IDENTIFIERS

  • Current Taxon Name (Soil Name): Lehunt
  • OSD
  • Series Extent
  • User Site ID: S2003MT610002
  • User Pedon ID: 03MT001001
  • Vegetation Plot ID: S2003MT610002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 03N1007
  • NCSS Pedon Lab Data NASIS Record ID - 16113
  • Print Date: 11/24/2024

    • 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: 45.5116653
  • Std. Longitude: -113.4561081
  • Datum: WGS84
  • Map Unit: 42A—Lehunt-Lehunt, saline, complex, 0 to 2 percent slopes
  • 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, smectitic Oxyaquic Haplocryalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Lehunt
  • Taxonomic Class - Fine, smectitic Oxyaquic Haplocryalfs
  • PSC - 18 to 38 cm.
  • Classificaton Date - 9/12/2003
  • Soil Taxonomic Edition - ninth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: valley
  • Landform: terrace
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/12/2003 (actual site observation 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
  • Current Weather - snow
  • Current Air Temp - 4
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ELCI2

    POJU

    Elymus cinereus

    Poa juncifolia

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

    argillic horizon

    18—38

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    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    9/12/2003

    51

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    7
    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

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    1896

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    0

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    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; fine sandy loam; 14 percent clay; weak medium granular, and weak fine granular structure; soft, very friable, nonsticky, nonplastic; 10.0 very fine roots throughout and 10.0 fine roots throughout; fragments; noneffervescent; slightly alkaline, pH 7.8; abrupt smooth boundary. Lab sample # 03N05113
    E—8 to 18 centimeters (3.1 to 7.1 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; fine sandy loam; 12 percent clay; moderate very coarse angular blocky structure; hard, friable, nonsticky, nonplastic; 10.0 very fine roots throughout and 10.0 fine roots throughout; fragments; noneffervescent; strongly alkaline, pH 9.0; abrupt smooth boundary. Lab sample # 03N05114
    Btn—18 to 28 centimeters (7.1 to 11.0 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; clay; 41 percent clay; strong medium columnar, and strong coarse columnar structure; extremely hard, firm, moderately sticky, moderately plastic; 4.0 very fine roots throughout; 95 percent prominent very dark gray (10YR 3/1) clay films on all faces of peds; fragments; noneffervescent; very strongly alkaline, pH 9.6; clear smooth boundary. Lab sample # 03N05115. continuous - phpvsfiid 267963; continuous - phpvsfiid 267963
    Btk—28 to 38 centimeters (11.0 to 15.0 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; silty clay loam; 36 percent clay; moderate very coarse prismatic structure; extremely hard, firm, very sticky, very plastic; 0.5 very fine roots throughout; 70 percent distinct clay films on all faces of peds; fragments; strong effervescence; very strongly alkaline, pH 9.6; clear wavy boundary. Lab sample # 03N05116. continuous - phpvsfiid 267964; continuous - phpvsfiid 267964
    Bz1—38 to 81 centimeters (15.0 to 31.9 inches); yellowish brown (10YR 5/4), pale brown (10YR 6/3), dry; sandy clay loam; 21 percent clay; weak very coarse prismatic, and weak coarse prismatic structure; hard, friable, slightly sticky, nonplastic; 0.5 very fine roots throughout; 70 percent distinct clay films on all faces of peds; fragments; slight effervescence; very strongly alkaline, pH 9.6; clear wavy boundary. Lab sample # 03N05117. continuous - phpvsfiid 267965; continuous - phpvsfiid 267965
    Bz2—81 to 99 centimeters (31.9 to 39.0 inches); brown (10YR 5/3), light yellowish brown (10YR 6/4), dry; clay loam; 27 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; hard, firm, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 70 percent distinct clay films on all faces of peds; 10 percent medium prominent irregular strong brown (7.5YR 5/6) masses of oxidized iron; fragments; noneffervescent; strongly alkaline, pH 8.8; clear wavy boundary. Lab sample # 03N05118. continuous - phpvsfiid 267966; continuous - phpvsfiid 267966
    2C—99 to 152 centimeters (39.0 to 59.8 inches); grayish brown (10YR 5/2), pale brown (10YR 6/3), dry; extremely gravelly sand; 2 percent clay; structureless single grain; loose, nonsticky, nonplastic; 65 percent by volume rounded 2-?-75 millimeter mixed fragments; noneffervescent; strongly alkaline, pH 8.8. Lab sample # 03N05119