IDENTIFIERS

  • Current Taxon Name (Soil Name): Millvilla
  • OSD
  • Series Extent
  • User Site ID: S1977-CA-55-038x
  • User Pedon ID: 77-CA-55-038x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7755038
  • NCSS Pedon Lab Data NASIS Record ID - 42345
  • Print Date: 11/21/2024

    • 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: 37.8952510
  • Std. Longitude: -120.2941270
  • Datum: WGS84
  • Township: 1N
  • Range: 15E
  • Section: 35
  • PLSS Details: NW/4, SE/4
  • Map Unit: 8312—Aquariusmine-Millvilla complex, 3 to 30 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-H3—Standard, California

    • PEDON

  • Describers Name: BFS
  • Current Taxonomic Class: Fine, mixed, semiactive, thermic Typic Rhodoxeralfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Millvilla
  • PSC - 25 to 75 cm.
  • Classificaton Date - 12/11/2015
  • Classifier - Theresa Kunch
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - SECATA
  • Taxonomic Class - Fine, mixed, thermic Typic Rhodoxeralfs
  • Classificaton Date - 3/2/2009
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Slope Shape Down: convex
  • Drainage Class: well
  • Bedrock: schist, unspecified
  • Geology: Sedimentary Schist. Geologic F formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/2/2009 (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 Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—25

    25—97

    —-

    —-
    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

    8

    —

    —

    607

    —

    135

    864

    —

    —

    5

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 5 centimeters (0.0 to 2.0 inches); brown (7.5YR 5/4), dark reddish brown (5YR 3/3), moist; silt loam; weak medium subangular blocky parts to weak fine subangular blocky structure; hard, friable, nonsticky, nonplastic; 21.0 very fine roots throughout and 21.0 roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; fragments; moderately acid, pH 5.7; clear smooth boundary. Lab sample # UCD01813
    AB—5 to 25 centimeters (2.0 to 9.8 inches); reddish brown (5YR 5/4), dark reddish brown (5YR 3/4), moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 21.0 medium tubular and 21.0 fine tubular pores; fragments; moderately acid, pH 5.8; gradual smooth boundary. Lab sample # UCD01814
    Bt1—25 to 58 centimeters (9.8 to 22.8 inches); reddish brown (2.5YR 4/4), dark reddish brown (2.5YR 3/4), moist; clay; moderate coarse subangular blocky parts to moderate medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 medium tubular and 0.5 fine tubular pores; 30 percent clay films on top faces of peds; fragments; slightly acid, pH 6.1; gradual smooth boundary. Lab sample # UCD01815
    Bt2—58 to 84 centimeters (22.8 to 33.1 inches); dark reddish brown (2.5YR 3/4) clay loam; weak coarse subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.1 fine roots throughout; 0.1 medium tubular and 0.1 fine tubular pores; 30 percent clay films on top faces of peds; fragments; moderately acid, pH 6.0; gradual smooth boundary. Lab sample # UCD01816
    Bt3—84 to 97 centimeters (33.1 to 38.2 inches); clay loam; fragments. Lab sample # UCD01817
    R—97 to 200 centimeters (38.2 to 78.7 inches); fragments.