IDENTIFIERS

  • Current Taxon Name (Soil Name): Williams
  • OSD
  • Series Extent
  • User Site ID: S1962MT005001
  • User Pedon ID: S1962MT005001
  • Vegetation Plot ID: S1962MT005001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3342
  • NCSS Pedon Lab Data NASIS Record ID - 38457
  • 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: 48.2899246
  • Std. Longitude: -108.8652420
  • Datum: WGS84
  • Township: 29N
  • Range: 22E
  • Section: 10
  • PLSS Details: 800 feet S and 210 feet E of NW Corner
  • State: Montana
  • County: MT005—Blaine
  • MLRA: 58A—Northern Rolling High Plains, Northern Part
  • Non-MLRA Soil Survey Area: MT608—Blaine County and Part of Phillips County Area, Montana

    • PEDON

  • Describers Name: R. B. Grossman, Quillan, J. L. Walker, A. Anderson, C. A. Mogen and R. L. Moshier.
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, frigid Typic Argiborolls
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Williams
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Sampled As Information:
  • Soil Name - UNNAMED
  • Classificaton Date - 8/22/1962
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: till plain
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments: 3.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/22/1962 (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

    FEID

    KOMA

    PASM

    Festuca idahoensis

    Koeleria macrantha

    Pascopyrum smithii

    Idaho fescue

    prairie Junegrass

    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

    3

    —

    —

    —

    —

    180

    381

    —

    —

    5.6

    20

    -8.9

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); grayish brown (10YR 5/2) and very dark grayish brown (10YR 3/2) and very dark brown (10YR 2/2) exterior loam; weak very fine granular parts to weak fine platy structure; soft, very friable, slightly sticky, slightly plastic; 21.0 roots top of horizon; fragments; noneffervescent; clear smooth boundary. Lab sample # 40A26048. Many lightly stained sand grains and common clear bleached grains of silt.
    B1—5 to 10 centimeters (2.0 to 3.9 inches); dark grayish brown (10YR 4/2) and very dark grayish brown (10YR 3/2) and very dark brown (10YR 2/2) exterior clay loam; moderate medium prismatic parts to moderate fine platy parts to weak very fine granular structure; slightly hard, friable, moderately sticky, slightly plastic; 21.0 roots; 3.0 medium pores; distinct clay films on faces of peds and distinct clay films on sand and gravel; fragments; noneffervescent; clear smooth boundary. Lab sample # 40A26049. Surfaces of all peds have an abundance of sand grains adhering, some of these are stained.; continuous - phpvsfiid 184342; continuous - phpvsfiid 195519; continuous - phpvsfiid 184342; continuous - phpvsfiid 195519
    B21—10 to 20 centimeters (3.9 to 7.9 inches); dark grayish brown (10YR 4/2) and dark brown (10YR 3/3) crushed and dark brown (10YR 3/3) exterior clay loam; moderate and strong fine prismatic parts to strong fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 21.0 fine and medium pores; distinct clay films on faces of peds; fragments; noneffervescent; gradual boundary. Lab sample # 40A26050. Many clear sand grains adhering to surfaces of prisms.; continuous - phpvsfiid 195520; continuous - phpvsfiid 195520
    B22—20 to 33 centimeters (7.9 to 13.0 inches); dark grayish brown (10YR 4/2) and very dark grayish brown (10YR 3/2) clay; strong medium prismatic parts to strong medium subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 medium and 21.0 fine pores; clay films on faces of peds; fragments; noneffervescent; gradual irregular boundary. Lab sample # 40A26051. Common clear sand grains adhering to prism surfaces; some lime spots in the lower part of this horizon.; continuous - phpvsfiid 195521; continuous - phpvsfiid 195521
