IDENTIFIERS

  • Current Taxon Name (Soil Name): Marvan
  • OSD
  • Series Extent
  • User Site ID: S1971MT013009
  • User Pedon ID: S1971MT013009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3718
  • 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: 47.4024048
  • Std. Longitude: -111.6311569
  • Datum: WGS84
  • Township: 19N
  • Range: 1E
  • Section: 17
  • PLSS Details: 800 feet north and 1620 feet west of east 1/4 corner
  • State: Montana
  • County: MT013—Cascade
  • MLRA: 58A—Northern Rolling High Plains, Northern Part
  • Non-MLRA Soil Survey Area: MT613—Cascade County Area, Montana

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, frigid Sodic Haplusterts
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - Marvan
  • Classificaton Date - 2/14/2024
  • Sampled As Information:
  • Soil Name - Marvan
  • Classificaton Date - 9/1/1971
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: alluvial fan
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1971 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    2

    —

    —

    1048

    —

    180

    —

    —

    —

    7.2

    18.3

    -4.4

    —

    —

    —

    —

    —

    —

    —

    —
    AP—0 to 11 centimeters (0.0 to 4.3 inches); light brownish gray (2.5Y 6/2) crushed, grayish brown (2.5Y 5/2) exterior and dark grayish brown (2.5Y 4/2), moist; silty clay; strong very fine and fine granular structure; hard when dry, firm, moderately sticky, moderately plastic; 3.0 fine roots; 21.0 fine pores; fragments; abrupt wavy boundary. Lab sample # 40A28652
    C1—11 to 26 centimeters (4.3 to 10.2 inches); light brownish gray (2.5Y 6/2) crushed, grayish brown (2.5Y 5/2) exterior and dark grayish brown (2.5Y 4/2), moist; silty clay; strong medium and coarse angular blocky parts to strong very fine and fine angular blocky structure; extremely hard, firm, moderately sticky, moderately plastic; 21.0 fine roots; 0.5 medium and 21.0 fine pores; 1 percent lime masses; fragments; strong effervescence; clear wavy boundary. Lab sample # 40A28653
    C2CA—26 to 43 centimeters (10.2 to 16.9 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; silty clay; weak medium prismatic parts to moderate fine and medium angular blocky structure; extremely hard, friable, moderately sticky, very plastic; 3.0 fine roots; 3.0 fine pores; 3 percent gypsum crystals, unspecified and 1 percent fine lime masses; fragments; slight effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 40A28654
    C3CS—43 to 58 centimeters (16.9 to 22.8 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; silty clay; weak medium and coarse angular blocky structure; extremely hard, friable, moderately sticky, very plastic; 3.0 fine roots; 3.0 fine pores; 3 percent gypsum crystals, unspecified and 1 percent fine lime masses; fragments; slight effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 40A28655
    C4CS—58 to 100 centimeters (22.8 to 39.4 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; silty clay; massive; extremely hard, friable, moderately sticky, very plastic; 3.0 fine roots; 3.0 fine pores; 21 percent gypsum crystals, unspecified; fragments; strong effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 40A28656
    2C5—100 to 148 centimeters (39.4 to 58.3 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; silty clay; hard when dry, friable, moderately sticky, moderately plastic; 0.5 fine roots; 3.0 fine pores; 3 percent gypsum crystals, unspecified; fragments; strong effervescence, by hcl, unspecified; diffuse wavy boundary. Lab sample # 40A28657
    2C6—148 to 198 centimeters (58.3 to 78.0 inches); light brownish gray (2.5Y 6/2), olive brown (2.5Y 4/3), moist; loam, clay loam, stratified fine sandy loam; extremely hard, very friable, slightly sticky, slightly plastic; 1 percent gypsum crystals, unspecified; fragments; strong effervescence, by hcl, unspecified. Lab sample # 40A28658