IDENTIFIERS

  • Current Taxon Name (Soil Name): San Andreas
  • OSD
  • Series Extent
  • User Site ID: S1977CA083005
  • User Pedon ID: 77CA083005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 80P0066
  • NCSS Pedon Lab Data NASIS Record ID - 47296
  • Print Date: 1/30/2025

    • LOCATION

  • Township: 8N
  • Range: 32W
  • Section: 5
  • PLSS Details: 6 km up Howard Canyon from Hwy. 101 .8 km N on oil Co. Rd. 13 meters W and 125 meters S of gas meter;
  • State: California
  • County: CA083—Santa Barbara

    • PEDON

  • Describers Name: GES/RCH/RWK
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - San Andreas
  • Taxonomic Class - Coarse-loamy, mixed Typic Haploxerolls
  • Classificaton Date - 3/1/1977
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hillside or mountainside
  • Runoff: high
  • Drainage Class: very poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/1/1977 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    30

    —

    —

    10

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    1A11—0 to 10 centimeters (0.0 to 3.9 inches); grayish brown (10YR 5/2) interior, dark grayish brown (10YR 4/2) interior, moist; fine sandy loam; moderate medium granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots; 5.5 very fine interstitial pores; fragments; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 80P00294. Considerable mixing with A12 horizon through rodent activity. Few soft rock fragments.; many very fine and fine roots
    1A12—10 to 38 centimeters (3.9 to 15.0 inches); brown (10YR 5/3) interior, dark brown (10YR 3/3) interior, moist; fine sandy loam; massive; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular and 5.5 very fine interstitial pores; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 80P00295. Soft rock fragments are few.; many very fine roots
    1B21—38 to 64 centimeters (15.0 to 25.2 inches); grayish brown (10YR 5/2) interior, very dark grayish brown (10YR 3/2) interior, moist; very fine sandy loam; massive; hard, friable, moderately sticky, moderately plastic; 2.5 very fine roots; 5.5 very fine tubular and 2.5 very fine interstitial pores; 37 percent clay films between sand grains; fragments; moderately acid, pH 6.0, hellige-truog; gradual irregular boundary. Lab sample # 80P00296. Few soft rock fragments.; common clay films surface features between sand grains; common very fine roots
    1B22—64 to 71 centimeters (25.2 to 28.0 inches); brown (10YR 5/3) interior, dark brown (10YR 3/3) interior, moist; very fine sandy loam; massive; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots; 5.5 very fine tubular and 2.5 very fine interstitial pores; 37 percent clay films between sand grains and 37 percent clay films in root channels and/or pores; fragments; moderately acid, pH 6.0, hellige-truog; abrupt irregular boundary. 25 percent soft rock fragments that crush easily. Not sampled.; common clay films surface features between sand grains; common clay films surface features in root channels and/or pores; few very fine roots
    1Cr—71 to 91 centimeters (28.0 to 35.8 inches); very pale brown (10YR 8/4) interior, very pale brown (10YR 7/3) interior, moist; weathered bedrock; fragments. Lab sample # 80P00297. Coating of reddish brown (2.5YR 5/4) and dark reddish brown (2.5YR 3/4) on joints. Rock is fragmented in the top 6 to 8 inches and massive below. Bedrock is slightly brittle but can be broken by hand.