HomeMy WebLinkAbout1620 e brundage _envirotech report 6.22.20_122-126Custom Soil Resource Report
Kern County, California, Northwestern Part
180—Kimberlina-Urban land-Cajon complex, 0 to 2 percent slopes
Map Unit Setting
National map unit symbol: hkjw
Elevation: 120 to 4,000 feet
Mean annual precipitation: 4 to 9 inches
Mean annual air temperature: 63 to 70 degrees F
Frost-free period: 190 to 300 days
Farmland classification: Not prime farmland
Map Unit Composition
Kimberlina and similar soils: 35 percent
Urban land: 30 percent
Cajon and similar soils: 20 percent
Minor components: 15 percent
Estimates are based on observations, descriptions, and transects of the mapunit.
Description of Kimberlina
Setting
Landform: Alluvial fans
Landform position (two-dimensional): Footslope
Landform position (three-dimensional): Tread
Down-slope shape: Linear
Across-slope shape: Linear
Parent material: Alluvium derived from igneous and sedimentary rock
Typical profile
Ap - 0 to 9 inches: fine sandy loam
C - 9 to 45 inches: fine sandy loam
2C - 45 to 71 inches: stratified silt loam to sandy clay loam
Properties and qualities
Slope: 0 to 2 percent
Depth to restrictive feature: More than 80 inches
Natural drainage class: Well drained
Runoff class: Very low
Capacity of the most limiting layer to transmit water (Ksat): Moderately high to
high (0.57 to 1.98 in/hr)
Depth to water table: More than 80 inches
Frequency of flooding: Rare
Frequency of ponding: None
Calcium carbonate, maximum in profile: 10 percent
Salinity, maximum in profile: Nonsaline to slightly saline (0.0 to 4.0 mmhos/cm)
Available water storage in profile: Moderate (about 7.6 inches)
Description of Cajon
Setting
Landform: Alluvial fans
Landform position (two-dimensional): Footslope
Landform position (three-dimensional): Tread
Down-slope shape: Linear
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