IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 2005MO023005M
  • User Pedon ID: 2005MO023005
  • Vegetation Plot ID: 2005MO023005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0502305
  • Print Date: 2/16/2025

    • 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: 36.7500000
  • Std. Longitude: -90.5833333
  • Datum: WGS84
  • Township: T25N
  • Range: R4E
  • Section: 36
  • PLSS Details: 929 feet E and 236 feet S of the SW corner
  • Country: US—United States
  • State: Missouri
  • County: MO023—Butler
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO605—Butler County and Part of Ripley County, Missouri
  • 7.5 Minute USGS Quad: 36090-G5—Stringtown, Missouri

    • PEDON

  • Describers Name: Leon Thompson, Michael Wyatt
  • Current Taxonomic Class: Loamy-skeletal, siliceous, active, nonacid, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 5
  • Correlated Information:
  • Soil Name - Clarksville
  • PSC - 10 to 60 cm.
  • Classificaton Date - 4/11/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 10 to 60 cm.
  • Classificaton Date - 7/28/2005
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Roubidoux Formation sandy and gravelly slope alluvium derived from sandstone over Roubidoux Formation clayey residuum weathered from limestone and sandstone
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Roubidoux Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/2005 (actual site observation date)
  • Air Photo ID: 36090g5sw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUST

    QUAL

    QUCO2

    CARYA

    THUJA

    Quercus stellata

    Quercus alba

    Quercus coccinea

    Carya

    Thuja

    post oak

    white oak

    scarlet oak

    hybrid hickory

    arborvitae

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

    ochric epipedon

    argillic horizon

    0—10

    10—203

    —10—

    —193—
    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

    12

    —

    —

    157

    —

    340

    —

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 5/3) broken face extremely gravelly silt loam; weak fine granular structure; very friable; 10.0 very fine roots throughout and 10.0 very coarse roots throughout; 10.0 very fine moderate-continuity interstitial pores; 15 percent by volume nonflat subangular strongly coherent cemented 75-?-250 millimeter chert fragments and 15 percent by volume nonflat rounded strongly coherent cemented 250-?-600 millimeter sandstone, unspecified fragments and 30 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments; clear smooth boundary. Lab sample # MU001571; observed in pit, small
    Bt1—10 to 25 centimeters (3.9 to 9.8 inches); brown (7.5YR 5/4) broken face very gravelly silt loam; moderate medium subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 coarse roots throughout; 10.0 fine moderate-continuity tubular pores; 12 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 35 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments; gradual wavy boundary.; observed in pit, small
    Bt2—25 to 41 centimeters (9.8 to 16.1 inches); strong brown (7.5YR 4/6) broken face very gravelly silt loam; moderate medium subangular blocky structure; friable; 0.5 fine roots throughout and 0.5 coarse roots throughout; 3.0 fine moderate-continuity tubular pores; 12 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 40 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments; clear wavy boundary.; observed in pit, small
    Bt3—41 to 61 centimeters (16.1 to 24.0 inches); 70 percent yellowish brown (10YR 5/8) broken face and 30 percent strong brown (7.5YR 4/6) broken face very gravelly clay loam; moderate medium subangular blocky structure; firm; 0.5 fine roots throughout and 0.5 coarse roots throughout; 10.0 very fine moderate-continuity tubular and 10.0 fine moderate-continuity tubular pores; 35 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 40 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments; gradual wavy boundary.; observed in pit, small
    Bt4—61 to 99 centimeters (24.0 to 39.0 inches); 40 percent brownish yellow (10YR 6/6) broken face and 60 percent yellowish brown (10YR 5/4) broken face very gravelly sandy clay loam; moderate medium subangular blocky structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 10.0 very fine moderate-continuity tubular and 10.0 fine moderate-continuity tubular pores; 12 percent prominent dark red (2.5YR 3/6), moist, clay films on rock fragments and 35 percent prominent strong brown (7.5YR 4/6), moist, clay films on all faces of peds and 35 percent prominent gray (10YR 6/1), moist, silt coats on all faces of peds; 20 percent by volume nonflat subangular strongly coherent cemented 75-?-250 millimeter chert fragments and 35 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter sandstone, unspecified fragments; gradual wavy boundary.; observed in pit, small
    Bt5—99 to 142 centimeters (39.0 to 55.9 inches); 80 percent yellowish brown (10YR 5/6) broken face and 20 percent red (2.5YR 4/8) broken face very gravelly sandy clay loam; strong coarse subangular blocky structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 10.0 very fine moderate-continuity tubular pores; 35 percent prominent dark red (10R 3/6), moist, clay films on rock fragments and 35 percent prominent gray (5YR 5/1), moist, clay films on all faces of peds; 10 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter chert fragments and 10 percent by volume flat subangular strongly coherent cemented 380-?-600 millimeter sandstone, unspecified fragments and 30 percent by volume nonflat subrounded strongly coherent cemented 75-?-250 millimeter sandstone, unspecified fragments; gradual wavy boundary.; observed in pit, small
    Bt6—142 to 203 centimeters (55.9 to 79.9 inches); 80 percent dark red (10R 3/6) broken face and 20 percent white (5Y 8/1) broken face extremely gravelly sandy clay; strong coarse subangular blocky structure; very firm; 0.5 very fine roots throughout and 0.5 coarse roots throughout; 10.0 very fine moderate-continuity tubular pores; 12 percent prominent gray (10YR 5/1), moist, clay films on surfaces along root channels and 35 percent faint dusky red (10R 3/4), moist, clay films on all faces of peds; 10 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter chert fragments and 20 percent by volume flat subangular strongly coherent cemented 380-?-600 millimeter sandstone, unspecified fragments and 30 percent by volume nonflat subangular strongly coherent cemented 75-?-250 millimeter sandstone, unspecified fragments.; observed in pit, small