IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1993MO203027M
  • User Pedon ID: 1993MO203027M
  • Transect:
  • User Transect ID - shannon-FISKE
  • Transect Stop Number - 4
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9361327
  • NCSS Pedon Lab Data NASIS Record ID - 31301
  • Print Date: 1/31/2025

    • 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: 37.3389389
  • Std. Longitude: -91.6265167
  • Datum: WGS84
  • Township: T31N
  • Range: R6W
  • Section: 32
  • PLSS Details: 1300 feet N and 800 feet E of the SW corner
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C6—Hartshorn, Missouri

    • PEDON

  • Describers Name: JDC, SV, JW
  • 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 - 18 to 51 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 - 18 to 51 cm.
  • Classificaton Date - 10/5/1993
  • 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: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: summit
  • Slope Position: on a slope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/5/1993 (actual site observation date)
  • Air Photo ID: 6
  • 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 Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    noncoherent

    51 - 69

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

    ochric epipedon

    argillic horizon

    fragipan

    0—18

    18—51

    51—69

    —-

    —-

    —-
    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

    5

    —

    —

    354

    —

    260

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) silt loam; moderate medium subangular blocky structure; friable; 3.0 very fine roots; 0.9 fine interstitial and tubular pores; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; neutral, pH 6.7, hellige-truog; clear smooth boundary. Lab sample # MU049413
    Bt1—18 to 64 centimeters (7.1 to 25.2 inches); brown (7.5YR 4/4) silty clay loam; moderate fine angular blocky structure; firm; 3.0 very fine roots; 3.0 fine tubular pores; 30 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds; 10 percent fine brown (10YR 4/3) worm casts throughout; 3 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU049414
    Bt2—38 to 51 centimeters (15.0 to 20.1 inches); 50 percent brown (7.5YR 4/4) and 50 percent dark yellowish brown (10YR 4/4) gravelly silty clay loam; weak fine subangular blocky structure; friable; 3.0 very fine roots; 3.0 fine tubular pores; 30 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds; 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 # MU049415
    2Btx—51 to 69 centimeters (20.1 to 27.2 inches); 60 percent brown (10YR 5/3) and 40 percent yellowish brown (10YR 5/6) very gravelly silt loam; weak fine prismatic parts to moderate fine subangular blocky structure; firm; brittle; 0.9 very fine roots; 3.0 fine tubular and vesicular pores; 30 percent distinct gray (10YR 6/1), moist, clay films on faces of peds and in pores; 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU049416
    3Bt3—69 to 130 centimeters (27.2 to 51.2 inches); dark red (2.5YR 3/6) clay; moderate medium prismatic parts to strong fine angular blocky structure; firm; 0.9 fine tubular pores; 30 percent prominent dark red (10R 3/6), moist, clay films on faces of peds and 30 percent distinct gray (7.5YR 6/1), moist, clay films on faces of peds and 30 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and in pores; 2 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.4, hellige-truog; clear wavy boundary. Lab sample # MU049417
    3Bt4—130 to 178 centimeters (51.2 to 70.1 inches); 33 percent dark red (10R 3/6) and 33 percent yellowish red (5YR 4/6) and 33 percent gray (7.5YR 6/1) gravelly clay; weak medium angular blocky parts to strong fine angular blocky structure; very firm; 0.9 fine tubular pores; 70 percent prominent red (5R 4/6), moist, pressure faces on faces of peds; 2 percent by volume nonflat subangular indurated 250-425-600 millimeter chert fragments and 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 10 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.3, hellige-truog. Lab sample # MU049418