IDENTIFIERS

  • Current Taxon Name (Soil Name): Auburn
  • OSD
  • Series Extent
  • User Site ID: S1974-CA-55-021x
  • User Pedon ID: 74-CA-55-021x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7455021
  • NCSS Pedon Lab Data NASIS Record ID - 42310
  • Print Date: 1/29/2025

    • 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: 37.8269923
  • Std. Longitude: -120.5292620
  • Datum: WGS84
  • Township: 1S
  • Range: 13E
  • Section: 22
  • PLSS Details: SE/4, SW/4
  • Map Unit: 7085—Bonanza-Loafercreek complex, 3 to 15 percent slopes
  • State: California
  • County: CA109—Tuolumne
  • 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: 37120-G5—Keystone, California

    • PEDON

  • Describers Name: COS, BFS
  • Current Taxonomic Class: Loamy, mixed, superactive, thermic Lithic Haploxerepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Auburn
  • PSC - 0 to 33 cm.
  • Classificaton Date - 12/3/2015
  • Classifier - Theresa Kunch
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - AUBURN
  • Taxonomic Class - Loamy, mixed, thermic Lithic Xerochrepts
  • PSC - 0 to 33 cm.
  • 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: somewhat excessively
  • Bedrock: metavolcanics
  • Geology: Greenstone. Geologic Formation 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
    F018XI200CA Low Elevation Foothills Jul 6 2017 Julie Baker

    • 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, savanna
  • 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

    —

    33 -

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

    ochric epipedon

    cambic horizon

    lithic contact

    0—18

    5—33

    33—

    —18—

    —28—

    —-
    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

    11

    —

    —

    317

    —

    225

    508

    —

    —

    7.2

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 5 centimeters (0.0 to 2.0 inches); 7.5YR 6/ (7.5YR 6/),, reddish brown (5YR 4/3), moist; loam; 45 percent sand; 34 percent silt; 22 percent clay; weak fine subangular blocky structure; hard, friable, slightly sticky, nonplastic; 21.0 very fine roots throughout and 21.0 roots throughout; 3.0 very fine irregular and 0.5 fine tubular pores; 9 percent by volume strongly coherent cemented 2-20-76 millimeter metavolcanics fragments; moderately acid, pH 5.9; abrupt smooth boundary. Lab sample # UCD01360
    Bw1—5 to 23 centimeters (2.0 to 9.1 inches); 5YR 6/ (5YR 6/),, reddish brown (5YR 4/4), moist; loam; 37 percent sand; 40 percent silt; 23 percent clay; massive; hard, friable, nonsticky, moderately plastic; 3.0 very fine roots throughout and 3.0 roots throughout; 3.0 medium tubular and 3.0 fine tubular pores; 6 percent by volume strongly coherent cemented 2-20-76 millimeter metavolcanics fragments; moderately acid, pH 5.8; clear wavy boundary. Lab sample # UCD01361
    Bw2—23 to 33 centimeters (9.1 to 13.0 inches); 5YR 6/ (5YR 6/),, reddish brown (5YR 5/4), moist; loam; 43 percent sand; 32 percent silt; 25 percent clay; massive; hard, friable; 0.5 very fine roots throughout and 0.5 roots throughout; 0.5 medium tubular and 0.5 fine tubular pores; 9 percent by volume strongly coherent cemented 2-20-76 millimeter metavolcanics fragments; moderately acid, pH 5.6. Lab sample # UCD01362
    R—33 to 200 centimeters (13.0 to 78.7 inches);, brown (7.5YR 5/4), moist; bedrock; 21 percent reddish brown (5YR 5/4) medium distinct mottles; fragments; slightly alkaline, pH 7.5. Lab sample # UCD01363