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Soil Reports-San Miguel Area, Colorado, Parts of Dolores, Montrose, and San <br />Miguel Counties <br />Description of Barx <br />Setting <br />Landform: Mesas, terraces <br />Landform position (three-dimensional): Tread <br />Down-slope shape: Linear <br />Across-slope shape: Linear <br />Parent material: Alluvium derived from sandstone <br />Properties and qualities <br />Slope: 3 to 6 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 <br />(Ksat): Moderately high to high (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. 45 percent <br />Maximum salinity: Nonsaline to very slightly saline (2.0 to 4.0 mmhos/ <br />cm) <br />Sodium adsorption ratio, maximum: 10.0 <br />Available water capacity. High (about 9.5 inches) <br />Interpretive groups <br />Land capability classification (irrigated): 3e <br />Land capability (nonirrigated): 4c <br />Ecological site: Semidesert Sandy Loam (R035XY326CO) <br />Typical profile <br />0 to 2 inches: Fine sandy loam <br />2 to 23 inches: Sandy clay loam <br />23 to 74 inches: Loam <br />45-Gladel-Bond-Rock outcrop complex, 1 to 50 percent <br />slopes <br />Map Unit Setting <br />Elevation: 5,500 to 6,800 feet <br />Mean annual precipitation: 10 to 14 inches <br />Mean annual air temperature: 46 to 50 degrees F <br />Frost-free period. 110 to 130 days <br />Map Unit Composition <br />Gladel and similar soils: 35 percent <br />Rock outcrop: 30 percent <br />Bond and similar soils: 30 percent <br />Description of Gladel <br />Setting <br />Landform: Structural benches, mesas, escarpments <br />Down-slope shape: Linear <br />USDA Natural Resources Web Soil Survey 2.1 3/25/2009 <br />i Conservation Service National Cooperative Soil Survey Page 3 of 6