IDENTIFIERS

  • Current Taxon Name (Soil Name): Proposal
  • OSD
  • Series Extent
  • User Site ID: S2003MT610007
  • User Pedon ID: 03MT001010
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 03N1017
  • NCSS Pedon Lab Data NASIS Record ID - 16123
  • Print Date: 11/11/2024

    • 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: 45.5138893
  • Std. Longitude: -113.4644470
  • Datum: WGS84
  • State: Montana
  • County: MT001—Beaverhead
  • MLRA: 44B—Central Rocky Mountain Valleys
  • Non-MLRA Soil Survey Area: MT610—Big Hole Area - Part of Beaverhead County, Montana
  • 7.5 Minute USGS Quad: 45113-E4—Wisdom, Montana

    • PEDON

  • Describers Name: Gary Berger and Ken Scalzone
  • Current Taxonomic Class: Fine-loamy, mixed, superactive Oxyaquic Haplocryolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 10
  • Sampled As Information:
  • Soil Name - Proposal
  • Taxonomic Class - Fine-loamy, mixed, superactive Oxyaquic Haplocryolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/18/2003
  • Soil Taxonomic Edition - ninth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: mixed alluvium
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/18/2003 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 2 - hayland
  • 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

    cambic horizon

    59—79

    —-
    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

    1

    —

    —

    1890

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 5 centimeters (0.0 to 2.0 inches); slightly decomposed plant material; fragments; abrupt smooth boundary. Lab sample # 03N05172
    A1—5 to 18 centimeters (2.0 to 7.1 inches); black (10YR 2/1), gray (10YR 5/1), dry; silt loam; 22 percent clay; moderate medium platy structure; slightly hard, very friable, slightly sticky, nonplastic; 10.0 very fine roots throughout and 10.0 fine roots throughout; 1 percent by volume rounded 2-?-75 millimeter mixed fragments; very slight effervescence; moderately alkaline, pH 8.4; clear smooth boundary. Lab sample # 03N05173
    A2—18 to 36 centimeters (7.1 to 14.2 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; 20 percent clay; moderate medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 4.0 very fine roots throughout and 4.0 fine roots throughout; 1 percent by volume rounded 2-?-75 millimeter mixed fragments; slight effervescence; moderately alkaline, pH 8.4; clear smooth boundary. Lab sample # 03N05174
    BA—36 to 59 centimeters (14.2 to 23.2 inches); very dark brown (10YR 2/2), grayish brown (10YR 5/2), dry; loam; 20 percent clay; moderate medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout and 0.5 fine roots throughout; 1 percent by volume rounded 2-?-75 millimeter mixed fragments; slight effervescence; moderately alkaline, pH 8.2; gradual wavy boundary. Lab sample # 03N05175
    Bw—59 to 79 centimeters (23.2 to 31.1 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; sandy clay loam; 21 percent clay; weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 1 percent by volume rounded 2-?-75 millimeter mixed fragments; slight effervescence; moderately alkaline, pH 8.0; gradual wavy boundary. Lab sample # 03N05176
    Bk—79 to 127 centimeters (31.1 to 50.0 inches); pale brown (10YR 6/3), very pale brown (10YR 7/3), dry; loam; 16 percent clay; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 25 percent coarse irregular carbonate masses throughout; 1 percent by volume rounded 2-?-75 millimeter mixed fragments; strong effervescence; moderately alkaline, pH 8.2; abrupt wavy boundary. Lab sample # 03N05177
    BC—127 to 152 centimeters (50.0 to 59.8 inches); brown (10YR 4/3), very pale brown (10YR 7/3), dry; gravelly loam; 22 percent clay; structureless massive; hard, friable, slightly sticky, slightly plastic; 20 percent by volume rounded 2-?-75 millimeter mixed fragments; very slight effervescence; neutral, pH 7.0. Lab sample # 03N05178