    B3ca—33 to 51 centimeters (13.0 to 20.1 inches); grayish brown (2.5Y 5/2) and very dark grayish brown (2.5Y 3/2) clay loam; strong medium and coarse prismatic parts to moderate medium subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 3.0 fine and medium pores; clay films on faces of peds and 10YR (10YR) on faces of peds; 1 percent noncoherent cemented carbonate nodules; fragments; strong effervescence; gradual boundary. Lab sample # 40A26052. patchy - phpvsfiid 195522; patchy - phpvsfiid 195522
    C1ca1—51 to 74 centimeters (20.1 to 29.1 inches); olive gray (5Y 5/2) and very dark grayish brown (2.5Y 3/2) and olive brown (2.5Y 4/3) clay loam; 3 percent olive (5Y 5/3) fine mottles; strong very coarse prismatic parts to weak medium and coarse angular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 3.0 pores; 21 percent coarse and very coarse pale yellow (2.5Y 8/2) carbonate nodules; fragments; strong effervescence; gradual boundary. Lab sample # 40A26053. Many nodules are heavily lime coated gravels on under and sides.
    C1ca2—74 to 104 centimeters (29.1 to 40.9 inches); gray (5Y 5/1) and very dark gray (5Y 3/1) and dark grayish brown (2.5Y 4/2) clay loam; 1 percent strong brown (7.5YR 5/6) fine prominent and 21 percent olive brown (2.5Y 4/4) fine distinct mottles; strong very coarse prismatic parts to weak medium and coarse angular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 pores; 3 percent coarse pale yellow (2.5Y 8/2) carbonate nodules; fragments; slight effervescence; gradual boundary. Lab sample # 40A26054. Some nodules are heavily lime coated gravels on under and sides.
    C2—104 to 135 centimeters (40.9 to 53.1 inches); gray (5Y 5/1) and very dark gray (5Y 3/1) clay loam; 1 percent red (2.5YR 5/6) fine prominent and 21 percent yellowish brown (10YR 5/6) medium and coarse prominent mottles; strong very coarse prismatic parts to weak medium and coarse angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 roots; 0.5 pores; 1 percent fine pale yellow (2.5Y 8/2) carbonate nodules; fragments; slight effervescence; gradual boundary. Lab sample # 40A26055
    C3—135 to 157 centimeters (53.1 to 61.8 inches); gray (5Y 5/1) and very dark gray (5Y 3/1) clay loam; 1 percent red (2.5YR 5/6) fine prominent and 21 percent yellowish brown (10YR 5/6) medium and coarse prominent mottles; strong very coarse prismatic parts to weak medium and coarse angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 roots; fragments; slight effervescence; gradual boundary. Lab sample # 40A26056
    C4cs—157 to 180 centimeters (61.8 to 70.9 inches); gray (5Y 5/1) and very dark gray (5Y 3/1) clay loam; 1 percent red (2.5YR 5/6) fine prominent and 21 percent yellowish brown (10YR 5/6) medium and coarse prominent mottles; weak very coarse platy structure; very hard, firm, moderately sticky, moderately plastic; 0.5 roots; 21 percent gypsum crystals, unspecified in cracks and fine gypsum threads; fragments; slight effervescence. Lab sample # 40A26057. Gypsum accumulated in large clusters and in vertical and horizontal seams 1/16 to 1/4 inch thick.
    C5cs—180 to 208 centimeters (70.9 to 81.9 inches); gray (5Y 5/1) and very dark gray (5Y 3/1) clay loam; 1 percent red (2.5YR 5/6) fine prominent and 21 percent yellowish brown (10YR 5/6) medium and coarse prominent mottles; weak very coarse platy structure; very hard, firm, moderately sticky, moderately plastic; 0.5 roots; 3 percent fine gypsum crystals, unspecified; fragments; slight effervescence. Lab sample # 40A26058
    C6—208 to 269 centimeters (81.9 to 105.9 inches); fragments. Lab sample # 40A26059. Sampled with auger for measurement of salinity.
    C7—269 to 305 centimeters (105.9 to 120.1 inches); fragments. Lab sample # 40A26060. Sampled with auger for measurement of salinity.