IDENTIFIERS

  • Current Taxon Name (Soil Name): Loafercreek
  • OSD
  • Series Extent
  • User Site ID: S1967-CA-05-020x
  • User Pedon ID: 67-CA-05-020x
  • Vegetation Plot ID: S1967-CA-05-020x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD6705020
  • NCSS Pedon Lab Data NASIS Record ID - 42131
  • Print Date: 4/29/2024

    • 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: 37.9293821
  • Std. Longitude: -120.5749577
  • Datum: WGS84
  • Township: 1N
  • Range: 13E
  • Section: 20
  • PLSS Details: NE/4, NW/4
  • Map Unit: 7087—Loafercreek-Gopheridge complex, cool, 15 to 30 percent slopes
  • 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: 37120-H5—New Melones Dam, California

    • PEDON

  • Describers Name: JAD, COS, LHF
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Ultic Haploxeralfs
  • 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 - Loafercreek
  • PSC - 25 to 58 cm.
  • Classificaton Date - 12/24/2015
  • Classifier - Theresa Kunch
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - SOBRANTE
  • Taxonomic Class - Fine-loamy, mixed, thermic Ultic Haploxeralfs
  • Classificaton Date - 1/21/2009
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Drainage Class: well
  • Bedrock: metavolcanics
  • Geology: Greenstone. Geologic Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/21/2009 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUDO

    Quercus douglasii

    blue oak

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

    ochric epipedon

    argillic horizon

    paralithic contact

    0—25

    25—61

    61—76

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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

    32

    —

    —

    311

    —

    45

    584

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    5

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    —

    —

    —

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    A—0 to 8 centimeters (0.0 to 3.1 inches); yellowish red (5YR 4/6), dark reddish brown (2.5YR 3/3), moist; loam; moderate fine granular structure; slightly hard, friable, nonsticky, nonplastic; 21.0 very fine roots throughout and 21.0 fine roots throughout; 21.0 very fine irregular and 21.0 fine irregular pores; fragments; slightly acid, pH 6.4; clear smooth boundary. Lab sample # UCD04340
    BAt—8 to 25 centimeters (3.1 to 9.8 inches); 5YR 3/8 (5YR 3/8), dark reddish brown (2.5YR 3/4), moist; clay loam; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine irregular and 3.0 very fine tubular and 3.0 fine tubular and 3.0 fine irregular pores; 30 percent clay films on all faces of peds and 30 percent clay films on surfaces along pores; fragments; slightly acid, pH 6.4; gradual wavy boundary. Lab sample # UCD04341
    Bt—25 to 61 centimeters (9.8 to 24.0 inches); 5YR 3/6 (5YR 3/6), dark reddish brown (2.5YR 3/4), moist; gravelly clay loam; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 0.5 medium roots throughout and 0.5 fine roots throughout; 0.5 medium tubular and 0.5 fine vesicular and 0.5 fine irregular and 0.5 fine tubular pores; 30 percent clay films on all faces of peds and 30 percent clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; neutral, pH 6.6; clear irregular boundary. Lab sample # UCD04342
    Cr—61 to 76 centimeters (24.0 to 29.9 inches); fragments; slightly acid, pH 6.5. Lab sample # UCD04343