IDENTIFIERS

  • Current Taxon Name (Soil Name): Monad
  • OSD
  • Series Extent
  • User Site ID: S1964MT013002
  • User Pedon ID: S1964MT013002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3618
  • NCSS Pedon Lab Data NASIS Record ID - 39283
  • Print Date: 12/4/2024

    • LOCATION

  • State: Montana
  • County: MT013—Cascade
  • MLRA: 46—Northern and Central Rocky Mountain Foothills
  • Non-MLRA Soil Survey Area: MT613—Cascade County Area, Montana

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed, superactive Argic Cryoborolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Monad
  • PSC - 53 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Sampled As Information:
  • Soil Name - Monad
  • Classificaton Date - 7/1/1964
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1964 (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

    6

    —

    —

    1432

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A1—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; loam; moderate fine granular structure; soft, very friable, slightly sticky, slightly plastic; 21.0 very fine and fine roots; 21.0 very fine and fine pores; 75 percent between sand grains; fragments; clear wavy boundary. Lab sample # 40A27808
    0 to 36 centimeters (0.0 to 14.2 inches); fragments. Lab sample # 40A27817
    A&B—23 to 36 centimeters (9.1 to 14.2 inches); dark grayish brown (10YR 4/2), grayish brown (10YR 5/2), dry; clay loam; moderate very fine and fine subangular blocky structure; hard when dry, friable, moderately sticky, moderately plastic; 21.0 very fine and fine roots; 21.0 very fine and fine tubular pores; 75 percent faint gray (10YR 6/1) between sand grains; fragments; gradual boundary. Lab sample # 40A27809
    B&A—36 to 53 centimeters (14.2 to 20.9 inches); brown (10YR 4/3) crushed and very dark grayish brown (10YR 3/2) exterior, brown (10YR 5/3) crushed and light brownish gray (10YR 6/2) exterior, dry; clay loam; weak medium prismatic parts to moderate fine subangular blocky structure; very hard, firm, very sticky, moderately plastic; 3.0 very fine and fine roots; 21.0 very fine and fine tubular pores; 10 percent distinct clay films and 75 percent faint clay films between sand grains; fragments; clear wavy boundary. Lab sample # 40A27810
    B21T—53 to 76 centimeters (20.9 to 29.9 inches); dark grayish brown (10YR 4/2) crushed and dark brown (10YR 3/3) exterior, light brownish gray (10YR 6/2) crushed and pale brown (10YR 6/3) exterior, dry; clay; weak medium prismatic parts to strong very fine and fine angular blocky structure; extremely hard, firm, very sticky, moderately plastic; 3.0 very fine and fine roots; 21.0 very fine and fine tubular pores; 75 percent distinct clay films and 75 percent faint light gray (10YR 7/2) clay films between sand grains; fragments; gradual wavy boundary. Lab sample # 40A27811
    B22T—76 to 102 centimeters (29.9 to 40.2 inches); brown (10YR 4/3) crushed and very dark grayish brown (10YR 3/2) exterior, pale brown (10YR 6/3) crushed and pale brown (10YR 6/3) exterior, dry; clay; weak medium platy parts to moderate medium angular blocky structure; extremely hard, firm, very sticky, moderately plastic; 0.5 very fine and fine roots; 21.0 fine and medium tubular pores; 30 percent faint between sand grains and 75 percent prominent clay films; fragments; gradual wavy boundary. Lab sample # 40A27812
    81 to 114 centimeters (31.9 to 44.9 inches); fragments. Lab sample # 40A27818
    2B23T—102 to 124 centimeters (40.2 to 48.8 inches); brown (10YR 4/3) and dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2) and pale brown (10YR 6/3), dry; stony clay; moderate medium subangular blocky structure; extremely hard, firm, very sticky, moderately plastic; 0.5 very fine and fine roots; 21.0 fine and medium tubular pores; distinct clay films; fragments; clear wavy boundary. Lab sample # 40A27813
    2B24T—124 to 168 centimeters (48.8 to 66.1 inches); brown (7.5YR 5/4) crushed and brown (7.5YR 4/4) exterior, very pale brown (10YR 7/4) crushed and light yellowish brown (10YR 6/4) exterior, dry; stony clay; strong fine and medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 21.0 fine and medium tubular pores; distinct clay films; fragments; gradual wavy boundary. Lab sample # 40A27814
    140 to 178 centimeters (55.1 to 70.1 inches); fragments. Lab sample # 40A27819
    2B25TB—168 to 188 centimeters (66.1 to 74.0 inches); brown (7.5YR 5/4) crushed and brown (7.5YR 4/4) exterior, very pale brown (10YR 7/4) crushed and light yellowish brown (10YR 6/4) exterior, dry; clay; strong fine and medium angular blocky structure; extremely hard, firm, very sticky, moderately plastic; 3.0 very fine and fine tubular pores; distinct clay films and 75 percent pressure faces; fragments. Lab sample # 40A27815
    4C1B—188 to 218 centimeters (74.0 to 85.8 inches); brown (7.5YR 4/4), light yellowish brown (10YR 6/4), dry; stony sandy clay; weak medium and coarse platy parts to weak fine and medium angular blocky structure; extremely hard, firm, very sticky, moderately plastic; 3.0 very fine and fine tubular pores; distinct pressure faces; fragments. Lab sample # 40A27816