IDENTIFIERS

  • Current Taxon Name (Soil Name): Marias
  • OSD
  • Series Extent
  • User Site ID: S1988MT051012
  • User Pedon ID: 88MT051012
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 88P0772
  • 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: 48.4360199
  • Std. Longitude: -111.0775452
  • Datum: WGS84
  • Township: 31N
  • Range: 5E
  • Section: 22
  • PLSS Details: 200 feet S and 800 feet E of NW corner
  • State: Montana
  • County: MT051—Liberty

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, frigid Aridic Haplusterts
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 12
  • Correlated Information:
  • Soil Name - Marias
  • Classificaton Date - 2/6/2024
  • Sampled As Information:
  • Soil Name - Vanda
  • Taxonomic Class - Fine, montmorillonitic (calcareous), frigid Ustic
  • Taxon Kind - variant
  • Classificaton Date - 6/1/1988
  • Moisture Class - ustic
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: playa or alluvial flat
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1988 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    0—51

    —-
    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

    —

    —

    951

    —

    —

    —

    —

    —

    —

    —

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    —

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    Ap1—0 to 5 centimeters (0.0 to 2.0 inches); grayish brown (2.5Y 5/2), very dark grayish brown (2.5Y 3/2), moist; silty clay; weak fine granular structure; soft, friable, very sticky, very plastic; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 88P04062
    Ap2—5 to 15 centimeters (2.0 to 5.9 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; silty clay; weak fine granular structure; hard, friable, very sticky, very plastic; fragments; strong effervescence; strongly alkaline, pH 8.6, hellige-truog; clear smooth boundary.
    Bk—15 to 51 centimeters (5.9 to 20.1 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; silty clay; weak coarse platy structure; very hard, firm, very sticky, very plastic; fragments; strong effervescence; strongly alkaline, pH 8.6, hellige-truog; clear wavy boundary. Lab sample # 88P04063
    2C1—51 to 107 centimeters (20.1 to 42.1 inches); light gray (2.5Y 7/2), grayish brown (2.5Y 5/2), moist; silt loam; very hard, firm, slightly sticky, slightly plastic; fragments; strong effervescence; strongly alkaline, pH 8.8, hellige-truog; gradual wavy boundary. Lab sample # 88P04064
    2C2—107 to 152 centimeters (42.1 to 59.8 inches); light gray (2.5Y 7/2), grayish brown (2.5Y 5/2), moist; silt loam; hard, very friable, slightly sticky, slightly plastic; fragments; strong effervescence; strongly alkaline, pH 8.8, hellige-truog.