IDENTIFIERS

  • Current Taxon Name (Soil Name): Archin
  • OSD
  • Series Extent
  • User Site ID: S1967MT005002
  • User Pedon ID: S1967MT005002
  • Vegetation Plot ID: S1967MT005002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3654
  • NCSS Pedon Lab Data NASIS Record ID - 39319
  • Print Date: 6/1/2024

    • 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: 48.6666679
  • Std. Longitude: -109.0000000
  • Datum: WGS84
  • Township: 34N
  • Range: 21E
  • Section: 33
  • PLSS Details: 1120 feet west and 400 feet south of northeast corner
  • State: Montana
  • County: MT005—Blaine
  • MLRA: 52—Brown Glaciated Plains

    • PEDON

  • Describers Name: A. A. Anderson and R. L. Moshier
  • Current Taxonomic Class: Fine-loamy, mixed Borollic Natrargids
  • Pedon Record Orgin: NASIS
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Archin
  • Classificaton Date - 7/24/2007
  • Sampled As Information:
  • Soil Name - Theony
  • Classificaton Date - 7/26/1967
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: calcareous clayey subglacial till
  • Landform: glacial till plain
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/26/1967 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BOGR2

    HECOC8

    KOMA

    LYCOP2

    PASM

    Bouteloua gracilis

    Hesperostipa comata ssp. comata

    Koeleria macrantha

    Lycopodium

    Pascopyrum smithii

    blue grama

    needle and thread

    prairie Junegrass

    clubmoss

    western wheatgrass

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    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

    —

    —

    853

    —

    30

    —

    116

    5.5

    19

    -16.5

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 5/3), dark grayish brown (10YR 4/2), moist; loam; weak thin platy, and moderate very fine granular structure; soft, very friable, nonsticky, nonplastic; fragments; clear wavy boundary. Lab sample # 40A28146
    A2—10 to 18 centimeters (3.9 to 7.1 inches); pale brown (10YR 6/3) rubbed, light gray (2.5Y 7/2), moist; loam; moderate thin platy structure; slightly hard, very friable, nonsticky, nonplastic; fragments; abrupt wavy boundary. Lab sample # 40A28147
    Bt2—18 to 30 centimeters (7.1 to 11.8 inches); dark grayish brown (10YR 4/2) and brown (10YR 5/3) crushed, very dark grayish brown (10YR 3/2) and brown (10YR 4/3) crushed, moist; clay loam; strong fine and medium columnar, and strong fine and medium prismatic, and strong fine and medium angular blocky structure; extremely hard, firm, moderately sticky, moderately plastic; thick clay films; fragments; clear wavy boundary. Lab sample # 40A28148. very thin frosting on vertical faces in upper inch
    Bac3—30 to 51 centimeters (11.8 to 20.1 inches); grayish brown (2.5Y 5/2), olive brown (2.5Y 4/3), moist; clay loam; moderate medium prismatic, and moderate medium angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; thin clay films; 30 percent carbonate masses; fragments; strong effervescence; clear wavy boundary. Lab sample # 40A28149. few gravels with lime crusts; few lignite shale chips; patchy - phpvsfiid 291678; patchy - phpvsfiid 291678
    Cac1—51 to 91 centimeters (20.1 to 35.8 inches); light olive brown (2.5Y 5/3), olive brown (2.5Y 4/3), moist; clay loam; moderate medium and coarse prismatic structure; extremely hard, friable, moderately sticky, moderately plastic; 30 percent carbonate masses; fragments; strong effervescence; clear wavy boundary. Lab sample # 40A28150. few lime coated pebbles and a few lignite chips
    Csc2—91 to 140 centimeters (35.8 to 55.1 inches); light olive brown (2.5Y 5/3), olive brown (2.5Y 4/3), moist; clay loam; weak coarse platy, and moderate fine and medium angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 30 percent threadlike gypsum masses and 30 percent gypsum crystal clusters and 10 percent carbonate masses; fragments; slight effervescence; diffuse boundary. Lab sample # 40A28151. few pebbles and lignite chips
    C3—140 to 178 centimeters (55.1 to 70.1 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; clay loam; weak coarse platy structure; extremely hard, friable, moderately sticky, moderately plastic; fragments; slight effervescence. Lab sample # 40A28152