IDENTIFIERS

  • Current Taxon Name (Soil Name): Townhole
  • OSD
  • Series Extent
  • User Site ID: 1997MO119166M
  • User Pedon ID: 1997MO119166
  • User Site Association ID: 8472
  • Transect:
  • User Transect ID - 97-13
  • Transect Stop Number - 3
  • Transect Interval - 100.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9711938
  • Print Date: 5/20/2024

    • 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: 36.7630278
  • Std. Longitude: -94.5676278
  • Datum: WGS84
  • Township: T23N
  • Range: R24W
  • Section: 2
  • PLSS Details: NW 1/4 of the NE 1/4
  • Location Description: NW1/4,NE1/4,SEC 2,T. 23N,R. 24W
  • Map Unit: 70074—Townhole silt loam, 1 to 5 percent slopes
  • State: Missouri
  • County: MO119—McDonald
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO119—McDonald County, Missouri

    • PEDON

  • Describers Name: KLG,JAW,MDO
  • Current Taxonomic Class: Loamy-skeletal, siliceous, active, mesic Oxyaquic Palehumults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Townhole
  • PSC - 41 to 91 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - SND
  • Taxon Kind - series
  • Classificaton Date - 10/26/1997
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium and/or residuum weathered from cherty limestone
  • Landscape: plateau
  • Landform: ridge
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/26/1997 (actual site observation date)
  • Air Photo ID: 1C
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    mollic epipedon

    argillic horizon

    mottles with chroma 2 or less

    0—25

    41—203

    84—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

    4

    —

    —

    331

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 25 centimeters (0.0 to 9.8 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; very gravelly silt loam; moderate fine granular structure; friable; 25.0 very fine and fine roots throughout; 20.0 very fine interstitial and tubular pores; 45 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU058065
    Bt1—25 to 41 centimeters (9.8 to 16.1 inches); 60 percent brown (10YR 4/3) and 40 percent very dark grayish brown (10YR 3/2) very gravelly silt loam; moderate very fine subangular blocky structure; friable; 25.0 very fine and fine roots throughout; 20.0 very fine interstitial and tubular pores; 45 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU058066
    Bt2—41 to 61 centimeters (16.1 to 24.0 inches); dark yellowish brown (10YR 4/4) very gravelly silt loam; weak fine subangular blocky structure; firm; brittle; 15.0 very fine and fine roots throughout; 8.0 very fine interstitial and tubular pores; 5 percent distinct very dark grayish brown (10YR 3/2) organic stains on faces of peds and 10 percent distinct dark yellowish brown (10YR 3/4) clay films on faces of peds; 8 percent fine spherical black (N 2/0) iron-manganese masses between peds; 37 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU058067. 5% brittleness.; patchy - phpvsfiid 150637; patchy - phpvsfiid 150638; patchy - phpvsfiid 150637; patchy - phpvsfiid 150638
    Bt3—61 to 84 centimeters (24.0 to 33.1 inches); dark yellowish brown (10YR 4/4) very gravelly silt loam; weak fine subangular blocky structure; firm; brittle; 10.0 very fine and fine roots throughout; 8.0 very fine interstitial and tubular pores; 20 percent distinct dark yellowish brown (10YR 3/4) clay films on faces of peds; 2 percent fine irregular strong brown (7.5YR 5/8) masses of oxidized iron between peds and 20 percent fine and medium spherical noncoherent cemented black (N 2/0) iron-manganese masses between peds; 55 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; abrupt smooth boundary. Lab sample # MU058068. 10% brittleness.; discontinuous - phpvsfiid 150639; discontinuous - phpvsfiid 150639
    2Bt4—84 to 145 centimeters (33.1 to 57.1 inches); 65 percent red (2.5YR 4/6) and 35 percent strong brown (7.5YR 5/6) very gravelly silt loam; weak fine subangular blocky structure; firm; brittle; 2.0 very fine and fine roots in cracks; 0.5 very fine interstitial pores; 10 percent prominent dark grayish brown (10YR 4/2) clay films in root channels and/or pores and 25 percent distinct red (2.5YR 4/6) clay films on faces of peds and 45 percent distinct light brownish gray (10YR 6/2) skeletans on faces of peds and in pores; 15 percent fine and medium irregular noncoherent cemented black (N 2/0) iron-manganese masses between peds; 50 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU058069. 50% brittleness. Cracks are 1"-2" apart.; continuous - phpvsfiid 150641; discontinuous - phpvsfiid 150642; discontinuous - phpvsfiid 150640; continuous - phpvsfiid 150641; discontinuous - phpvsfiid 150642; discontinuous - phpvsfiid 150640
    2Bt5—145 to 183 centimeters (57.1 to 72.0 inches); red (2.5YR 4/6) extremely gravelly clay; moderate fine subangular blocky structure; firm; 1.0 very fine and fine roots throughout; 1.0 very fine interstitial pores; 5 percent prominent dark grayish brown (10YR 4/2) clay films on faces of peds and 15 percent prominent light brownish gray (10YR 6/2) skeletans on faces of peds and 35 percent distinct red (2.5YR 4/6) clay films on faces of peds; 5 percent fine spherical noncoherent cemented black (N 2/0) iron-manganese masses between peds; 70 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU058070. 50% tripolitic chert.; discontinuous - phpvsfiid 154745; discontinuous - phpvsfiid 159473; discontinuous - phpvsfiid 159474; discontinuous - phpvsfiid 154745; discontinuous - phpvsfiid 159473; discontinuous - phpvsfiid 159474
    2Bt6—183 to 203 centimeters (72.0 to 79.9 inches); red (2.5YR 4/6) very gravelly clay; moderate fine subangular blocky structure; firm; 1.0 very fine interstitial pores; 2 percent prominent dark grayish brown (10YR 4/2) clay films in root channels and/or pores and 7 percent distinct light brownish gray (10YR 6/2) skeletans in root channels and/or pores and 40 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 5 percent fine spherical noncoherent cemented black (N 2/0) iron-manganese masses between peds; 55 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments. Lab sample # MU058071. 100% tripolitic chert.; continuous - phpvsfiid 154852; discontinuous - phpvsfiid 154853; discontinuous - phpvsfiid 159495; continuous - phpvsfiid 154852; discontinuous - phpvsfiid 154853; discontinuous - phpvsfiid 159495