IDENTIFIERS

  • Current Taxon Name (Soil Name): Supan
  • OSD
  • Series Extent
  • User Site ID: S1959CA005001
  • User Pedon ID: S1959CA005001
  • Vegetation Plot ID: S1959CA005001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3032
  • NCSS Pedon Lab Data NASIS Record ID - 38161
  • Print Date: 2/17/2025

    • 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: 38.3763885
  • Std. Longitude: -120.7994461
  • Datum: WGS84
  • Township: 6N
  • Range: 11E
  • Section: 17
  • PLSS Details: Near the County Airport, 200 feet E of Highway 49, and 50 feet south of Access Road, in the SW1/4 of the NW1/4
  • State: California
  • County: CA005—Amador
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA628—Amador Area, California

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed, mesic Ultic Argixerolls
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Supan
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Supan
  • Classificaton Date - 6/1/1959
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1959 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUVI

    RARA2

    Quercus virginiana

    Raphanus raphanistrum

    live oak

    wild radish

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    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

    1

    —

    —

    506

    —

    225

    711

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    A11—0 to 3 centimeters (0.0 to 1.2 inches); reddish brown (5YR 4/3), dark reddish brown (5YR 2/2), moist; cobbly loam; moderate fine and medium granular structure; soft, friable, nonsticky, slightly plastic; 21.0 very fine and fine roots; 21.0 very fine and fine pores; fragments; neutral, pH 6.6, unspecified; clear smooth boundary. Lab sample # 40A23775. few fine shot.
    A12—3 to 28 centimeters (1.2 to 11.0 inches); reddish brown (5YR 4/3), dark reddish brown (5YR 2/2), moist; loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine and fine roots; 21.0 very fine and fine pores; fragments; moderately acid, pH 6.0, bromthymol blue; clear wavy boundary. Lab sample # 40A23776
    B1—28 to 46 centimeters (11.0 to 18.1 inches); reddish brown (5YR 4/4), dark reddish brown (2.5YR 3/4), moist; gravelly clay loam; massive; hard when dry, friable, slightly sticky, slightly plastic; 21.0 very fine and fine roots; 21.0 very fine and fine and 1.0 medium pores; 30 percent clay films in root channels and/or pores; fragments; moderately acid, pH 5.9, unspecified; clear wavy boundary. Lab sample # 40A23777. few fine shot.; discontinuous - phpvsfiid 184103; discontinuous - phpvsfiid 184103
    B21—46 to 94 centimeters (18.1 to 37.0 inches); reddish brown (5YR 4/4), dark reddish brown (2.5YR 3/4), moist; gravelly clay loam; massive; hard when dry, firm, slightly sticky, slightly plastic; 21.0 very fine and fine roots; 3.0 very fine and fine pores; clay films in root channels and/or pores; fragments; moderately acid, pH 5.8, unspecified; gradual wavy boundary. Lab sample # 40A23778. continuous - phpvsfiid 184104; continuous - phpvsfiid 184104
    B22—94 to 124 centimeters (37.0 to 48.8 inches); reddish brown (5YR 4/4), dark reddish brown (2.5YR 3/4), moist; clay loam; massive; hard when dry, friable, slightly sticky, moderately plastic; 1.0 very fine and fine roots; 3.0 very fine and fine pores; clay films in root channels and/or pores; fragments; moderately acid, pH 6.0, bromthymol blue; clear wavy boundary. Lab sample # 40A23779. continuous - phpvsfiid 196513; continuous - phpvsfiid 196513
    R—124 to 173 centimeters (48.8 to 68.1 inches); pale brown (10YR 6/3), yellowish brown (10YR 5/4), moist; loamy sand; massive; extremely hard, rigid; 1.0 fine pores; clay films; rounded 75-162-250 millimeter sandstone, unspecified fragments; moderately acid, pH 6.0, bromthymol blue. Lab sample # 40A23780. consolidated sandstone containing rounded andesitic cobbles; new clay films along fracture planes.