IDENTIFIERS

  • Current Taxon Name (Soil Name): Loafercreek
  • OSD
  • Series Extent
  • User Site ID: 10CA630MJE005
  • User Pedon ID: 10MJE005
  • Vegetation Plot ID: 10CA630MJE005
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0896
  • NCSS Pedon Lab Data NASIS Record ID - 28317
  • 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: 38.0154500
  • Std. Longitude: -120.5340917
  • Datum: WGS84
  • Township: 02 N
  • Range: 13 E
  • Section: 22
  • PLSS Details: about 2695 feet west and 1900 feet south of the northeast corner
  • Location Description: about 4 miles south southeast of Angels Camp, California
  • Map Unit: 7088—Loafercreek-Gopheridge complex, 30 to 60 percent slopes
  • State: California
  • County: CA009—Calaveras
  • MLRA: 18—Sierra Nevada Foothills
  • Regional Office: SW—Southwest
  • 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: Meghan Euliano
  • Current Taxonomic Class: Fine-loamy, mixed, active, thermic Ultic Haploxeralfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Loafercreek
  • PSC - 21 to 71 cm.
  • Classificaton Date - 1/15/2019
  • Classifier - Andrew Brown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Loafercreek
  • Classificaton Date - 3/11/2010
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium over residuum weathered from greenstone
  • Landscape: Sierra Nevada foothills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: none flooding
  • Bedrock: moderately coherent moderate weathered greenstone at 71cm with 10 to <45
  • Geology: Greenstone member of the Gopher Ridge Metavolcanics 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
    F018XI201CA Moderately Deep Thermic Foothills May 17 2016 David Evans

    • SITE OBSERVATION

  • Observation Date: 3/11/2010 (actual site observation date)
  • Plant Association Name: Blue Oak Woodland
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - partly cloudy
  • Current Air Temp - 11
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    moderately coherent

    71 - 200

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

    ochric epipedon

    argillic horizon

    paralithic contact

    0—21

    21—71

    71—200

    —21—

    —50—

    —129—
    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

    39

    —

    —

    382

    —

    250

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 3 centimeters (0.0 to 1.2 inches); brown (7.5YR 5/4) broken face, brown (7.5YR 4/4) broken face, moist; loam; 46 percent sand; 31 percent silt; 23 percent clay; weak fine granular structure; soft, friable, slightly sticky, moderately plastic; 8.0 very fine roots throughout and 8.0 fine roots throughout; 0.8 very fine interstitial pores; fragments; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # 10N04391; observed in pit, small
    Bt1—3 to 21 centimeters (1.2 to 8.3 inches); brown (7.5YR 5/4) broken face, brown (7.5YR 4/4) broken face, moist; loam; 49 percent sand; 28 percent silt; 23 percent clay; moderate medium angular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 8.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine irregular and 0.8 medium tubular pores; 60 percent prominent clay films on all faces of peds; 10 percent by volume strongly coherent cemented 2-10-20 millimeter greenstone fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 10N04392; observed in pit, small
    Bt2—21 to 48 centimeters (8.3 to 18.9 inches); brown (7.5YR 5/4) broken face, strong brown (7.5YR 4/6) broken face, moist; clay loam; 45 percent sand; 27 percent silt; 28 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, moderately plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 0.8 very fine irregular and 0.8 medium tubular pores; 50 percent prominent clay films on all faces of peds; 10 percent by volume moderately coherent cemented 2-10-20 millimeter greenstone fragments; slightly acid, pH 6.3, hellige-truog; gradual wavy boundary. Lab sample # 10N04393; observed in pit, small
    Bt3—48 to 71 centimeters (18.9 to 28.0 inches); light brown (7.5YR 6/4) broken face, brown (7.5YR 5/3) broken face, moist; gravelly sandy clay loam; 56 percent sand; 14 percent silt; 30 percent clay; weak medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots throughout; 0.8 very fine irregular pores; 35 percent distinct clay films on all faces of peds; 10 percent by volume strongly coherent cemented 2-10-20 millimeter greenstone fragments and 15 percent by volume moderately coherent cemented 2-10-20 millimeter greenstone fragments; slightly acid, pH 6.3, hellige-truog; clear wavy boundary. Lab sample # 10N04394; observed in pit, small
    Cr—71 to 79 centimeters (28.0 to 31.1 inches); bedrock; fragments; clear irregular boundary. Lab sample # 10N04395; observed in pit, small