IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1996MO067101M
  • User Pedon ID: 1996MO067101
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9706709
  • Print Date: 5/30/2024

    • 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: 36.8113210
  • Std. Longitude: -92.8031290
  • Datum: WGS84
  • Township: T25N
  • Range: R11W
  • Section: 30
  • PLSS Details: SE 1/4 of the SW 1/4
  • Location Description: 850 feet east of county gravel road on FS trail 760, then 50 feet south. SE1/4, SW1/4, Section 30, T25N, R11W.
  • Map Unit: 73121—Scholten-Tonti complex, 3 to 8 percent slopes
  • State: Missouri
  • County: MO067—Douglas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

    • PEDON

  • Describers Name: JP, PK, KEB, GWS and WLS
  • Current Taxonomic Class: Fine-loamy, mixed 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 - 23 to 73 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxon Kind - series
  • Classificaton Date - 12/10/1996
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess derived from mixed and/or slope alluvium derived from mixed and/or residuum weathered from dolomite
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/10/1996 (actual site observation date)
  • Air Photo ID: 2252-15
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    3—23

    23—203

    76—137

    —-

    —-

    —-
    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

    3

    —

    —

    325

    —

    60

    1092

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    5227

    Mansfield, MO.

    TAPS
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments; abrupt smooth boundary. Lab sample # MU64244
    A—3 to 13 centimeters (1.2 to 5.1 inches); brown (10YR 4/3), light gray (10YR 7/2), dry; silt loam; weak fine subangular blocky parts to weak fine granular structure; friable; 6.0 very fine to medium roots; 2 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU057275
    E—13 to 23 centimeters (5.1 to 9.1 inches); light yellowish brown (10YR 6/4), very pale brown (10YR 7/3), dry; silt loam; moderate fine subangular blocky structure; friable; 6.0 very fine to medium roots and 0.5 coarse roots; 0.5 very fine tubular pores; fragments; very strongly acid, pH 4.6, hellige-truog; abrupt smooth boundary. Lab sample # MU057276
    Bt1—23 to 41 centimeters (9.1 to 16.1 inches); 70 percent yellowish brown (10YR 5/6) and 30 percent strong brown (7.5YR 4/6), very pale brown (10YR 7/4), dry; silt loam; moderate very fine and fine subangular blocky structure; friable; 6.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 0.5 very fine tubular pores; 3 percent faint clay films on faces of peds; fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU057277. discontinuous - phpvsfiid 131018; discontinuous - phpvsfiid 131018
    Bt2—41 to 58 centimeters (16.1 to 22.8 inches); 50 percent strong brown (7.5YR 4/6) and 50 percent yellowish brown (10YR 5/6) silt loam; moderate very fine subangular blocky structure; friable; 3.0 very fine and fine roots and 0.5 medium roots; 15 percent faint clay films on faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU057278. discontinuous - phpvsfiid 131019; discontinuous - phpvsfiid 131019
    2Bt31—58 to 76 centimeters (22.8 to 29.9 inches); 50 percent light brownish gray (10YR 6/2) and 30 percent strong brown (7.5YR 5/6) and 20 percent light yellowish brown (10YR 6/4) very gravelly silt loam; moderate very coarse prismatic parts to moderate very fine and fine subangular blocky structure; firm; 0.5 very fine and fine roots; 30 percent prominent clay films on rock fragments; 50 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU057279. 10YR 6/2 color is horizonal stripping of clay above the fragipan. The roots are located in the gray seams.; discontinuous - phpvsfiid 128135; discontinuous - phpvsfiid 128135
    2Bt32—76 to 102 centimeters (29.9 to 40.2 inches); 40 percent light brownish gray (10YR 6/2) and 40 percent light brown (7.5YR 6/4) and 20 percent dark gray (10YR 4/1) extremely gravelly silt loam; moderate very coarse prismatic parts to moderate very fine subangular blocky structure; very firm; brittle; 0.5 very fine roots; 30 percent prominent clay films on rock fragments; 70 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU057280. 60 percent brittle. The roots are located in the gray seams.; discontinuous - phpvsfiid 128123; discontinuous - phpvsfiid 128123
    2Bt41—102 to 119 centimeters (40.2 to 46.9 inches); 50 percent yellowish brown (10YR 5/4) and 50 percent light brownish gray (10YR 6/2) extremely gravelly silt loam; moderate very coarse subangular blocky parts to moderate very fine and fine subangular blocky structure; very firm; brittle; 0.5 very fine roots; 30 percent prominent clay films on rock fragments; 5 percent by volume subrounded 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU057281. 90 percent brittle. The roots are located in the gray seams.; discontinuous - phpvsfiid 128199; discontinuous - phpvsfiid 128199
    2Bt42—119 to 137 centimeters (46.9 to 53.9 inches); red (2.5YR 4/8) very gravelly silt loam; moderate coarse prismatic parts to moderate very fine subangular blocky structure; firm; brittle; 0.5 very fine roots; 30 percent prominent clay films on vertical faces of peds; 40 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU057282. These gray and brown colors occur as pockets in this horizon, 7.5YR 6/4, 10YR 6/2 and 10YR 5/1. 40 percent brittle. The roots are located in the gray seams.; discontinuous - phpvsfiid 131044; discontinuous - phpvsfiid 131044
    3Bt5—137 to 160 centimeters (53.9 to 63.0 inches); 40 percent yellowish red (5YR 5/6) and 40 percent strong brown (7.5YR 5/6) and 15 percent red (2.5YR 4/8) and 5 percent light brownish gray (10YR 6/2) exterior gravelly silty clay; moderate medium prismatic parts to moderate fine subangular blocky structure; firm; 0.5 very fine roots; 70 percent prominent clay films on vertical faces of peds; 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.5, hellige-truog; gradual wavy boundary. Lab sample # MU057283. 10YR 6/2 color is located in seams. The roots are located in the gray seams.; continuous - phpvsfiid 131045; continuous - phpvsfiid 131045
    3Bt6—160 to 183 centimeters (63.0 to 72.0 inches); 40 percent yellowish red (5YR 5/6) and 40 percent strong brown (7.5YR 5/6) and 10 percent red (2.5YR 4/8) and 5 percent light gray (10YR 7/1) exterior and 5 percent light brownish gray (10YR 6/2) exterior gravelly clay; moderate very coarse prismatic parts to moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 30 percent prominent clay films on vertical faces of peds; 20 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog; gradual wavy boundary. Lab sample # MU057284. 10YR 7/1 and 10YR 6/2 colors are located in vertical seams. The roots are located in the gray seams.; discontinuous - phpvsfiid 131046; discontinuous - phpvsfiid 131046
    3Bt7—183 to 203 centimeters (72.0 to 79.9 inches); 40 percent reddish yellow (7.5YR 6/6) and 40 percent yellowish red (5YR 5/6) and 10 percent red (10R 4/8) and 10 percent light brownish gray (10YR 6/2) exterior clay; moderate very coarse prismatic parts to moderate very fine subangular blocky structure; firm; 30 percent prominent clay films on vertical faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; extremely acid, pH 4.4, hellige-truog. Lab sample # MU057285. 10YR 6/2 color is in vertical seams.; discontinuous - phpvsfiid 131047; discontinuous - phpvsfiid 131047