IDENTIFIERS

  • Current Taxon Name (Soil Name): VARNEY
  • OSD
  • Series Extent
  • User Site ID: S1984MT077336
  • User Pedon ID: 84MT077336
  • Vegetation Plot ID: S1984MT077336
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 85P0284
  • NCSS Pedon Lab Data NASIS Record ID - 56000
  • 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: 46.3668404
  • Std. Longitude: -112.7106247
  • Datum: WGS84
  • Township: 7N
  • Range: 9W
  • Section: 15
  • PLSS Details: 450 feet south and 2050 feet west of the northeast corner
  • State: Montana
  • County: MT077—Powell
  • MLRA: 43B—Central Rocky Mountains
  • Non-MLRA Soil Survey Area: MT644—Powell County Area, Montana

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed Aridic Argiborolls
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 336
  • Correlated Information:
  • Soil Name - VARNEY
  • PSC - 10 to 38 cm.
  • Classificaton Date - 8/6/2004
  • Sampled As Information:
  • Soil Name - Not Designated
  • Classificaton Date - 6/1/1984
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: mixed alluvium
  • Landform: fan terrace
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1984 (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

    ACHNA

    BOGR2

    PASM

    PSSP6

    Achnatherum

    Bouteloua gracilis

    Pascopyrum smithii

    Pseudoroegneria spicata

    needlegrass

    blue grama

    western wheatgrass

    bluebunch 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

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    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; clay loam; strong medium granular structure; soft, very friable, moderately sticky, moderately plastic; 21.0 fine and medium roots; 21.0 fine irregular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; moderately acid, pH 5.6, bromcresol purple; clear smooth boundary. Lab sample # 85P01353
    Bt1—10 to 23 centimeters (3.9 to 9.1 inches); dark brown (10YR 3/3), brown (10YR 4/3), dry; clay; moderate medium prismatic parts to strong medium subangular blocky structure; very hard, firm, very sticky, very plastic; 3.0 fine and medium roots; 21.0 very fine and fine tubular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; neutral, pH 6.8, bromthymol blue; clear smooth boundary. Lab sample # 85P01354
    Bt2—23 to 38 centimeters (9.1 to 15.0 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; clay loam; moderate medium prismatic parts to moderate medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 3.0 fine roots; 21.0 very fine and fine tubular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; neutral, pH 7.0, bromthymol blue; clear wavy boundary. Lab sample # 85P01355
    Bk—38 to 61 centimeters (15.0 to 24.0 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; clay loam; weak coarse prismatic parts to moderate medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 3.0 fine roots; 21.0 very fine and fine tubular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; slightly alkaline, pH 7.4, bromthymol blue; clear wavy boundary. Lab sample # 85P01356
    C—61 to 109 centimeters (24.0 to 42.9 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; silty clay loam; massive; hard, very friable, moderately sticky, moderately plastic; 3.0 fine roots; 21.0 very fine and fine tubular and 21.0 very fine and fine irregular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; neutral, pH 7.0, bromthymol blue; clear wavy boundary.
    2C—109 to 152 centimeters (42.9 to 59.8 inches); brown (10YR 4/3), brown (10YR 5/3), dry; gravelly sandy loam; massive; slightly hard, very friable, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 fine irregular pores; 20 percent by volume 2-?-75 millimeter unspecified fragments; neutral, pH 7.2, bromthymol blue.