IDENTIFIERS

  • Current Taxon Name (Soil Name): Aiken
  • OSD
  • Series Extent
  • User Site ID: S1978CA033026
  • User Pedon ID: 78CA033026
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 78P0461
  • NCSS Pedon Lab Data NASIS Record ID - 46015
  • Print Date: 11/21/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 38.8334885
  • Std. Longitude: -122.6813507
  • Datum: WGS84
  • Township: 11N
  • Range: 8W
  • Section: 1
  • PLSS Details: 500 200 and 70 feet NNE directly upslope in SW 4
  • Location Description: 3 mi SW of Loch Lommond.
  • State: California
  • County: CA033—Lake

    • PEDON

  • Describers Name: R.P.Z. H.V.B. and J.M.T.
  • Current Taxonomic Class: Fine, mixed, mesic Xeric Haplohumults
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 26
  • Correlated Information:
  • Soil Name - Aiken
  • Classificaton Date - 7/11/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Cohasset V
  • Classificaton Date - 7/1/1978
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1978 (actual site observation date)
  • Surface Cover Properties:
  • 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

    0

    —

    —

    988

    —

    180

    —

    —

    —

    —

    —

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    1A11—0 to 13 centimeters (0.0 to 5.1 inches); reddish brown (5YR 4/4) interior, reddish brown (5YR 5/4) interior, dry; loam; strong very fine and fine granular structure; slightly hard, friable, nonsticky, slightly plastic; 5.5 very fine roots; 2.5 very fine interstitial and tubular pores; fragments; moderately acid, pH 6.0, hellige-truog; abrupt wavy boundary. Lab sample # 78P02582. There is a i surface material of pine needles and litter. Horizon is very high in organic matter.; many very fine roots
    1A12—13 to 23 centimeters (5.1 to 9.1 inches); reddish brown (5YR 4/4) interior loam; moderate fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 fine and medium roots; 5.5 very fine and fine tubular and 2.5 very fine interstitial pores; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 78P02583. Approximately 10% gravel.; many fine and medium roots
    1B1—23 to 51 centimeters (9.1 to 20.1 inches); reddish brown (5YR 4/4) interior loam; moderate fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 fine to coarse roots; 5.5 very fine and fine interstitial and tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 78P02584. Approximately 10% gravel. The soil is moist below 12 inches.; common fine to coarse roots
    1B21—51 to 84 centimeters (20.1 to 33.1 inches); strong brown (7.5YR 4/6) interior silty clay loam; weak fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 5.5 fine and medium roots; 5.5 very fine and fine interstitial and tubular and 0.5 medium interstitial and tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # 78P02585. 10% dacite to 3 inches. Charcoal bits found in this horizon maybe from old stump.; many fine and medium roots
    1B22t—84 to 112 centimeters (33.1 to 44.1 inches); strong brown (7.5YR 4/6) interior loam; weak medium and coarse prismatic structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots and 0.5 medium roots; 5.5 very fine interstitial and 2.5 very fine tubular pores; 55 percent , moist, clay films on faces of peds and 55 percent , moist, clay films in root channels and/or pores; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 78P02586. 10% dacite gravels to 3 inches in size.; many clay films surface features on faces of peds; many clay films surface features in root channels and/or pores; many very fine and fine roots; few medium roots
    1B23t—112 to 155 centimeters (44.1 to 61.0 inches); strong brown (7.5YR 4/6) interior loam; weak medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 0.5 fine and medium roots; 5.5 very fine interstitial and tubular pores; 55 percent , moist, slickensides (pedogenic) on faces of peds and 55 percent , moist, slickensides (pedogenic) in root channels and/or pores; fragments; very strongly acid, pH 5.0, hellige-truog; clear irregular boundary. Lab sample # 78P02587. 10% dacite gravel to 3 inches in size.; many intersecting slickensides surface features on faces of peds; many intersecting slickensides surface features in root channels and/or pores; few fine and medium roots
    1B24t—155 to 188 centimeters (61.0 to 74.0 inches); yellowish red (5YR 4/6) interior clay loam; weak medium subangular blocky, and weak medium angular blocky structure; slightly hard, firm, moderately sticky, slightly plastic; 0.5 very fine and fine roots; 0.5 very fine and fine interstitial and tubular pores; 55 percent , moist, slickensides (pedogenic) on nodules and 55 percent , moist, slickensides (pedogenic) on faces of peds; 20 percent by volume 2-39-75 millimeter mixed fragments and 70 percent by volume 250-425-600 millimeter mixed fragments; very strongly acid, pH 5.0, hellige-truog. Lab sample # 78P02588. many intersecting slickensides surface features on nodules; many intersecting slickensides surface features on faces of peds; few very fine and fine roots; continuous - phpvsfiid 213657; continuous - phpvsfiid 213657