IDENTIFIERS

  • Current Taxon Name (Soil Name): Townhole
  • OSD
  • Series Extent
  • User Site ID: 2008MO059005M
  • User Pedon ID: 2008MO059005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0805905
  • Print Date: 12/12/2024

    • 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: 37.8425000
  • Std. Longitude: -92.9251111
  • Datum: WGS84
  • Township: T36N
  • Range: R18W
  • Section: 21
  • PLSS Details: 1441 feet E and 1218 feet N of the SW corner
  • Country: US—United States
  • State: Missouri
  • County: MO059—Dallas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO059—Dallas County, Missouri
  • 7.5 Minute USGS Quad: 37092-G8—Leadmine, Missouri

    • PEDON

  • Describers Name: Brian Fredrick, Gene Campbell, Jeff Woodward, Dick Henderson
  • Current Taxonomic Class: Loamy-skeletal, siliceous, active, mesic Oxyaquic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 5
  • Correlated Information:
  • Soil Name - Townhole
  • PSC - 25 to 75 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Crackerneck
  • Taxon Kind - series
  • PSC - 25 to 75 cm.
  • Classificaton Date - 11/3/2008
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty slope alluvium derived from igneous, metamorphic and sedimentary rock over clayey slope alluvium derived from igneous, metamorphic and sedimentary rock
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Gasconade Dolomite formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/3/2008 (actual site observation date)
  • Air Photo ID: 37092g8
  • Surface Water Kind: none observed
  • 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 sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    lithologic discontinuity

    0—25

    25—203

    79—203

    —25—

    —178—

    —124—
    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

    21.5

    —

    —

    285

    —

    256

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2) exterior very gravelly fine sandy loam; 46 percent sand; 47 percent silt; 7 percent clay; weak fine granular structure; very friable; 10 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002179; observed in pit, small
    BE—5 to 25 centimeters (2.0 to 9.8 inches); yellowish brown (10YR 5/4) exterior very gravelly silt loam; 41 percent sand; 52 percent silt; 7 percent clay; weak very fine subangular blocky structure; very friable; 10 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002180; observed in pit, small
    Bt1—25 to 46 centimeters (9.8 to 18.1 inches); light yellowish brown (10YR 6/4) broken face very gravelly loam; 33 percent sand; 45 percent silt; 22 percent clay; weak fine subangular blocky structure; friable; 15 percent strong brown (7.5YR 4/6), moist, clay films; 5 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments and 35 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002181; observed in pit, small
    Bt2—46 to 64 centimeters (18.1 to 25.2 inches); strong brown (7.5YR 4/6) broken face very gravelly loam; 36 percent sand; 40 percent silt; 24 percent clay; weak fine subangular blocky structure; friable; 20 percent strong brown (7.5YR 4/6), moist, clay films; 55 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002182; observed in pit, small
    Bt3—64 to 79 centimeters (25.2 to 31.1 inches); 60 percent strong brown (7.5YR 4/6) broken face and 30 percent yellowish brown (10YR 5/6) broken face and 10 percent light brownish gray (10YR 6/2) broken face extremely gravelly loam; 33 percent sand; 45 percent silt; 22 percent clay; weak fine subangular blocky structure; friable; 10 percent strong brown (7.5YR 4/6), moist, clay films; 5 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments and 65 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002183; observed in pit, small
    2Bt4—79 to 127 centimeters (31.1 to 50.0 inches); 80 percent red (2.5YR 4/6) broken face and 20 percent strong brown (7.5YR 4/6) broken face clay; 20 percent sand; 14 percent silt; 66 percent clay; moderate fine angular blocky structure; very firm; 20 percent red (2.5YR 4/6), moist, clay films; 5 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU002184; observed in pit, small
    2Bt5—127 to 203 centimeters (50.0 to 79.9 inches); 70 percent red (2.5YR 4/6) broken face and 30 percent strong brown (7.5YR 4/6) broken face clay; 6 percent sand; 9 percent silt; 85 percent clay; moderate fine angular blocky structure; very firm; 25 percent red (2.5YR 4/6), moist, clay films; 5 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments. Lab sample # MU002185; observed in pit, small