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Custom Soil Resource Report <br />120—Phippsberg clay loam, 25 to 65 percent slopes <br />Map Unit Setting <br />National map unit symbol: kOjp <br />Elevation: 8,000 to 8,700 feet <br />Mean annual precipitation: 18 to 24 inches <br />Mean annual air temperature: 37 to 40 degrees F <br />Frost -free period. 40 to 70 days <br />Farmland classification Not prime farmland <br />Map Unit Composition <br />Phippsberg and similar soils: 95 percent <br />Estimates are based on observations, descriptions, and transects of the mapunit. <br />Description of Phippsberg <br />Setting <br />Landform: Mountain slopes <br />Landform position (three-dimensional): Mountainflank <br />Down-slope shape: Linear <br />Across -slope shape: Concave, convex <br />Parent material: Slope alluvium over residuum weathered from shale <br />Typical profile <br />A - 0 to 1 inches: clay loam <br />Bss - 1 to 10 inches clay <br />Bk - 10 to 26 inches: clay <br />Cr - 26 to 35 inches. bedrock <br />Properties and qualities <br />Slope 25 to 65 percent <br />Depth to restrictive feature: 20 to 33 inches to paralithic bedrock <br />Natural drainage class- Well drained <br />Runoff class- Very high <br />Capacity of the most limiting layer to transmit water (Ksat): Very low to moderately <br />high (0.00 to 0.20 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 />Gypsum, maximum in profile: 1 percent <br />Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) <br />Available water storage in profile: Low (about 3.7 inches) <br />Interpretive groups <br />Land capability classification (irrigated): None specified <br />Land capability classification (nonirrigated): 7e <br />Hydrologic Soil Group: D <br />Ecological site: Claypan (R048BY296CO) <br />16 <br />