IDENTIFIERS

  • Current Taxon Name (Soil Name): Musselshell
  • OSD
  • Series Extent
  • User Site ID: S1970MT049001
  • User Pedon ID: S1970MT049001
  • Vegetation Plot ID: S1970MT049001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3703
  • NCSS Pedon Lab Data NASIS Record ID - 39368
  • Print Date: 11/13/2024

    • 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: 46.6012878
  • Std. Longitude: -111.9808807
  • Datum: WGS84
  • Township: 10N
  • Range: 3W
  • Section: 28
  • PLSS Details: 250 feet south and 600 feet west of the N1/4 corner
  • State: Montana
  • County: MT049—Lewis and Clark
  • MLRA: 58A—Northern Rolling High Plains, Northern Part
  • Non-MLRA Soil Survey Area: MT630—Lewis and Clark County Area, Montana
  • 7.5 Minute USGS Quad: 46111-E8—East Helena, Montana

    • PEDON

  • Describers Name: J. A. Olsen
  • Current Taxonomic Class: Coarse-loamy, carbonatic, frigid Borollic Calciorthids
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Musselshell
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Musselshell
  • Classificaton Date - 2/1/1970
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: terrace
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/1/1970 (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

    BOGR2

    KOELE

    Bouteloua gracilis

    Koeleria

    blue grama

    Junegrass

    —

    —

    —

    —

    —

    —
    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

    —

    —

    1187

    —

    279

    —

    —

    6.7

    18.9

    -6.1

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 10 centimeters (0.0 to 3.9 inches); gray (10YR 5/1), very dark gray (10YR 3/1), moist; gravelly loam; weak fine platy parts to moderate fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 roots; fragments; slight effervescence; clear smooth boundary. Lab sample # 40A28534; dry when described;
    C1CA—10 to 23 centimeters (3.9 to 9.1 inches); very pale brown (10YR 7/3), brown (10YR 5/3), moist; gravelly loam; weak medium prismatic structure; slightly hard, very friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 fine and medium pores; fragments; violent effervescence; gradual smooth boundary. Lab sample # 40A28535; dry when described;
    C2CA—23 to 49 centimeters (9.1 to 19.3 inches); white (10YR 8/1), pale brown (10YR 6/3), moist; gravelly loam; weak coarse prismatic structure; hard when dry, friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 fine pores; carbonate nodules; fragments; violent effervescence; gradual wavy boundary. Lab sample # 40A28536; moist when described;
    C3CA—49 to 66 centimeters (19.3 to 26.0 inches); white (10YR 8/1), pale brown (10YR 6/3), moist; gravelly loam; weak coarse prismatic structure; hard when dry, friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 very fine and fine pores; fragments; violent effervescence; abrupt wavy boundary. Lab sample # 40A28537; moist when described;
    C4CA—66 to 88 centimeters (26.0 to 34.6 inches); very pale brown (10YR 7/3), yellowish brown (10YR 5/4), moist; very gravelly sandy loam; massive; slightly hard, very friable, slightly sticky, nonplastic; 3.0 fine roots; 21.0 very fine and fine pores; fragments; violent effervescence; clear wavy boundary. Lab sample # 40A28538; moist when described;
    2C5CA—88 to 94 centimeters (34.6 to 37.0 inches); white (10YR 8/1), pale brown (10YR 6/3), moist; gravelly loamy sand; massive; slightly hard, very friable, nonsticky, nonplastic; 0.5 roots; fragments; violent effervescence; clear wavy boundary. Lab sample # 40A28539; moist when described;
    3C6CA—94 to 152 centimeters (37.0 to 59.8 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; gravelly loam; massive; hard when dry, friable, slightly sticky, slightly plastic; 0.5 fine roots; fragments; violent effervescence; gradual smooth boundary. Lab sample # 40A28540; moist when described;
    3C7CA—152 to 183 centimeters (59.8 to 72.0 inches); white (10YR 8/1), pale brown (10YR 6/3), moist; gravelly sandy clay loam; massive; hard when dry, friable, slightly sticky, slightly plastic; fragments; violent effervescence. Lab sample # 40A28541; moist when described;
    3C8CA—183 to 210 centimeters (72.0 to 82.7 inches); fragments. Lab sample # 40A28542; moist when described;