IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 1994MO223028M
  • User Pedon ID: 1994MO223028
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9422328
  • Print Date: 5/15/2024

    • 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: 37.1552773
  • Std. Longitude: -90.2813873
  • Datum: WGS84
  • Township: T29N
  • Range: R7E
  • Section: 28
  • PLSS Details: 3600 feet E and 1950 feet S of the NW corner
  • Location Description: 3,600 feet east and 1,950 feet south of the northwest corner of sec. 28, T. 29 N., R. 7 E.
  • Map Unit: 73140—Clarksville-Scholten complex, 15 to 45 percent slopes, very stony
  • State: Missouri
  • County: MO223—Wayne
  • MLRA: 116A—Ozark Highland
  • MLRA Soil Survey Area: NC-SPM—Springfield, Missouri
  • Non-MLRA Soil Survey Area: MO223—Wayne County, Missouri
  • 7.5 Minute USGS Quad: 37090-B3—Lowndes, Missouri

    • PEDON

  • Describers Name: DH
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Clarksville
  • PSC - 38 to 88 cm.
  • Classificaton Date - 4/1/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 38 to 88 cm.
  • Classificaton Date - 1/10/1994
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 31 Cation Exc. to Clay x100


    • SITE

  • Parent Material: slope alluvium derived from cherty limestone over residuum weathered from cherty limestone
  • Landscape: plateau
  • Landform: valley side
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/10/1994 (actual site observation date)
  • Air Photo ID: 2207-87
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—38

    38—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

    20

    —

    —

    162

    —

    150

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 2 centimeters (0.0 to 0.8 inches); slightly decomposed plant material; fragments; abrupt wavy boundary.
    A—2 to 15 centimeters (0.8 to 5.9 inches); very dark brown (10YR 2/2), grayish brown (10YR 5/2), dry; very gravelly silt loam; weak fine granular structure; very friable; 6.0 very fine to medium roots and 0.5 coarse roots; 10 percent by volume 75-162-250 millimeter unspecified fragments and 45 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # MU012447
    E—15 to 38 centimeters (5.9 to 15.0 inches); yellowish brown (10YR 5/4), very pale brown (10YR 7/3), dry; very gravelly silt loam; weak fine granular structure; very friable; 6.0 very fine to medium roots and 0.5 coarse roots; 10 percent by volume 75-162-250 millimeter unspecified fragments and 45 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU012448
    Bt1—38 to 81 centimeters (15.0 to 31.9 inches); yellowish red (5YR 5/6) very gravelly silt loam; 1 percent red (2.5YR 4/6) fine and medium prominent mottles; moderate fine subangular blocky structure; firm; 0.5 very fine to medium roots; 30 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter unspecified fragments and 35 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.4, hellige-truog; gradual wavy boundary. Lab sample # MU012449. discontinuous - phpvsfiid 133398; discontinuous - phpvsfiid 133398
    2Bt2—81 to 122 centimeters (31.9 to 48.0 inches); red (2.5YR 4/6) very gravelly clay; 5 percent strong brown (7.5YR 4/6) fine and coarse prominent mottles; moderate fine angular blocky structure; very firm; 0.5 very fine and fine roots; 30 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter unspecified fragments and 10 percent by volume 250-425-600 millimeter unspecified fragments and 35 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.3, hellige-truog; gradual wavy boundary. Lab sample # MU012450. discontinuous - phpvsfiid 133399; discontinuous - phpvsfiid 133399
    2Bt3—122 to 157 centimeters (48.0 to 61.8 inches); red (2.5YR 4/6) very gravelly clay; 5 percent strong brown (7.5YR 4/6) fine and coarse prominent mottles; moderate fine angular blocky structure; very firm; 0.5 very fine roots; 30 percent faint clay films on faces of peds; 5 percent by volume 250-425-600 millimeter unspecified fragments and 10 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.3, hellige-truog; gradual wavy boundary. Lab sample # MU012451. patchy - phpvsfiid 133389; patchy - phpvsfiid 133389
    2Bt4—157 to 203 centimeters (61.8 to 79.9 inches); red (2.5YR 4/6) gravelly clay; 5 percent strong brown (7.5YR 4/6) fine and coarse prominent mottles; weak fine prismatic parts to strong very fine and fine angular blocky structure; very firm; 0.5 very fine and fine roots; 30 percent faint clay films on faces of peds; 5 percent by volume 75-162-250 millimeter unspecified fragments and 5 percent by volume 250-425-600 millimeter unspecified fragments and 15 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.2, hellige-truog. Lab sample # MU012452. patchy - phpvsfiid 133390; patchy - phpvsfiid 133390