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Custom Soil Resource Report <br />San Joaquin County, California <br />203—Pardee cobbly loam, 3 to 15 percent slopes <br />Map Unit Setting <br />National map unit symbol: hhv9 <br />Elevation: 160 to 350 feet <br />Mean annual precipitation: 17 inches <br />Mean annual air temperature: 61 degrees F <br />Frost -free period: 260 days <br />Farmland classification: Not prime farmland <br />Map Unit Composition <br />Pardee and similar soils: 85 percent <br />Minor components: 15 percent <br />Estimates are based on observations, descriptions, and transects of the mapunit. <br />Description of Pardee <br />Setting <br />Landform. Erosion remnants on terraces <br />Landform position (two-dimensional): Backslope <br />Landform position (three-dimensional): Side slope <br />Down-slope shape: Linear <br />Across -slope shape: Linear <br />Parent material: Alluvium derived from mixed rock sources over residuum <br />weathered from andesitic, tuffaceous conglomerate <br />Typical profile <br />A - 0 to 9 inches: cobbly loam <br />Bt - 9 to 18 inches: very gravelly loam <br />2R - 18 to 22 inches: unweathered bedrock <br />Properties and qualities <br />Slope: 3 to 15 percent <br />Surface area covered with cobbles, stones or boulders: 2.0 percent <br />Depth to restrictive feature: 10 to 20 inches to lithic bedrock <br />Drainage class: Well drained <br />Runoff class: High <br />Capacity of the most limiting layer to transmit water (Ksat): Moderately high (0.20 <br />to 0.57 in/hr) <br />Depth to water table: More than 80 inches <br />Frequency of flooding: None <br />Frequency of ponding: None <br />Maximum salinity: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) <br />Available water supply, 0 to 60 inches: Very low (about 2.0 inches) <br />Interpretive groups <br />Land capability classification (irrigated): 7e <br />Land capability classification (nonirrigated): 7e <br />Hydrologic Soil Group: D <br />Ecological site: R017XE100CA - GRAVELLY LOAMY <br />Hydric soil rating: No <br />13 <br />