IDENTIFIERS

  • Current Taxon Name (Soil Name): Meagher
  • OSD
  • Series Extent
  • User Site ID: S2006MT624910
  • User Pedon ID: S2006MT107009
  • Vegetation Plot ID: S2006MT624910
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 06N1017
  • NCSS Pedon Lab Data NASIS Record ID - 18848
  • Print Date: 5/6/2025

    • 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: 46.6897240
  • Std. Longitude: -109.8780594
  • Datum: WGS84
  • Location Description: American Fork Ranch.
  • Map Unit: 308B—Meagher gravelly loam, 0 to 4 percent slopes
  • State: Montana
  • County: MT107—Wheatland
  • MLRA: 46—Northern and Central Rocky Mountain Foothills
  • Non-MLRA Soil Survey Area: MT624—Wheatland County Area, Montana
  • 7.5 Minute USGS Quad: 46109-C8—Harlowton SW, Montana

    • PEDON

  • Describers Name: TDL
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, frigid Typic Argiustolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Pedon #: 9
  • Sampled As Information:
  • Soil Name - Meagher
  • Taxonomic Class - Fine-loamy, mixed, superactive, frigid Typic Argiustolls
  • PSC - 12 to 39 cm.
  • Classificaton Date - 8/14/2006
  • Moisture Class - ustic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: and/or calcareous alluvium derived from conglomerate
  • Landscape: foothills
  • Landform: outwash plain
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 1.60 percent- to 250-millimeter 0.01 percent 251- to 600-millimeter
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/14/2006 (actual site observation date)
  • Surface Water Kind: none observed
  • Surface Water Depth: 203
  • Plant Association Name: 46/D/LoDr
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    ELIN7

    Elytrigia intermedia

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    calcic horizon

    0—39

    12—39

    39—58

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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

    2

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    1448

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    45

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    Ap—0 to 12 centimeters (0.0 to 4.7 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), moist; loam; 16 percent clay; moderate fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; 2.0 very fine roots and 2.0 fine roots; 2.0 very fine irregular and 2.0 very fine tubular and 2.0 fine irregular and 2.0 fine tubular pores; fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 8.0; clear wavy boundary. Lab sample # 06N04341; slightly moist when described;
    Bt—12 to 39 centimeters (4.7 to 15.4 inches); dark brown (10YR 3/3), dark yellowish brown (10YR 4/4), moist; loam; 24 percent clay; strong medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 2.0 very fine roots and 2.0 fine roots; 2.0 very fine irregular and 2.0 very fine tubular and 2.0 fine irregular and 2.0 fine tubular pores; 30 percent distinct clay films on all faces of peds; 10 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 8.0; abrupt wavy boundary. Lab sample # 06N04342; slightly moist when described;
    Bk—39 to 58 centimeters (15.4 to 22.8 inches); yellowish brown (10YR 5/4), very pale brown (10YR 8/2), moist; very gravelly loam; 12 percent clay; moderate medium subangular blocky structure; soft, friable, slightly sticky, slightly plastic; 2.0 very fine roots and 1.0 fine roots; 2.0 medium tubular and 2.0 medium irregular and 2.0 fine tubular and 2.0 fine irregular pores; 25 percent fine carbonate masses throughout and 40 percent medium carbonate concretions on bottom of rock fragments; 2 percent by volume 76-?-250 millimeter unspecified fragments and 40 percent by volume 2-?-75 millimeter unspecified fragments; violent effervescence, by hcl, 1n; strongly alkaline, pH 8.6; abrupt wavy boundary. Lab sample # 06N04343; slightly moist when described;
    2C1—58 to 134 centimeters (22.8 to 52.8 inches); extremely gravelly loamy sand; 6 percent clay; soft, very friable, nonsticky, nonplastic; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.4; gradual wavy boundary. Lab sample # 06N04347; moist when described;
    2C1—58 to 134 centimeters (22.8 to 52.8 inches); extremely gravelly loamy sand; 6 percent clay; soft, very friable, nonsticky, nonplastic; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.4; gradual wavy boundary. Lab sample # 06N04344; moist when described;
    2C2—134 to 200 centimeters (52.8 to 78.7 inches); light olive brown (2.5Y 5/4), light yellowish brown (2.5Y 6/4), moist; extremely gravelly sandy loam; 8 percent clay; massive; soft, very friable, slightly sticky, nonplastic; 3.0 medium interstitial and 3.0 fine interstitial pores; 10 percent by volume 76-?-250 millimeter unspecified fragments and 60 percent by volume 2-?-75 millimeter unspecified fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.2. Lab sample # 06N04345; moist when described;