IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1993MO203019M
  • User Pedon ID: 1993MO203019M
  • Transect:
  • Transect Stop Number - 3
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9361319
  • NCSS Pedon Lab Data NASIS Record ID - 31308
  • Print Date: 1/29/2025

    • 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: 37.2406583
  • Std. Longitude: -91.6303500
  • Datum: WGS84
  • Township: T29N
  • Range: R6W
  • Section: 5
  • PLSS Details: 2600 feet s and 1200 feet E of theNW 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-B6—Summersville, Missouri

    • PEDON

  • Describers Name: JDC, SV, JW, RLT
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Typic Fragiudults
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Tonti
  • PSC - 10 to 58 cm.
  • Classificaton Date - 3/28/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Typic Fragiudults
  • Taxon Kind - series
  • PSC - 10 to 58 cm.
  • Classificaton Date - 9/30/1993
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 53 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: mixed loess over pedisediment over residuum
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/30/1993 (actual site observation date)
  • Air Photo ID: 11
  • 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

    —

    58 - 107

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

    ochric epipedon

    argillic horizon

    fragipan

    3—13

    10—194

    58—107

    —-

    —-

    —-
    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

    6

    —

    —

    378

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments; very strongly acid, pH 4.7, hellige-truog.
    A—3 to 13 centimeters (1.2 to 5.1 inches); brown (10YR 4/3) silt loam; weak fine granular structure; friable; 3.0 fine roots; 3.0 fine tubular pores; 2 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; abrupt wavy boundary. Lab sample # MU049364
    Bt1—13 to 28 centimeters (5.1 to 11.0 inches); strong brown (7.5YR 4/6) silty clay loam; moderate fine subangular blocky structure; friable; 3.0 medium roots; 0.9 fine tubular pores; 2 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU049365
    Bt2—28 to 49 centimeters (11.0 to 19.3 inches); brown (7.5YR 4/4) silty clay loam; moderate fine subangular blocky structure; friable; 3.0 fine roots; 3.0 fine tubular pores; 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; abrupt wavy boundary. Lab sample # MU049366
    Bt3—49 to 58 centimeters (19.3 to 22.8 inches); grayish brown (10YR 5/2) exterior and yellowish brown (10YR 5/4) interior very gravelly silt loam; moderate fine subangular blocky structure; friable; 0.9 fine roots; 0.9 fine tubular pores; 30 percent distinct gray (10YR 6/1), moist, silt coats on faces of peds and in pores; 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; abrupt smooth boundary. Lab sample # MU049367
    2Btx1—58 to 79 centimeters (22.8 to 31.1 inches); grayish brown (10YR 5/2) very gravelly silt loam; weak medium prismatic structure; firm, weakly cemented; brittle; 0.9 fine roots between peds; 3.0 fine vesicular pores; 30 percent distinct dark grayish brown (10YR 4/2), moist, clay films on faces of peds and in pores and 30 percent distinct light brownish gray (10YR 6/2), moist, silt coats on faces of peds; 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; abrupt smooth boundary. Lab sample # MU049368
    2Btx2—79 to 107 centimeters (31.1 to 42.1 inches); yellowish brown (10YR 5/6) gravelly silty clay loam; weak coarse prismatic parts to weak medium subangular blocky structure; firm, weakly cemented; brittle; 0.9 fine roots; 3.0 fine vesicular pores; 75 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and in pores; 15 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; gradual wavy boundary. Lab sample # MU049369
    3Bt41—107 to 130 centimeters (42.1 to 51.2 inches); yellowish brown (10YR 5/6) gravelly silty clay loam; weak coarse prismatic parts to moderate fine and medium subangular blocky structure; firm; 0.9 fine roots between peds; 2.0 medium vesicular pores; 30 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and in pores and 30 percent distinct dark brown (7.5YR 3/2), moist, clay films in root channels and/or pores; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU049370
    3Bt42—130 to 143 centimeters (51.2 to 56.3 inches); gravelly clay loam; fragments. Lab sample # MU049371
    3Bt5—143 to 194 centimeters (56.3 to 76.4 inches); red (2.5YR 4/6) very gravelly clay; moderate fine angular blocky structure; firm; 0.9 very fine roots; 3.0 fine interstitial pores; 10 percent distinct grayish brown (10YR 5/2), moist, clay films on vertical faces of peds and 70 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds and in pores; 1 percent fine light gray (10YR 7/1) silica masses throughout; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.5, hellige-truog. Lab sample # MU64718