IDENTIFIERS

  • Current Taxon Name (Soil Name): Donpedro
  • OSD
  • Series Extent
  • User Site ID: S1973-CA-05-076x
  • User Pedon ID: 73-CA-05-076x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7305076
  • NCSS Pedon Lab Data NASIS Record ID - 42281
  • 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: 38.0651310
  • Std. Longitude: -120.6081730
  • Datum: WGS84
  • Township: 3N
  • Range: 12E
  • Section: 36
  • PLSS Details: Center of SW/4
  • Map Unit: 8036—Copperopolis-Whiterock complex, 15 to 30 percent slopes, rocky
  • State: California
  • County: CA009—Calaveras
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 38120-A5—Angels Camp, California

    • PEDON

  • Describers Name: BFS, COS
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Ultic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Donpedro
  • PSC - 25 to 74 cm.
  • Classificaton Date - 8/14/2018
  • Classifier - Andrew Brown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - DORADO
  • Taxonomic Class - Fine-loamy, mixed, thermic Ultic Haploxerolls
  • Classificaton Date - 2/27/2009
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Drainage Class: well
  • Bedrock: metasedimentary rock, unspecified
  • Geology: Meta-sediment. Geologic Format formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/27/2009 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    74 - 200

    - 126 -

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    lithic contact

    0—18

    18—43

    74—200

    —-

    —-

    —-
    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

    4

    —

    —

    411

    —

    45

    762

    —

    —

    5

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 5 centimeters (0.0 to 2.0 inches); brown (7.5YR 5/3), brown (7.5YR 4/2), moist; loam; 46 percent sand; 34 percent silt; 20 percent clay; moderate very fine granular parts to moderate fine granular structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 very fine roots throughout and 21.0 roots throughout; 21.0 very fine tubular and 21.0 very fine irregular and 21.0 tubular and 21.0 irregular pores; 2 percent by volume , 6 percent by weight 2-39-75 millimeter metamorphic, unspecified fragments; slightly acid, pH 6.4, pH meter; abrupt smooth boundary. Lab sample # UCD03873
    A2—5 to 18 centimeters (2.0 to 7.1 inches); brown (7.5YR 5/4), brown (7.5YR 4/3), moist; loam; 37 percent sand; 39 percent silt; 24 percent clay; massive; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 21.0 roots throughout; 21.0 very fine tubular and 21.0 tubular pores; 3 percent by volume , 8 percent by weight 2-39-75 millimeter metamorphic, unspecified fragments; slightly acid, pH 6.1, pH meter; clear smooth boundary. Lab sample # UCD03874
    Bw—18 to 43 centimeters (7.1 to 16.9 inches); brown (7.5YR 5/4), reddish brown (5YR 4/3), moist; clay loam; 33 percent sand; 39 percent silt; 29 percent clay; massive; hard, firm, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 3.0 roots throughout; 21.0 very fine tubular and 21.0 fine tubular pores; 2 percent by volume , 6 percent by weight 2-39-75 millimeter metamorphic, unspecified fragments; moderately acid, pH 6.0, pH meter; abrupt smooth boundary. Lab sample # UCD03875
    C1—43 to 51 centimeters (16.9 to 20.1 inches); brown (7.5YR 4/4), brown (7.5YR 4/4), moist; gravelly clay loam; 1 percent sand; 27 percent silt; 35 percent clay; massive; very hard, very firm, very sticky, very plastic; 0.1 very fine roots throughout; 0.1 very fine tubular and 0.1 fine tubular pores; 23 percent by volume , 61 percent by weight nonflat indurated 2-39-75 millimeter metamorphic, unspecified fragments; moderately acid, pH 5.7, pH meter; abrupt wavy boundary. Lab sample # UCD03876
    C2—51 to 61 centimeters (20.1 to 24.0 inches); yellowish brown (10YR 5/4), yellowish brown (10YR 5/4), moist; clay; 25 percent sand; 25 percent silt; 50 percent clay; massive; very hard, very firm, very sticky, very plastic; 0.1 very fine roots throughout; 0.5 very fine tubular and 0.5 tubular pores; 4 percent by volume , 10 percent by weight 2-39-75 millimeter metamorphic, unspecified fragments; very strongly acid, pH 4.8, pH meter; abrupt wavy boundary. Lab sample # UCD03877
    C3—61 to 74 centimeters (24.0 to 29.1 inches); clay; 36 percent sand; 22 percent silt; 42 percent clay; 14 percent by volume , 37 percent by weight 2-39-75 millimeter metamorphic, unspecified fragments; very strongly acid, pH 4.6, pH meter; abrupt wavy boundary. Lab sample # UCD03878
    R—74 to 200 centimeters (29.1 to 78.7 inches); moderately hard; fragments. Lab sample # UCD03879