: "Dirty Water" or "Rocks that make Water Red".〔(【引用サイトリンク】title=Plateau Facts )〕 The plateau, with an average elevation of , rises from the Colorado River to Horsefly Peak . It continues on about southeast to the northwest margin of the San Juan Mountains. Its boundaries are the San Miguel and Dolores Rivers to the west, the Colorado River to the north and the Gunnison and Uncompahgre Rivers on the eastern side.〔 Large canyons such as Big Red, Tabeguache, Spring Creek, Roubideau, Escalante, Big Dominquez, and Unaweep are separated by generally flat mesas. The Plateau watersheds include four tributaries of the Colorado River: Dolores River, Gunnison River, San Miguel River and Uncompahgre River.〔 The Uncompahgre Plateau includes about in five counties: Delta, Mesa, Montrose, Ouray, and San Miguel. The plateau is under the management of:〔 * United States Forest Service Uncompahgre National Forest land (37%) * Bureau of Land Management (37%) * State of Colorado: Colorado State Land Board and Colorado Division of Wildlife land (<1%) * Private property, mostly in the Uncompahgre Valley, totals (25%) == Geology == Located in Southwest Colorado, the Uncompahgre Plateau is a high domed upland rising from the Colorado River. When it was formed, strong forces in the crust of the Earth forced the land to lift up. 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「Uncompahgre Plateau」の詳細全文を読む スポンサード リンク
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