IDENTIFIERS

  • Current Taxon Name (Soil Name): Gerdrum
  • OSD
  • Series Extent
  • User Site ID: S1968MT101003
  • User Pedon ID: S1968MT101003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3672
  • NCSS Pedon Lab Data NASIS Record ID - 39337
  • Print Date: 11/21/2024

    • 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: 48.7554626
  • Std. Longitude: -111.4664536
  • Datum: WGS84
  • Township: 35N
  • Range: 2E
  • Section: 27
  • PLSS Details: 800 feet east and 300 feet north of SW corner
  • State: Montana
  • County: MT101—Toole
  • MLRA: 52—Brown Glaciated Plains
  • Non-MLRA Soil Survey Area: MT101—Toole County, Montana
  • 7.5 Minute USGS Quad: 48111-G4—Cameron Lake, Montana

    • PEDON

  • Describers Name: R. L. Moshier
  • Current Taxonomic Class: Fine, smectitic, frigid Borollic Natrargids
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Gerdrum
  • PSC - 13 to 53 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Toole
  • Classificaton Date - 7/17/1968
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: terrace
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/17/1968 (actual site observation date)
  • Surface Cover Properties:
  • 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

    —

    —

    1067

    —

    305

    —

    —

    5

    20

    -7.8

    —

    —

    —

    —

    —

    —

    —

    —
    AP2—0 to 13 centimeters (0.0 to 5.1 inches); light brownish gray (2.5Y 6/2) and light gray (2.5Y 7/2), dark grayish brown (2.5Y 4/2), moist; silty clay loam; massive; very hard, very friable, slightly sticky, slightly plastic; fragments; abrupt boundary. Lab sample # 40A28309
    0 to 13 centimeters (0.0 to 5.1 inches); fragments. Lab sample # 40A28318
    B21T—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 5/3) crushed and light brownish gray (10YR 6/2) silty clay loam; moderate fine prismatic parts to strong very fine and fine subangular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 3.0 very fine and fine pores; 30 percent clay films on all faces of peds; fragments; noneffervescent; clear wavy boundary. Lab sample # 40A28310. continuous - phpvsfiid 197686; continuous - phpvsfiid 197686
    B22T—23 to 33 centimeters (9.1 to 13.0 inches); light olive brown (2.5Y 5/4) crushed and light olive brown (2.5Y 5/3), olive brown (2.5Y 4/4) crushed and olive brown (2.5Y 4/3), moist; silty clay; strong fine prismatic parts to strong very fine and fine subangular blocky structure; extremely hard, firm, moderately sticky, very plastic; 3.0 very fine and fine pores; 30 percent clay films; fragments; noneffervescent; clear wavy boundary. Lab sample # 40A28311. continuous - phpvsfiid 197687; continuous - phpvsfiid 197687
    B23TCS—33 to 53 centimeters (13.0 to 20.9 inches); light olive brown (2.5Y 5/4) crushed and light olive brown (2.5Y 5/3), olive brown (2.5Y 4/4) crushed and olive brown (2.5Y 4/3), moist; silty clay loam; strong medium prismatic parts to strong fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; clay films; 1 percent fine gypsum threads; fragments; noneffervescent; clear wavy boundary. Lab sample # 40A28312. continuous - phpvsfiid 197688; continuous - phpvsfiid 197688
    B31CACS—53 to 71 centimeters (20.9 to 28.0 inches); light olive brown (2.5Y 5/4) crushed and light olive brown (2.5Y 5/3), olive brown (2.5Y 4/4) crushed and olive brown (2.5Y 4/3), moist; silty clay loam; moderate fine and medium prismatic parts to strong fine and medium subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 1 percent fine gypsum threads; fragments; slight effervescence; clear wavy boundary. Lab sample # 40A28313
    B32CACS—71 to 109 centimeters (28.0 to 42.9 inches); light yellowish brown (2.5Y 6/4) and grayish brown (2.5Y 5/2), light olive brown (2.5Y 5/4) crushed and olive brown (2.5Y 4/3), moist; silty clay loam; moderate medium prismatic parts to weak medium and coarse subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 1 percent fine threadlike lime masses and 1 percent fine gypsum threads; fragments; strong effervescence; abrupt wavy boundary. Lab sample # 40A28314
    2C1CACS—109 to 135 centimeters (42.9 to 53.1 inches); grayish brown (2.5Y 5/2), very dark grayish brown (2.5Y 3/2), moist; silty clay; weak medium and coarse subangular blocky structure; extremely hard, firm, moderately sticky, very plastic; 1 percent lime masses and 1 percent gypsum threads; fragments; slight effervescence. Lab sample # 40A28315
    2C2CS—135 to 165 centimeters (53.1 to 65.0 inches); grayish brown (2.5Y 5/2), very dark grayish brown (2.5Y 3/2), moist; silty clay; weak medium and coarse prismatic structure; extremely hard, firm, moderately sticky, very plastic; fragments; slight effervescence; diffuse wavy boundary. Lab sample # 40A28316
    2C3CS—165 to 196 centimeters (65.0 to 77.2 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; silty clay, clay; massive; extremely hard, firm, moderately sticky, very plastic; fragments; slight effervescence. Lab sample # 40A28317