IDENTIFIERS

  • Current Taxon Name (Soil Name): Orinoco
  • OSD
  • Series Extent
  • User Site ID: S1989MT041002
  • User Pedon ID: 89MT041002
  • Vegetation Plot ID: S1989MT041002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0336
  • NCSS Pedon Lab Data NASIS Record ID - 61440
  • 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: 48.4693604
  • Std. Longitude: -110.3078003
  • Datum: WGS84
  • Township: 31N
  • Range: 11E
  • Section: 4
  • PLSS Details: 1400 feet W and 1300 feet N of SE corner
  • State: Montana
  • County: MT041—Hill

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, calcareous, frigid Ustic Torriorthents
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Orinoco
  • Classificaton Date - 1/11/2010
  • Moisture Class - ustic
  • Moisture Subclass - ustic
  • Sampled As Information:
  • Soil Name - Orinoco
  • Taxonomic Class - Fine, montmorillonitic (calcareous), frigid Ustic
  • Taxon Kind - series
  • Classificaton Date - 11/1/1989
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Geomorphic Component Hills: side slope
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1989 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    TRITI

    Triticum

    wheat

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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

    6

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    —

    881

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    0

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    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; clay; weak very fine granular structure; hard, firm, very sticky, very plastic; 2.5 very fine roots; fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; abrupt smooth boundary. Lab sample # 89P01858. common very fine roots
    Ap2—8 to 15 centimeters (3.1 to 5.9 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; clay; weak coarse platy, and weak coarse subangular blocky structure; hard, firm, very sticky, very plastic; 2.5 very fine roots; fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; abrupt smooth boundary. Lab sample # 89P01858. common very fine roots
    Bk—15 to 23 centimeters (5.9 to 9.1 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay; weak coarse prismatic, and weak medium and coarse subangular blocky structure; very hard, very firm, very sticky, very plastic; 2.5 very fine roots; 2.5 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. Lab sample # 89P01859. common very fine roots
    Bky—23 to 64 centimeters (9.1 to 25.2 inches); dark olive gray (5Y 3/2), olive gray (5Y 5/2), dry; clay; weak coarse prismatic, and moderate fine and medium subangular blocky structure; very hard, very firm, very sticky, very plastic; 2.5 very fine roots; 2.5 very fine tubular pores; fragments; slight effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. Lab sample # 89P01860. common very fine roots
    2B/Cr—64 to 76 centimeters (25.2 to 29.9 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay; weak fine and medium subangular blocky structure; very hard, very firm, very sticky, very plastic; 2.5 very fine roots; 0.5 very fine tubular pores; fragments; slight effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. Lab sample # 89P01861. common very fine roots
    Cry—76 to 127 centimeters (29.9 to 50.0 inches); olive gray (5Y 5/2), olive gray (5Y 5/2), dry; strong fine and medium platy structure; 0.5 very fine roots; fragments; slight effervescence; neutral, pH 6.6, hellige-truog; clear wavy boundary. few very fine roots
    Cr—127 to 152 centimeters (50.0 to 59.8 inches); olive gray (5Y 5/2), olive gray (5Y 5/2), dry; strong medium and coarse platy structure; fragments; slight effervescence; neutral, pH 6.6, hellige-truog.