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Custom Soil Resource Report <br />44—Sphinx gravelly coarse sandy loam, warm, 15 to 40 percent slopes <br />Map Unit Setting <br />National map unit symbol. jpjw <br />Elevation: 6,500 to 8,000 feet <br />Mean annual precipitation: 17 to 24 inches <br />Mean annual air temperature: 43 to 46 degrees F <br />Frost -free period. 70 to 100 days <br />Farmland classification: Not prime farmland <br />Map Unit Composition <br />Sphinx, warm, and similar soils: 65 percent <br />Estimates are based on observations, descriptions, and transacts of the mapunit. <br />Description of Sphinx, Warm <br />Setting <br />Landform: Mountain slopes <br />Landform position (three-dimensional): Mountaintop, mountainflank <br />Down -slope shape: Linear, convex <br />Across -slope shape: Linear, convex <br />Parent material: Weathered from granite <br />Typical profile <br />Oi - 0 to 1 inches: slightly decomposed plant material <br />A - 1 to 5 inches: gravelly coarse sandy loam <br />AC - 5 to 13 inches: very gravelly loamy coarse sand <br />Cr- 13 to 61 inches: weathered bedrock <br />Properties and qualities <br />Slope: 15 to 40 percent <br />Depth to restrictive feature: 10 to 20 inches to paralithic bedrock <br />Natural drainage class: Somewhat excessively drained <br />Runoff class: Very high <br />Capacity of the most limiting layer to transmit water (Ksat): Very low to moderately <br />low (0.00 to 0.06 in/hr) <br />Depth to water table: More than 80 inches <br />Frequency of flooding: None <br />Frequency of ponding: None <br />Salinity, maximum in pro/rle: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) <br />Available water storage in profile: Very low (about 0.9 inches) <br />Interpretive groups <br />Land capability classification (irrigated): None specified <br />Land capability classification (nonirrigated): 7e <br />Hydrologic Soil Group: D <br />Other vegetative classification: Ponderosa pine/kinnikinnick (PIPO/ARUV) (C1140) <br />15 <br />