IDENTIFIERS

  • Current Taxon Name (Soil Name): Gerdrum
  • OSD
  • Series Extent
  • User Site ID: S1951MT111004
  • User Pedon ID: S1951MT111004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3483
  • NCSS Pedon Lab Data NASIS Record ID - 38598
  • Print Date: 5/31/2024

    • 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: 45.9818726
  • Std. Longitude: -108.1393509
  • Datum: WGS84
  • Township: 3N
  • Range: 29E
  • Section: 29
  • PLSS Details: SW1/4, NE1/4
  • State: Montana
  • County: MT111—Yellowstone
  • MLRA: 58A—Northern Rolling High Plains, Northern Part
  • Non-MLRA Soil Survey Area: MT111—Yellowstone County, Montana
  • 7.5 Minute USGS Quad: 45108-H2—Worden, Montana

    • PEDON

  • Describers Name: W. C. Bourne
  • Current Taxonomic Class: Fine, smectitic, frigid Borollic Natrargids
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Gerdrum
  • Classificaton Date - 7/23/2007
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Arvada
  • Classificaton Date - 8/8/1951
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: terrace
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/8/1951 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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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    A2—0 to 8 centimeters (0.0 to 3.1 inches);, dark grayish brown (2.5Y 4/2), moist; silty clay loam; moderate platy structure; soft, friable, moderately sticky, moderately plastic; fragments. Lab sample # 40A26939
    B21—8 to 23 centimeters (3.1 to 9.1 inches);, dark grayish brown (10YR 4/2), moist; silty clay; prismatic structure; hard, friable, very sticky, very plastic; fragments. Lab sample # 40A26940
    B22t—23 to 46 centimeters (9.1 to 18.1 inches);, brown (10YR 5/3), moist; silty clay loam; strong medium angular blocky structure; very hard, firm, very sticky, very plastic; fragments. Lab sample # 40A26941
    B3—46 to 76 centimeters (18.1 to 29.9 inches);, brown (10YR 5/3), moist; silt loam; weak angular blocky structure; hard, friable, moderately sticky, moderately plastic; fragments. Lab sample # 40A26942
    C1ca—76 to 99 centimeters (29.9 to 39.0 inches);, light olive brown (2.5Y 5/3), moist; loam; massive; soft, friable, slightly sticky, slightly plastic; fragments. Lab sample # 40A26943
    C2ca—99 to 140 centimeters (39.0 to 55.1 inches);, light olive brown (2.5Y 5/3), moist; silt loam; massive; soft, friable, slightly sticky, slightly plastic; fragments. Lab sample # 40A26944