IDENTIFIERS

  • Current Taxon Name (Soil Name): Trabuco
  • OSD
  • Series Extent
  • User Site ID: S1973-CA-05-065x
  • User Pedon ID: 73-CA-05-065x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7305065
  • NCSS Pedon Lab Data NASIS Record ID - 42270
  • Print Date: 11/23/2024

    • 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: 38.2903281
  • Std. Longitude: -120.6131671
  • Datum: WGS84
  • Township: 5N
  • Range: 12E
  • Section: 14
  • PLSS Details: NE/4
  • Map Unit: 6078—Sierra-Flanly complex, 15 to 65 percent slopes
  • State: California
  • County: CA009—Calaveras
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 38120-C5—Rail Road Flat, California

    • PEDON

  • Describers Name: COS, BFS
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Typic Haploxerepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Trabuco
  • PSC - 28 to 103 cm.
  • Classificaton Date - 1/21/2016
  • Classifier - Andrew Paolucci
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - TRABUCO
  • Taxonomic Class - Fine, mixed, thermic Typic Xerochrepts
  • Classificaton Date - 2/27/2009
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Geomorphic Component Hills: side slope
  • Slope Complexity: simple
  • Slope Shape Down: convex
  • Drainage Class: well
  • Bedrock: gabbro
  • Geology: Gabbro. Geologic Formation: Me formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    R018XI106CA Steep Thermic Hillslopes and Canyon Walls Jun 22 2016 Andrew Paolucci

    • SITE OBSERVATION

  • Observation Date: 2/27/2009 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - shrub cover
  • Site Obs. Cover Kind 2 - rangeland, shrubby
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    0—18

    10—74

    —-

    —-
    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

    29

    —

    —

    631

    —

    248

    762

    —

    —

    16.7

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments. Lab sample # UCD03853
    A—3 to 10 centimeters (1.2 to 3.9 inches); dark red (2.5YR 3/6), dark red (2.5YR 3/6), moist; clay loam; 34 percent sand; 28 percent silt; 38 percent clay; massive; hard, friable, moderately sticky, nonplastic; 3.0 very fine roots throughout and 3.0 roots throughout; 3.0 very fine irregular and 3.0 very fine vesicular and 3.0 vesicular and 3.0 irregular pores; 10 percent clay films; fragments; slightly acid, pH 6.2; abrupt smooth boundary. Lab sample # UCD03854
    BA—10 to 36 centimeters (3.9 to 14.2 inches); 2.5YR 3/ (2.5YR 3/),, dark red (2.5YR 3/6), moist; gravelly sandy clay; 52 percent sand; 6 percent silt; 41 percent clay; massive; hard, friable, moderately sticky, moderately plastic; 0.5 coarse roots throughout and 0.5 roots throughout; 21.0 very fine irregular and 21.0 very fine tubular and 21.0 very fine vesicular and 21.0 vesicular and 21.0 irregular and 21.0 tubular pores; 10 percent clay films on all faces of peds and 10 percent clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.2; clear wavy boundary. Lab sample # UCD03855
    Bt—36 to 74 centimeters (14.2 to 29.1 inches); dark reddish brown (2.5YR 3/4), dark reddish brown (2.5YR 3/4), moist; clay loam; 43 percent sand; 21 percent silt; 37 percent clay; weak coarse angular blocky structure; very hard, firm, very sticky, moderately plastic; 0.1 very fine roots throughout and 0.1 roots throughout; 21.0 very fine vesicular and 21.0 very fine irregular and 21.0 irregular and 21.0 vesicular pores; 75 percent clay films on all faces of peds and 75 percent clay films on surfaces along pores; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # UCD03856
    C—74 to 122 centimeters (29.1 to 48.0 inches);, red (2.5YR 4/6), moist; fine sandy loam; 63 percent sand; 18 percent silt; 19 percent clay; massive; hard, firm, slightly sticky, slightly plastic; fragments; slightly acid, pH 6.1. Lab sample # UCD03857