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Rolling to steep, dissected foothills and mountain fronts that formed in gneiss and schist. Elevations range from 5000 to 11300 feet. Drainage density is high.
Mean annual precipitation ranges from 20 to 50 inches, about 45 percent falling as snow. The soil temperature and moisture regimes are cryic and typic ustic.
Foothills prairie/Douglas-fir forest
Landform | Geology | Soil Taxa |
---|---|---|
Mountain fronts/foothills | Gneiss/schist | Cryoborolls/Cryochrepts |
The primary natural disturbances are fire, insects, and disease. Land use is predominantly livestock grazing, agriculture, and some timber harvest and mining.