IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1994MO153057M
  • User Pedon ID: 1994MO153057
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9415335
  • Print Date: 4/24/2025

    • 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: 36.6886667
  • Std. Longitude: -92.2823889
  • Datum: WGS84
  • Township: T23N
  • Range: R12W
  • Section: 9
  • PLSS Details: 1200 feet W and 1500 feet S of the NE corner
  • Location Description: 1200 feet west and 1500 feet south of the NE corner of Sec. 9, T. 23 N., R. 12 W.
  • Map Unit: 70026—Tonti silt loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO153—Ozark
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO153—Ozark County, Missouri

    • PEDON

  • Describers Name: Buddy Festervand, Gene Campbell, Tony Dohmen, Kelly Shrable
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, mesic Typic Fragiudults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Tonti
  • PSC - 10 to 53 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxon Kind - series
  • Classificaton Date - 7/11/1994
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 21.6 percent of Percent clay in the control section


    • SITE

  • Parent Material: mixed loess over pedisediment over residuum
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Geology: Jeff City formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/11/1994 (actual site observation date)
  • Air Photo ID: 9-2
  • 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

    fragipan

    —

    —

    —

    53 -

    - 74 -

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

    ochric epipedon

    argillic horizon

    fragipan

    0—10

    10—203

    53—127

    —-

    —-

    —-
    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

    2

    —

    —

    264

    —

    280

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    A—3 to 13 centimeters (1.2 to 5.1 inches); brown (10YR 4/3) silt loam; weak fine granular structure; friable; 10.0 fine to coarse roots; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.7, hellige-truog; clear smooth boundary. Lab sample # MU050961
    Bt1—13 to 33 centimeters (5.1 to 13.0 inches); yellowish brown (10YR 5/6) silt loam; weak medium subangular blocky structure; friable; 10.0 fine to coarse roots; 10 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU050962
    Bt2—33 to 56 centimeters (13.0 to 22.0 inches); strong brown (7.5YR 5/6) gravelly silt loam; moderate medium subangular blocky structure; friable; 3.0 fine and medium roots; 30 percent distinct clay films on faces of peds; 15 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU050963
    2Btx1—56 to 77 centimeters (22.0 to 30.3 inches); 50 percent yellowish brown (10YR 5/6) and 30 percent strong brown (7.5YR 5/6) and 20 percent gray (10YR 6/1) very gravelly silt loam; moderate fine subangular blocky structure; firm; 30 percent distinct clay films on faces of peds; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU050964
    2Btx2—77 to 105 centimeters (30.3 to 41.3 inches); 50 percent grayish brown (10YR 5/2) and 30 percent yellowish brown (10YR 5/4) and 20 percent dark yellowish brown (10YR 4/4) extremely gravelly silt loam; moderate fine subangular blocky structure; firm; 0.5 fine roots; 30 percent distinct clay films on faces of peds; 65 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU050965
    2Btx3—105 to 130 centimeters (41.3 to 51.2 inches); 40 percent red (2.5YR 4/6) and 30 percent strong brown (7.5YR 5/6) and 20 percent dark yellowish brown (10YR 4/4) and 10 percent gray (10YR 6/1) extremely gravelly silt loam; moderate fine subangular blocky structure; firm; 30 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU050966
    3Bt4—130 to 206 centimeters (51.2 to 81.1 inches); red (2.5YR 4/6) extremely gravelly silt loam; moderate fine subangular blocky structure; firm; 35 percent distinct clay films on faces of peds; 10 percent medium prominent gray (10YR 5/1), moist, iron depletions and 10 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU050967