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Custom Soil Resource Report <br />Landform: Valley floors <br />Hydric soil rating: Yes <br />San joaquin <br />Percent of map unit: 3 percent <br />Hydric soil rating: No <br />Tokay <br />Percent of map unit: 3 percent <br />Hydric soil rating: No <br />Kingdon <br />Percent of map unit: 3 percent <br />Hydric soil rating: No <br />Jahant <br />Percent of map unit: 3 percent <br />Hydric soil rating: No <br />240—San Joaquin loam, thick surface, 0 to 2 percent slopes <br />Map Unit Setting <br />National map unit symbol: hhwh <br />Elevation: 20 to 110 feet <br />Mean annual precipitation: 16 inches <br />Mean annual air temperature: 61 degrees F <br />Frost-free period: 275 days <br />Farmland classification: Farmland of statewide importance <br />Map Unit Composition <br />San joaquin and similar soils: 85 percent <br />Minor components: 14 percent <br />Estimates are based on observations, descriptions, and transects of the mapunit. <br />Description of San Joaquin <br />Setting <br />Landform: Terraces <br />Landform position (two-dimensional): Shoulder <br />Landform position (three-dimensional): Tread <br />Down-slope shape: Linear <br />Across-slope shape: Linear <br />Parent material: Alluvium derived from granitic rock sources <br />Typical profile <br />Ap - 0 to 12 inches: loam <br />Bt - 12 to 26 inches: sandy clay loam <br />28t- 26 to 35 inches: clay <br />28qm - 35 to 60 inches: indurated <br />Properties and qualities <br />Slope: 0 to 2 percent <br />14