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Map Unit Description:Tujunga loamy sand,0 to 2 percent slopes---San Joaquin County, 5773 Woodbridge Road <br /> California <br /> San Joaquin County, California <br /> 259—Tujunga loamy sand, 0 to 2 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: hhx3 <br /> Elevation: 40 to 70 feet <br /> Mean annual precipitation: 11 inches <br /> Mean annual air temperature: 61 degrees F <br /> Frost-free period: 270 days <br /> Farmland classification: Farmland of statewide importance <br /> Map Unit Composition <br /> Tujunga 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 Tujunga <br /> Setting <br /> Landform: Flood plains, channels <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: Alluvium derived from granitic rock sources <br /> Typical profile <br /> A - 0 to 22 inches: loamy sand <br /> C-22 to 67 inches: loamy sand <br /> Properties and qualities <br /> Slope: 0 to 2 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Natural drainage class: Somewhat excessively drained <br /> Runoff class: Negligible <br /> Capacity of the most limiting layer to transmit water(Ksat): High to <br /> very high (5.95 to 19.98 in/hr) <br /> Depth to water table: More than 80 inches <br /> Frequency of flooding: Rare <br /> Frequency of ponding: None <br /> Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 <br /> to 2.0 mmhos/cm) <br /> Available waterstorage in profile: Low(about 4.4 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 3e <br /> Land capability classification (nonirrigated): 4e <br /> Hydrologic Soil Group: A <br /> Hydric soil rating: No <br /> t Ilk\ Natural Resources Web Soil Survey 5/21/2019 <br /> Conservation Service National Cooperative Soil Survey Page 1 of 2 <br />