IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 1995MO119003M
  • User Pedon ID: 1995MO119003
  • Transect:
  • User Transect ID - 95-02
  • Transect Stop Number - 1
  • Transect Interval - 75.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9511903
  • 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: 36.5920868
  • Std. Longitude: -94.3284073
  • Datum: WGS84
  • Township: T22N
  • Range: R31W
  • Section: 31
  • PLSS Details: 2150 feet E and 2050 feet N of the SW corner
  • Location Description: 1900' East, 1900' North, SW 1/4, Sec. 31 T.22N. R.31W.
  • Map Unit: 70076—Clarksville-Noark complex, 3 to 15 percent slopes
  • State: Missouri
  • County: MO119—McDonald
  • MLRA: 116A—Ozark Highland
  • MLRA Soil Survey Area: NC-SPM—Springfield, Missouri
  • Non-MLRA Soil Survey Area: MO119—McDonald County, Missouri
  • 7.5 Minute USGS Quad: 36094-E3—Jane, Missouri

    • PEDON

  • Describers Name: KLG, JSE, JAW, TF.
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • 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 - 4/18/2012
  • 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 - 8/24/1995
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone
  • Landscape: plateau
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • 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: 8/24/1995 (actual site observation date)
  • Air Photo ID: 12D
  • 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—18

    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

    15

    —

    —

    351

    —

    358

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 4/3) very cobbly silt loam; weak fine granular structure; very friable; 11.0 very coarse roots and 11.0 fine and medium roots; 10.0 fine and medium interstitial and tubular pores; 10 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments and 30 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, soil test; clear smooth boundary. Lab sample # MU053281
    E—8 to 18 centimeters (3.1 to 7.1 inches); pale brown (10YR 6/3) very cobbly silt loam; weak fine granular structure; very friable; 11.0 very coarse roots and 11.0 fine and medium roots; 10.0 fine and medium interstitial and tubular pores; 10 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments and 40 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, soil test; clear smooth boundary. Lab sample # MU053282
    BE—18 to 38 centimeters (7.1 to 15.0 inches); yellowish brown (10YR 5/4) extremely cobbly silt loam; weak very fine subangular blocky structure; very friable; 1.0 very coarse roots and 11.0 fine and medium roots; 4.0 fine and medium interstitial and tubular pores; 20 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 20 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments and 42 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, soil test; clear smooth boundary. Lab sample # MU053283. continuous - phpvsfiid 150508; continuous - phpvsfiid 150508
    Bt1—38 to 64 centimeters (15.0 to 25.2 inches); brown (7.5YR 5/4) and yellowish brown (10YR 5/4) extremely gravelly silt loam; weak very fine and fine subangular blocky structure; friable; 4.0 very fine and fine roots and 1.0 very coarse roots and 1.0 medium roots; 1.0 fine high-continuity interstitial and 4.0 fine continuous tubular pores; 4 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds and 15 percent faint brown (7.5YR 5/4), moist, clay films on faces of peds; 20 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.3, soil test; clear smooth boundary. Lab sample # MU053284. discontinuous - phpvsfiid 150509; patchy - phpvsfiid 150510; discontinuous - phpvsfiid 150509; patchy - phpvsfiid 150510
    Bt2—64 to 84 centimeters (25.2 to 33.1 inches); 60 percent brown (7.5YR 5/4) and 20 percent strong brown (7.5YR 5/6) and 20 percent red (2.5YR 4/6) extremely gravelly silty clay loam; weak fine subangular blocky structure; friable; 4.0 very fine and fine roots and 1.0 very coarse roots and 1.0 medium roots; 1.0 fine high-continuity interstitial and 3.0 fine continuous tubular pores; 25 percent faint clay films on faces of peds; 10 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments and 70 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, soil test; clear wavy boundary. Lab sample # MU053285. discontinuous - phpvsfiid 150511; discontinuous - phpvsfiid 150511
    2Bt3—84 to 102 centimeters (33.1 to 40.2 inches); red (2.5YR 4/6) and strong brown (7.5YR 5/6) extremely gravelly clay; weak very fine and fine subangular blocky structure; firm; 4.0 very fine and fine roots and 1.0 medium roots; 2.0 very fine high-continuity tubular and 1.0 fine high-continuity interstitial pores; 2 percent prominent black stains on rock fragments and 40 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, soil test; gradual wavy boundary. Lab sample # MU053286. patchy - phpvsfiid 150513; discontinuous - phpvsfiid 150512; patchy - phpvsfiid 150513; discontinuous - phpvsfiid 150512
    2Bt4—102 to 135 centimeters (40.2 to 53.1 inches); red (2.5YR 4/6) and strong brown (7.5YR 5/6) very gravelly silty clay; weak fine and medium subangular blocky structure; very firm; 4.0 very fine and fine roots in cracks and 1.0 medium roots in cracks; 1.0 very fine high-continuity tubular and 1.0 fine high-continuity interstitial pores; 2 percent prominent black stains on all faces of peds and 10 percent prominent pale brown (10YR 6/3), moist, skeletans on vertical faces of peds and 50 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, soil test; diffuse boundary. Lab sample # MU053287. continuous - phpvsfiid 157787; discontinuous - phpvsfiid 150514; patchy - phpvsfiid 157788; continuous - phpvsfiid 157787; discontinuous - phpvsfiid 150514; patchy - phpvsfiid 157788
    2Bt5—135 to 203 centimeters (53.1 to 79.9 inches); red (2.5YR 4/6) and strong brown (7.5YR 5/6) cobbly silty clay; weak fine and medium subangular blocky structure; very firm; 4.0 very fine and fine roots in cracks and 1.0 medium roots in cracks; 1.0 very fine high-continuity tubular and 1.0 fine high-continuity interstitial pores; 2 percent prominent black stains on all faces of peds and 10 percent prominent pale brown (10YR 6/3), moist, skeletans on vertical faces of peds and 30 percent faint red (2.5YR 4/6), moist, clay films on faces of peds; 10 percent by volume angular 75-162-250 millimeter limestone, cherty fragments and 10 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, soil test. Lab sample # MU053288. discontinuous - phpvsfiid 157789; patchy - phpvsfiid 157790; continuous - phpvsfiid 157791; discontinuous - phpvsfiid 157789; patchy - phpvsfiid 157790; continuous - phpvsfiid 157791