IDENTIFIERS

  • Current Taxon Name (Soil Name): Tilk
  • OSD
  • Series Extent
  • User Site ID: 2007MO179019M
  • User Pedon ID: 2007MO179019
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0717919
  • Print Date: 11/23/2024

    • 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: 37.5487083
  • Std. Longitude: -90.8458306
  • Datum: WGS84
  • Township: T33N
  • Range: R2E
  • Section: 8
  • PLSS Details: 895 feet W and 542 feet N of the SE corner
  • Country: US—United States
  • State: Missouri
  • County: MO179—Reynolds
  • MLRA: 116C—St. Francois Knobs and Basins
  • Non-MLRA Soil Survey Area: MO179—Reynolds County, Missouri
  • 7.5 Minute USGS Quad: 37090-E7—Johnson Shut-ins, Missouri

    • PEDON

  • Describers Name: Dennis Meinert, John Horton, Leon Thompson, Jennifer Pellett
  • Current Taxonomic Class: Loamy-skeletal, siliceous, active, mesic Typic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 19
  • Correlated Information:
  • Soil Name - Tilk
  • PSC - 43 to 93 cm.
  • Classificaton Date - 4/11/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Relfe
  • Taxon Kind - series
  • PSC - 43 to 93 cm.
  • Classificaton Date - 1/24/2007
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: gravelly alluvium derived from cherty limestone over loamy alluvium derived from cherty limestone over sandy and gravelly alluvium derived from igneous and sedimentary rock
  • Landscape: river valley
  • Landform: terrace
  • Geomorphic Component Hills: base slope
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: rare flooding for extremely brief periods
  • Ponding: none ponding
  • Geology: Bonneterre Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/24/2007 (actual site observation date)
  • Air Photo ID: 37090e7sw
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - barren land
  • Site Obs. Cover Kind 2 - other barren
  • 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

    0—43

    43—104

    —43—

    —61—
    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

    1.5

    —

    —

    256

    —

    100

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 25 centimeters (0.0 to 9.8 inches); dark yellowish brown (10YR 3/4) rubbed very gravelly coarse sandy loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable; 3.0 medium roots throughout and 3.0 fine roots throughout; 0.5 fine moderate-continuity tubular pores; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 40 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU006444; observed in pit, small
    BA—25 to 43 centimeters (9.8 to 16.9 inches); brown (7.5YR 4/4) interior very gravelly coarse sandy loam; weak fine subangular blocky structure; friable; 0.5 medium roots throughout and 0.5 fine roots throughout; 0.5 medium moderate-continuity tubular and 3.0 fine moderate-continuity tubular pores; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 35 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU006445; observed in pit, small
    2Bt1—43 to 66 centimeters (16.9 to 26.0 inches); dark yellowish brown (10YR 4/4) interior gravelly loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable; 0.5 medium roots throughout and 0.5 fine roots throughout; 10.0 medium moderate-continuity tubular and 10.0 fine moderate-continuity tubular and 10.0 coarse moderate-continuity tubular pores; 12 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 20 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU006446; observed in pit, small
    2Bt2—66 to 76 centimeters (26.0 to 29.9 inches); brown (7.5YR 4/4) interior gravelly loam; weak fine subangular blocky structure; friable; 0.5 medium roots throughout and 3.0 fine roots throughout and 0.5 coarse roots throughout; 10.0 fine moderate-continuity tubular and 0.5 coarse moderate-continuity tubular pores; 12 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 30 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU006447; observed in pit, small
    3Bt3—76 to 104 centimeters (29.9 to 40.9 inches); dark yellowish brown (10YR 4/4) interior extremely gravelly coarse sandy loam; single grain; loose; 0.5 very fine roots throughout and 0.5 fine roots throughout; 10.0 coarse moderate-continuity interstitial pores; 12 percent faint brown (7.5YR 4/4), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 5 percent by volume nonflat subrounded indurated 2-?-75 millimeter rhyolite fragments and 90 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; gradual wavy boundary. Lab sample # MU006448; observed in pit, small
    4C—104 to 140 centimeters (40.9 to 55.1 inches); brown (7.5YR 4/4) interior extremely gravelly coarse sand; single grain; loose; 10.0 medium moderate-continuity interstitial and 10.0 fine moderate-continuity interstitial pores; 5 percent by volume nonflat subrounded indurated 2-?-75 millimeter rhyolite fragments and 75 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments. Lab sample # MU006449; observed in pit, small