IDENTIFIERS

  • Current Taxon Name (Soil Name): Argonaut
  • OSD
  • Series Extent
  • User Site ID: S1959CA005006
  • User Pedon ID: S1959CA005006
  • Vegetation Plot ID: S1959CA005006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A2880
  • NCSS Pedon Lab Data NASIS Record ID - 37459
  • Print Date: 4/3/2025

    • 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: 38.3608322
  • Std. Longitude: -120.8083344
  • Datum: WGS84
  • Township: 6N
  • Range: 11E
  • Section: 19
  • PLSS Details: 1/2 mile west of Martel on Highway 88 in the SE1/4 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, smectitic, thermic Ultic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Argonaut
  • PSC - 25 to 69 cm.
  • Classificaton Date - 7/23/2007
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Argonaut
  • Classificaton Date - 6/16/1959
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: foothills
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/16/1959 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUAL

    QUBE5

    Quercus alba

    Quercus berberidifolia

    white oak

    scrub oak

    —

    —

    —

    —

    —

    —
    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

    6

    —

    —

    427

    —

    225

    686

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A11—0 to 5 centimeters (0.0 to 2.0 inches); brown (7.5YR 5/4), dark reddish brown (5YR 3/4), moist; gravelly loam; weak platy structure; hard when dry, friable; 21.0 very fine roots; 21.0 very fine and fine and 0.5 fine and medium pores; fragments; slightly acid, pH 6.1, unspecified; abrupt smooth boundary. Lab sample # 40A22705
    A12—5 to 15 centimeters (2.0 to 5.9 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; loam; massive; hard when dry, friable, nonsticky, slightly plastic; 21.0 very fine roots and 0.5 fine and medium roots; 21.0 very fine and 0.5 medium and 3.0 fine pores; 10 percent clay films in root channels and/or pores; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 40A22706. discontinuous - phpvsfiid 196551; discontinuous - phpvsfiid 196551
    B1—15 to 25 centimeters (5.9 to 9.8 inches); yellowish red (5YR 4/6), yellowish red (5YR 4/6), moist; clay loam; massive; hard when dry, friable, slightly sticky, moderately plastic; 21.0 very fine roots and 0.5 fine and medium roots; 21.0 very fine and 0.5 medium and 3.0 fine pores; clay films in root channels and/or pores; fragments; slightly acid, pH 6.2, unspecified; clear smooth boundary. Lab sample # 40A22707. discontinuous - phpvsfiid 196552; discontinuous - phpvsfiid 196552
    B21—25 to 36 centimeters (9.8 to 14.2 inches); yellowish red (5YR 4/6), yellowish red (5YR 4/6), moist; clay; massive; hard when dry, firm, slightly sticky, moderately plastic; 21.0 very fine roots and 0.5 fine and medium roots; 21.0 very fine and 0.5 medium and 3.0 fine pores; clay films in root channels and/or pores; fragments; slightly acid, pH 6.2, unspecified; abrupt wavy boundary. Lab sample # 40A22708. continuous - phpvsfiid 196553; continuous - phpvsfiid 196553
    B22—36 to 53 centimeters (14.2 to 20.9 inches); brown (10YR 5/3), yellowish brown (10YR 5/4) and brown (7.5YR 5/4), moist; clay; massive; very hard, firm, moderately sticky, very plastic; 0.5 very fine to coarse roots; 0.5 pores; brown (7.5YR 5/4), dry, coats and clay films in root channels and/or pores and 10 percent slickensides (pedogenic); fragments; slightly acid, pH 6.1, unspecified; abrupt wavy boundary. Lab sample # 40A22709. continuous - phpvsfiid 196555; continuous - phpvsfiid 196555
    C2/2CR—53 to 69 centimeters (20.9 to 27.2 inches); light reddish brown (2.5YR 6/4), light olive brown (2.5Y 5/4) and yellowish red (5YR 4/6) and black (10YR 2/1), moist; gravelly coarse sandy loam; firm; yellowish red (5YR 5/6), moist, clay films on faces of peds and 10 percent manganese or iron-manganese stains; fragments; neutral, pH 7.1, unspecified. Lab sample # 40A22710. Deeply weathered meta-andesite.; continuous - phpvsfiid 186766; continuous - phpvsfiid 186766