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Custom Soil Resource Report <br /> 78—Sampson loam, 0 to 3 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: 369s <br /> Elevation: 5,500 to 6,500 feet <br /> Mean annual precipitation: 13 to 15 inches <br /> Mean annual air temperature: 47 to 50 degrees F <br /> Frost-free period. 135 to 155 days <br /> Farmland classification: Prime farmland if irrigated <br /> Map Unit Composition <br /> Sampson and similar soils: 90 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Sampson <br /> Setting <br /> Landform: Depressions, alluvial fans, terraces <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Alluvium <br /> Typical profile <br /> A - 0 to 15 inches: loam <br /> Bt- 15 to 34 inches: clay loam <br /> Bk- 34 to 60 inches: sandy clay loam <br /> Properties and qualities <br /> Slope: 0 to 3 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Natural drainage class: Well drained <br /> Runoff class: Low <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately high to <br /> 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 in profile: 15 percent <br /> Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 <br /> mmhos/cm) <br /> Available water storage in profile: High (about 9.2 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 2e <br /> Land capability classification (nonirrigated): 3c <br /> Hydrologic Soil Group: B <br /> Ecological site: Loamy Foothill (R049BY202CO) <br /> Hydric soil rating: No <br /> 38 <br />