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Table I-2 <br /> i . <br /> Map Unit Description—San Miguel Area,Colorado,Parts of Dolores,Montrose, <br /> • <br /> and San Miguel Counties <br /> Depth to restrictive feature:0 to 4 inches to lithic bedrock <br /> Capacity of the most limiting layer to transmit water(Ksat):Very low <br /> to low(0.00 to 0.00 in/hr) • <br /> Interpretive groups <br /> Land capability(nonirrigated):8s <br /> Typical profile <br /> 0 to 60 inches:Unweathered bedrock <br /> Minor Components <br /> Orthents <br /> Percent of map unit:10 percent . <br /> Landform:Draws <br /> 88—Rock outcrop-Orthents complex,40 to 90 percent slopes <br /> Map Unit Setting <br /> Elevation:4,700 to 9,200 feet <br /> Mean annual precipitation: 10 to 19 inches <br /> Mean annual air temperature:43 to 49 degrees F <br /> Frost-free period:70 to 140 days <br /> lb Map Unit Composition <br /> Rock outcrop:50 percent <br /> Orthents and similar soils:45 percent <br /> Minor components:5 percent <br /> Description of Rock Outcrop <br /> Setting <br /> Landform:Canyons,mesas,structural benches <br /> • Down-slope shape:Linear <br /> Across-slope shape:Linear <br /> Parent material:Residuum weathered from sandstone <br /> Properties and qualities <br /> Slope:40 to 90 percent• <br /> Depth to restrictive feature:0 to 4 inches to lithic bedrock <br /> Capacity of the most limiting layer to transmit water(Ksat):Very low <br /> to low(0.00 to 0.00 in/hr) <br /> Interpretive groups <br /> Land capability(nonirrigated):8s <br /> • Typical profile <br /> 0 to 60 inches:Unweathered bedrock <br /> • <br /> Description of Orthents <br /> Setting <br /> Landfomr:Structural benches,canyons, mesas <br /> Down-slope shape:Linear <br /> • Across-slope shape:Linear <br /> Ill Parent material:Colluvium and residuum from sandstone and shale <br /> Natural Resources Web Soil Survey 5/4/2011 <br /> i� Conservation Service National Cooperative Soil Survey Page 8 of 9 <br />