IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1996MO223128M
  • User Pedon ID: 1996MO223128M
  • User Site Association ID: 7923Captina
  • Transect:
  • Transect Stop Number - 7
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9722324
  • NCSS Pedon Lab Data NASIS Record ID - 32046
  • Print Date: 12/6/2025

    • 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: 36.9293306
  • Std. Longitude: -90.6469167
  • Datum: WGS84
  • Map Unit: 25D—Yelton-Scholten complex, 8 to 15 percent slopes73267—Yelton-Scholten complex, 8 to 15 percent slopes
  • State: Missouri
  • County: MO223—Wayne
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO223—Wayne County, Missouri
  • 7.5 Minute USGS Quad: 36090-H6—Ellsinore, Missouri

    • PEDON

  • Describers Name: DH, RT, SA, KG
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Typic Fragiudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Tonti
  • PSC - 13 to 63 cm.
  • Classificaton Date - 3/9/2021
  • Soil Taxonomic Edition - eighth edition
  • Sampled As Information:
  • Soil Name - Captina
  • Taxonomic Class - Fine-silty, siliceous, active, mesic Typic Fragiudults
  • Taxon Kind - series
  • PSC - 13 to 63 cm.
  • Classificaton Date - 10/28/1996
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • Field Measured Properties: 46 Cation Exc. to Clay x100


    • SITE

  • Parent Material: loess and/or pedisediment derived from limestone and sandstone and/or residuum weathered from dolomite
  • Landscape: plateau
  • Landform: valley side
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Runoff: medium
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/28/1996 (actual site observation date)
  • Air Photo ID: C6
  • 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 Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    —

    64 - 91

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    0—13

    13—91

    64—91

    —-

    —-

    —-
    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

    10

    —

    —

    201

    —

    80

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); dark yellowish brown (10YR 4/4), very pale brown (10YR 7/4), dry; silt loam; moderate very fine and fine subangular blocky structure; friable; 10.0 very fine to medium roots; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU059118
    Bt1—13 to 38 centimeters (5.1 to 15.0 inches); yellowish brown (10YR 5/6) silty clay loam; moderate very fine and fine subangular blocky structure; firm; 3.0 fine and medium roots; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU059119
    Bt2—38 to 51 centimeters (15.0 to 20.1 inches); dark yellowish brown (10YR 4/6) silty clay loam; weak medium prismatic parts to moderate very fine and fine subangular blocky structure; firm; moderate permeability; 5.0 very fine and fine roots; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU059120
    Bt3—51 to 64 centimeters (20.1 to 25.2 inches); 50 percent yellowish brown (10YR 5/4) and 50 percent yellowish brown (10YR 5/6) silt loam; weak medium prismatic parts to moderate very fine and fine subangular blocky structure; firm; 5.0 very fine and fine roots; 10 percent dark yellowish brown (10YR 4/4) clay films; 20 percent strong brown (7.5YR 5/6) masses of oxidized iron and 20 percent fine and medium light brownish gray (10YR 6/2) iron depletions between peds; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU059121
    2Btx—64 to 91 centimeters (25.2 to 35.8 inches); light yellowish brown (10YR 6/4) extremely gravelly loam; massive; very firm; brittle; very slow permeability; 0.5 very fine roots; 10 percent grayish brown (10YR 5/2) clay films; 10 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; diffuse irregular boundary. Lab sample # MU059122
    3BC—91 to 152 centimeters (35.8 to 59.8 inches); brownish yellow (10YR 6/6) gravelly silty clay loam; massive; very firm; 10 percent dark yellowish brown (10YR 4/4) clay films; 20 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments. Lab sample # MU059123