IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 1997MO153214M
  • User Pedon ID: 1997MO153214
  • User Site Association ID: 7726
  • Transect:
  • User Transect ID - 105
  • Transect Stop Number - 4
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9815301
  • Print Date: 3/31/2025

    • 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: 36.7851278
  • Std. Longitude: -92.7316361
  • Datum: WGS84
  • Township: T24N
  • Range: R16W
  • Section: 5
  • PLSS Details: 525 feet W and 150 feet N of the SE corner
  • Location Description: 525 feet west and 150 feet north of the SE corner of sec. 5, T. 24 N., 16 W
  • Map Unit: 73237—Clarksville very gravelly silt loam, 3 to 15 percent slopes
  • State: Missouri
  • County: MO153—Ozark
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO153—Ozark County, Missouri

    • PEDON

  • Describers Name: BF, GC, KS
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Clarksville
  • PSC - 36 to 86 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 36 to 86 cm.
  • Classificaton Date - 10/16/1997
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 20.200001 percent of Percent clay in the control section


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landform: ridge
  • Hill Slope Profile: summit
  • Drainage Class: somewhat excessively
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/16/1997 (actual site observation date)
  • Air Photo ID: 2-1
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—36

    36—203

    —-

    —-
    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

    11

    —

    —

    430

    —

    232

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) extremely gravelly silt loam; moderate fine granular structure; friable; 7.0 fine to coarse roots; 7.0 very fine and fine interstitial pores; 70 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU060808
    E1—10 to 20 centimeters (3.9 to 7.9 inches); pale brown (10YR 6/3) extremely gravelly silt loam; moderate fine granular structure; friable; 7.0 fine to coarse roots; 7.0 very fine and fine interstitial pores; 35 percent distinct dark grayish brown (10YR 4/2) organic stains; 65 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU060809
    E2—20 to 36 centimeters (7.9 to 14.2 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky structure; friable; 7.0 fine to coarse roots; 7.0 fine and medium interstitial pores; 45 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU060810
    Bt1—36 to 58 centimeters (14.2 to 22.8 inches); 50 percent pale brown (10YR 6/3) and 50 percent yellowish brown (10YR 5/4) extremely gravelly silt loam; moderate fine subangular blocky structure; friable; 7.0 fine and medium roots; 3.0 fine interstitial pores; 15 percent distinct clay films; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU060811
    Bt2—58 to 102 centimeters (22.8 to 40.2 inches); strong brown (7.5YR 5/6) very gravelly silt loam; moderate medium subangular blocky structure; firm; 3.0 fine roots; 3.0 very fine and fine discontinuous tubular pores; 20 percent prominent pale brown (10YR 6/3) silt coats and 30 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU060812
    2Bt3—102 to 119 centimeters (40.2 to 46.9 inches); 60 percent red (2.5YR 4/6) and 30 percent yellowish brown (10YR 5/4) and 10 percent gray (10YR 5/1) gravelly clay; moderate fine and medium subangular blocky structure; firm; 0.5 fine roots; 0.5 fine discontinuous tubular pores; 30 percent distinct clay films on faces of peds; 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog; gradual wavy boundary. Lab sample # MU060813
    2Bt4—119 to 150 centimeters (46.9 to 59.1 inches); 60 percent dark red (2.5YR 3/6) and 30 percent gray (10YR 6/1) and 10 percent yellowish brown (10YR 5/6) very gravelly clay; moderate fine subangular blocky structure; firm; 0.5 very fine and fine discontinuous tubular pores; 50 percent prominent clay films on faces of peds; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; gradual wavy boundary. Lab sample # MU060814
    2Bt5—150 to 203 centimeters (59.1 to 79.9 inches); 70 percent dark red (2.5YR 3/6) and 30 percent gray (10YR 6/1) very gravelly clay; strong medium subangular blocky structure; firm; 0.5 very fine and fine discontinuous tubular pores; 50 percent prominent clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog. Lab sample # MU060815