IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1994MO203033M
  • User Pedon ID: 1994MO203033M
  • Transect:
  • Transect Stop Number - 1
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9461333
  • NCSS Pedon Lab Data NASIS Record ID - 32099
  • Print Date: 11/21/2024

    • 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: 37.0534361
  • Std. Longitude: -91.4884139
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-A4—Bartlett, Missouri

    • PEDON

  • Describers Name: SV, LT
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Typic Fragiudults
  • 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 - Tonti
  • PSC - 20 to 70 cm.
  • Classificaton Date - 3/7/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Typic Fragiudults
  • Taxon Kind - series
  • PSC - 20 to 70 cm.
  • Classificaton Date - 7/26/1994
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 50 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: mixed loess and/or pedisediment and/or residuum
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/26/1994 (actual site observation date)
  • Air Photo ID: 19
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    noncoherent

    74 - 94

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

    ochric epipedon

    argillic horizon

    fragipan

    0—20

    20—175

    56—94

    —-

    —-

    —-
    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

    —

    —

    341

    —

    110

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) silt loam; moderate medium subangular blocky, and weak very fine subangular blocky structure; friable; 6.0 very fine and fine roots; 2.0 very fine interstitial pores; 35 percent distinct very dark grayish brown (10YR 3/2) organic stains; 5 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU051817
    E—10 to 20 centimeters (3.9 to 7.9 inches); brown (10YR 5/3) silt loam; weak medium platy, and weak very fine subangular blocky structure; friable; 2.0 very fine roots and 1.0 medium roots and 0.1 coarse roots; 4.0 very fine tubular pores; 15 percent distinct dark grayish brown (10YR 4/2) organic stains; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU051818
    Bt1—20 to 30 centimeters (7.9 to 11.8 inches); dark yellowish brown (10YR 4/6) silt loam; 21 percent clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots and 0.5 medium roots; 3.0 fine tubular pores; 35 percent distinct yellowish brown (10YR 5/6) clay films; 5 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU051819
    Bt2—30 to 43 centimeters (11.8 to 16.9 inches); strong brown (7.5YR 4/6) silty clay loam; 31 percent clay; moderate fine subangular blocky structure; firm; 0.5 very fine roots and 0.5 medium roots; 2.0 fine vesicular and 2.0 fine tubular pores; 35 percent distinct yellowish red (5YR 4/6) clay films and 35 percent distinct brown (10YR 5/3) silt coats; 5 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU051820
    Bt3—43 to 56 centimeters (16.9 to 22.0 inches); brown (10YR 5/3) silt loam; 29 percent clay; 1 percent pale brown (10YR 6/3) medium prominent mottles; weak fine subangular blocky structure; firm; 0.5 medium roots and 0.1 fine roots; 1.0 fine interstitial and 3.0 fine tubular pores; 15 percent distinct light brownish gray (10YR 6/2) silt coats in root channels and/or pores and 35 percent distinct strong brown (7.5YR 4/6) clay films; 10 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU051821
    Bt4—56 to 74 centimeters (22.0 to 29.1 inches); gray (10YR 5/1) gravelly silt loam; moderate medium platy parts to moderate fine subangular blocky structure; firm; 0.1 fine roots; 4.0 very fine and fine tubular pores; 75 percent prominent strong brown (7.5YR 5/8) clay films and 75 percent prominent yellowish brown (10YR 5/8) clay films; 15 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU051822
    2Btx—74 to 94 centimeters (29.1 to 37.0 inches); light brownish gray (10YR 6/2) gravelly silt loam; moderate medium platy parts to moderate fine angular blocky structure; very firm; brittle; 0.1 very fine roots; 0.5 medium tubular and 0.5 fine vesicular and 3.0 fine tubular pores; 35 percent distinct brown (10YR 5/3) silt coats and 75 percent distinct strong brown (7.5YR 5/6) clay films; 20 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; abrupt wavy boundary. Lab sample # MU051823
    3Bt5—94 to 124 centimeters (37.0 to 48.8 inches); dark yellowish brown (10YR 4/6) gravelly silty clay loam; 35 percent clay; weak medium platy parts to moderate fine subangular blocky structure; firm; 0.1 very fine roots; 4.0 very fine tubular and 0.5 medium tubular pores; 15 percent prominent brown (10YR 5/3) silt coats and 75 percent prominent dark red (2.5YR 3/6) clay films on faces of peds and in pores and 75 percent prominent brown (7.5YR 4/4) clay films on faces of peds and in pores; 25 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU051824
    3Bt61—124 to 150 centimeters (48.8 to 59.1 inches); yellowish red (5YR 4/6) and brownish yellow (10YR 6/6) gravelly loam; 30 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; firm; 0.1 very fine roots; 4.0 very fine tubular pores; 35 percent prominent pale brown (10YR 6/3) silt coats and 75 percent distinct reddish brown (2.5YR 4/4) clay films on lower surfaces of peds or rocks; 20 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # MU051825. Horizon subsampled: 09—49 to 59 inches and 10—59 to 69 inches.
    3Bt62—150 to 175 centimeters (59.1 to 68.9 inches); silt loam; fragments. Lab sample # MU051826