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Table 1. Selected Properties of On-Site Soils (USDA, 1992)
<br /> Soil Name Depth Unified Soil Salinity Soil Perme- Septic tank
<br /> and Map (in) Classification mmhos/cm Reaction ability absorption
<br /> SymbolH
<br /> _ p (in/hr) fields
<br /> Redding 0-7: Gravelly loam; SC, SC- <2 5.1 -6.5 0.6 - 2.0 Severe:
<br /> gravelly SM, GC, GM-GC. cemented
<br /> loam, 2-8% 7-16: Gravelly loam, gravelly <2 5.1 -6.5 0.2 - 0.6 pan
<br /> slopes. 220. clay loam; CL, CL-ML,
<br /> GC, GM-GC
<br /> 16-22: Clay, clay loam; CH, CL <2 5.1 -6.5 <0.06
<br /> 22-60: Indurated --- --- ---
<br /> Redding 0-7: Gravelly loam; SC, Sc- <2 5.1 -6.5 0.6 -2-0 Severe:
<br /> gravelly SM, GC, GM-GC. cemented
<br /> loam, 8- 7-16: Gravelly loam, gravelly <2 5.1 - 6.5 0.2 - 0.6 pan, slope
<br /> 30% slopes, clay loam; CL, CL-ML,
<br /> 221 GC, GM-GC
<br /> 16-22: Clay, clay loam, CH, CL <2 5.1 -6.5 <0.06
<br /> 22-60: Indurated --- --- ---
<br /> San 0-16: Loam; CL-ML, ML <2 5.6 -6.5 0.6 -2.0 Severe:
<br /> Joaquin 16-26: Clay loam, clay; CL <2 6.1 - 7.8 <0.06 cemented
<br /> loam, 2-8% 26-60: Indurated --- --- --- pan, peres
<br /> slopes, slowly
<br /> eroded,
<br /> 239
<br /> San 0-12: Loam; CL-ML, ML <2 5.6-6.5 0.6 -2.0 Severe:
<br /> Joaquin 12-26. Sandy clay loam; SC <2 6.1 - 7.3 0.2 - 0.6 cemented
<br /> loam, thick 26-35: Clay loam, clay; CL <2 6.1 - 7.8 <0.06 pan, peres
<br /> surface, 0- 35-60: Indurated --- --- --- slowly
<br /> 2% slopes
<br /> 240.
<br /> Yellowlark 0-8: Gravelly loam; SC-SM, <2 5.1 -6.5 0.6 -2.0 Severe:
<br /> gravelly SM wetness,
<br /> loam, 0-2% 8-39: Gravelly loam, gravelly <2 5.1 -6.5 0.6 - 2.0 peres slowly
<br /> slopes, clay loam; SC, CL
<br /> 279 39-47: Very gravelly loam, very <2 5.1 -6.5 0,2 - 0.6
<br /> gravelly clay loam; GC
<br /> 47-54: Gravelly clay, clay; CL, <2 5.6 -6.5 <0.06
<br /> CH, GC
<br /> 54-59: Gravelly clay loam, clay <2 5.6 -6.5 0.2 - 0.6
<br /> loam; GC, CL
<br /> 59-62: Cemented, indurated <2 --- ---
<br /> LOGE 1419 Page 7
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