IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 1995MO221004M
  • User Pedon ID: 1995MO221004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9522104
  • 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: 38.9825000
  • Std. Longitude: -91.0441667
  • Datum: WGS84
  • Township: T38N
  • Range: R1W
  • Section: 28
  • PLSS Details: 1310 feet E and 2880 feet S of the NW corner
  • Location Description: 1310 ft. east and 2880 ft. south of the NW corner of sec. 28, T38N, R1W
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: D. Skaer, G Lindgren
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 31 to 81 cm.
  • Classificaton Date - 12/12/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from cherty limestone
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: somewhat excessively
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/12/1995 (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

    42

    —

    —

    329

    —

    164

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    —

    —

    —

    —

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments. Partially decomposed roots, leaves, and twigs.
    A—3 to 13 centimeters (1.2 to 5.1 inches); grayish brown (10YR 5/2) and very dark grayish brown (10YR 3/2), light gray (10YR 7/2), dry; very gravelly coarse sandy loam; weak very fine subangular blocky parts to moderate very fine granular structure; very friable; 6.0 very fine and fine roots and 3.0 medium and coarse roots; 2.0 very fine and fine interstitial and tubular pores; 40 percent distinct organic stains on faces of peds; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 3.9, hellige-truog; clear smooth boundary. Lab sample # MU012012
    E—13 to 31 centimeters (5.1 to 12.2 inches); pale brown (10YR 6/3) gravelly silt loam; weak fine subangular blocky, and moderate very fine subangular blocky structure; friable; 7.0 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent distinct skeletans on faces of peds; 35 percent by volume 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; gradual smooth boundary. Lab sample # MU012013
    Bt1—31 to 61 centimeters (12.2 to 24.0 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; weak fine subangular blocky parts to moderate very fine granular structure; friable; 2.0 very fine and fine roots and 0.5 medium and coarse roots; 2.0 very fine and fine interstitial and tubular pores; 10 percent distinct clay films on faces of peds and 60 percent distinct skeletans on faces of peds; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog; gradual smooth boundary. Lab sample # MU012014
    Bt2—61 to 82 centimeters (24.0 to 32.3 inches); reddish yellow (7.5YR 6/6) extremely gravelly silty clay loam; moderate fine subangular blocky structure; friable; 0.5 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 10 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; gradual smooth boundary. Lab sample # MU012015
    2Bt3—82 to 125 centimeters (32.3 to 49.2 inches); yellowish red (5YR 5/8) and strong brown (7.5YR 5/6) very gravelly clay; moderate very fine subangular blocky structure; firm; 0.5 very fine and fine roots; 0.5 very fine and fine interstitial and tubular pores; 30 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 45 percent by volume 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; clear smooth boundary. Lab sample # MU012016
    2Bt4—125 to 166 centimeters (49.2 to 65.4 inches); yellowish red (5YR 5/8) and red (2.5YR 4/8) extremely gravelly clay; moderate very fine subangular blocky structure; very firm; 0.5 very fine and fine roots; 0.5 very fine and fine interstitial and tubular pores; 30 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 65 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; gradual smooth boundary. Lab sample # MU012017
    2Bt5—166 to 186 centimeters (65.4 to 73.2 inches); red (2.5YR 4/8) and yellowish red (5YR 5/8) gravelly clay; moderate very fine subangular blocky structure; firm; 0.5 very fine and fine interstitial and tubular pores; 30 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog. Lab sample # MU012018