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Custom Soil Resource Report <br />Grand County Area, Colorado <br />39-Harsha loam, 15 to 50 percent slopes, eroded <br />Map Unit Setting <br />Elevation: 7,500 to 8,500 feet <br />Mean annual precipitation: 11 to 14 inches <br />Mean annual air temperature: 37 to 42 degrees F <br />Frost-free period: 35 to 75 days <br />Map Unit Composition <br />Harsha, eroded and similar soils: 90 percent <br />Description of Harsha, Eroded <br />Setting <br />Landform: Fans, mountainsides <br />Landform position (three-dimensional): Tread <br />Down-slope shape: Linear <br />Across-slope shape: Linear <br />Parent material: Local alluvium derived from sedimentary rock <br />Properties and qualities <br />Slope: 15 to 50 percent <br />Depth to restrictive feature: More than 80 inches <br />Drainage class: Well drained <br />Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high <br />(0.60 to 2.00 in/hr) <br />Depth to water table: More than 80 inches <br />Frequency of flooding: None <br />Frequency of ponding: None <br />Calcium carbonate, maximum content: 15 percent <br />Maximum salinity: Nonsaline (0.0 to 2.0 mmhos/cm) <br />Sodium adsorption ratio, maximum: 5.0 <br />Available water capacity: Very high (about 18.8 inches) <br />Interpretive groups <br />Land capability (nonirrigated): 7e <br />Ecological site: Dry Exposure (R048AY235CO) <br />Typical profile <br />0 to 2 inches: Loam <br />2 to 37 inches: Clay loam, loam <br />37 to 60 inches: Loam, clay loam <br />46-Leavitt loam, 6 to 15 percent slopes <br />Map Unit Setting <br />Elevation: 7,500 to 8,500 feet <br />Mean annual precipitation: 14 to 18 inches <br />Mean annual air temperature: 37 to 42 degrees F <br />12