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Map Unit Description:Galt clay,0 to 1 percent slopes,MLRA 17---San Joaquin County, <br /> California <br /> San Joaquin County, California <br /> 160—Galt clay, 0 to 1 percent slopes, MLRA 17 <br /> Map Unit Setting <br /> National map unit symbol: 2w8cj <br /> Elevation: 10 to 140 feet <br /> Mean annual precipitation: 12 to 21 inches <br /> Mean annual air temperature: 61 to 63 degrees F <br /> Frost-free period: 250 to 300 days <br /> Farmland classification: Farmland of statewide importance <br /> Map Unit Composition <br /> Galt and similar soils: 85 percent <br /> Minor components: 15 percent <br /> Estimates are based on observations, descriptions, and transects of <br /> the mapunit. <br /> Description of Galt <br /> Setting <br /> Landform: Basin floors on fan remnants <br /> Landform position (two-dimensional): Toeslope <br /> Landform position (three-dimensional): Tread <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Clayey alluvium derived from igneous, <br /> metamorphic and sedimentary rock over cemented alluvium <br /> derived from igneous, metamorphic and sedimentary rock <br /> Typical profile <br /> A -0 to 5 inches: clay <br /> Bss1 -5 to 13 inches: clay <br /> Bss2- 13 to 22 inches: clay <br /> Bss3-22 to 32 inches: clay <br /> 2Bkgm-32 to 60 inches: cemented material <br /> Properties and qualities <br /> Slope: 0 to 1 percent <br /> Depth to restrictive feature: 20 to 40 inches to duripan <br /> Natural drainage class: Somewhat poorly drained <br /> Runoff class: High <br /> Capacity of the most limiting layer to transmit water(Ksat): <br /> Moderately low(0.01 to 0.14 in/hr) <br /> Depth to water table: About 5 to 32 inches <br /> Frequency of flooding: Rare <br /> Frequency of ponding: Frequent <br /> Calcium carbonate, maximum in profile: 2 percent <br /> Salinity, maximum in profile: Nonsaline (0.2 to 0.5 mmhos/cm) <br /> Sodium adsorption ratio, maximum in profile: 1.0 <br /> Available water storage in profile: Low(about 4.8 inches) <br /> uso,� Natural Resources Web Soil Survey 9/27/2019 <br /> Conservation Service National Cooperative Soil Survey Page 1 of 2 <br />