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Block faulted mountains that formed predominantly in limestone. Alpine glaciation has modified much of the landscape. Elevations range from 6000 to 9500 feet. Drainage density is moderate.
Mean annual precipitation ranges from 10 to 20 inches, about 20 percent falling as snow. The soil temperature and moisture regimes are cryic and typic ustic.
Douglas-fir forest/Western spruce-fir forest/Alpine meadows and barren
Landform | Geology | Soil Taxa |
---|---|---|
Mountainsides/uplands | Limestone/granite/volcanics | Cryoborolls/Cryochrepts/Cryoboralfs |
Alpine slopes/ridges | Limestone/granite/volcanics | Cryoborolls/Cryochrepts/Cryorthents |
The primary natural disturbance is fire. Land use is predominantly timber harvest and livestock grazing.