IDENTIFIERS

  • Current Taxon Name (Soil Name): Loafercreek
  • OSD
  • Series Extent
  • User Site ID: S1977-CA-55-040x
  • User Pedon ID: 77-CA-55-040x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7755040
  • NCSS Pedon Lab Data NASIS Record ID - 42347
  • 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: 37.7771107
  • Std. Longitude: -120.2920157
  • Datum: WGS84
  • Township: 2E
  • Range: 14E
  • Section: 8
  • PLSS Details: SE/4, NW/4
  • Map Unit: 7074—Loafercreek-Bonanza complex, 3 to 15 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: 38120-A4—Columbia, California

    • PEDON

  • Describers Name: WRP, BFS
  • Current Taxonomic Class: Coarse-loamy, mixed, superactive, thermic Typic Haploxerepts
  • Current Taxon Kind: taxadjunct
  • 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 61 cm.
  • Classificaton Date - 4/28/2020
  • Classifier - Andrew Brown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - AUBURN
  • Taxonomic Class - Loamy, mixed, thermic Lithic Haploxerepts
  • PSC - 25 to 61 cm.
  • Classificaton Date - 10/20/2008
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Landscape: hills
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Drainage Class: well
  • Bedrock: metavolcanics at 61cm
  • Geology: Greenstone member.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/20/2008 (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

    very strongly coherent

    61 -

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

    ochric epipedon

    cambic horizon

    lithic contact

    0—18

    28—61

    61—

    —18—

    —33—

    —-
    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

    13

    —

    —

    358

    —

    215

    559

    —

    —

    17.2

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 28 centimeters (0.0 to 11.0 inches); light brown (7.5YR 6/4), reddish brown (5YR 4/3), moist; silt loam; 27 percent sand; 60 percent silt; 13 percent clay; moderate medium granular parts to moderate fine granular structure; hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 21.0 fine roots throughout and 21.0 roots throughout; 3.0 very fine tubular pores; 6 percent by volume nonflat strongly coherent cemented 2-39-75 millimeter metavolcanics fragments; moderately acid, pH 6.0; clear smooth boundary. Lab sample # UCD00989
    Bw—28 to 61 centimeters (11.0 to 24.0 inches); reddish yellow (7.5YR 7/6), yellowish red (5YR 5/6), moist; gravelly silt loam; 27 percent sand; 54 percent silt; 19 percent clay; massive; hard, very friable, moderately sticky, slightly plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout and 3.0 roots throughout; 21.0 very fine tubular pores; 18 percent by volume nonflat strongly coherent cemented 2-39-75 millimeter metavolcanics fragments; moderately acid, pH 5.6; clear wavy boundary. Lab sample # UCD00990
    R—61 to 200 centimeters (24.0 to 78.7 inches); bedrock; very hard; fragments. Lab sample # UCD00991