IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1996MO091052M
  • User Pedon ID: 1996MO091052
  • User Site Association ID: 8076
  • Transect:
  • User Transect ID - 83C-1
  • Transect Stop Number - 5
  • Transect Interval - 100.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9609126
  • Print Date: 1/30/2025

    • 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: 36.5743944
  • Std. Longitude: -91.9616972
  • Datum: WGS84
  • Map Unit: 73242—Fanchon-Tonti complex, 3 to 8 percent slopes
  • State: Missouri
  • County: MO091—Howell
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO091—Howell County, Missouri

    • PEDON

  • Describers Name: SFP, SVV, RDR, MBM
  • Current Taxonomic Class: Fine-loamy, siliceous Typic Fragiudults
  • Current Taxon Kind: taxadjunct
  • 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 - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxon Kind - variant
  • Classificaton Date - 3/27/1996
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: mixed loess over pedisediment over residuum
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/27/1996 (actual site observation date)
  • 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 Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    0—13

    20—203

    76—163

    —-

    —-

    —-
    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

    —

    —

    323

    —

    150

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 4/3) rubbed loam; weak fine subangular blocky structure; friable; 7.0 very fine roots throughout and 0.9 medium and coarse roots; 7.0 fine and medium interstitial and tubular pores; 2 percent by volume subangular 2-39-75 millimeter mixed fragments; noneffervescent, by hcl, unspecified; abrupt smooth boundary. Lab sample # MU055217
    AB—13 to 20 centimeters (5.1 to 7.9 inches); 70 percent brown (10YR 4/3) broken face and 30 percent brown (7.5YR 5/4) broken face loam; weak fine subangular blocky structure; friable; 3.0 very fine to coarse roots throughout; 0.9 fine interstitial and tubular pores; 4 percent by volume subangular 2-39-75 millimeter mixed fragments; noneffervescent, by hcl, unspecified; clear smooth boundary. Lab sample # MU055218
    Bt1—20 to 30 centimeters (7.9 to 11.8 inches); brown (7.5YR 4/4) broken face loam; moderate medium subangular blocky parts to moderate fine subangular blocky structure; firm; 0.9 very fine roots throughout and 0.9 medium roots; 0.9 fine tubular pores; 15 percent distinct brown (7.5YR 4/3), moist, organic stains throughout and 35 percent distinct strong brown (7.5YR 4/6), moist, clay films on faces of peds; 1 percent fine spherical extremely weakly coherent cemented black (N 2/0) dark concretions throughout; 2 percent by volume subangular 2-39-75 millimeter mixed fragments; noneffervescent, by hcl, unspecified; clear smooth boundary. Lab sample # MU055219
    Bt2—30 to 53 centimeters (11.8 to 20.9 inches); brown (7.5YR 4/4) broken face loam; moderate medium subangular blocky structure; firm; 0.9 fine and medium roots throughout and 0.1 coarse roots; 0.9 medium vesicular and 0.9 fine tubular pores; 15 percent faint brown (7.5YR 5/4), moist, silt coats on faces of peds and 35 percent faint reddish brown (5YR 4/4), moist, clay films on faces of peds; fragments; noneffervescent, by hcl, unspecified; clear smooth boundary. Lab sample # MU055220
    Bt3—53 to 76 centimeters (20.9 to 29.9 inches); brown (7.5YR 4/4) broken face clay loam; moderate medium angular blocky, and moderate medium subangular blocky structure; firm; 0.9 fine and medium roots throughout and 0.1 coarse roots; 0.9 medium vesicular and 0.9 fine tubular pores; 15 percent faint brown (7.5YR 5/4), moist, silt coats on faces of peds and 15 percent prominent black (N 2/0), moist, iron stains throughout and 35 percent faint reddish brown (5YR 4/4), moist, clay films on faces of peds; 1 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified; abrupt smooth boundary. Lab sample # MU055221. 60% brittle; Top 8 inches of pan is less brittle.
    2Btx—76 to 163 centimeters (29.9 to 64.2 inches); brown (10YR 5/3) broken face very gravelly loam; strong very coarse prismatic parts to moderate medium prismatic parts to moderate medium subangular blocky structure; very firm; brittle; 0.1 very fine and fine roots throughout; 0.9 fine and medium tubular and 0.9 fine and medium vesicular pores; 15 percent prominent strong brown (7.5YR 5/6), moist, iron stains throughout and 15 percent distinct strong brown (7.5YR 4/6), moist, clay films on faces of peds and 15 percent prominent black (N 2/0), moist, iron stains throughout and 75 percent prominent grayish brown (10YR 5/2), moist, silt coats throughout; 5 percent by volume subangular 75-162-250 millimeter mixed fragments and 60 percent by volume subrounded 2-39-75 millimeter mixed fragments; noneffervescent, by hcl, unspecified; clear wavy boundary. Lab sample # MU055222
    3Bt4—163 to 203 centimeters (64.2 to 79.9 inches); red (2.5YR 4/6) broken face clay; moderate medium angular blocky parts to moderate fine angular blocky structure; very firm; 0.1 fine roots throughout; 0.9 very fine and fine tubular and 0.9 medium vesicular pores; 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct light yellowish brown (10YR 6/4), moist, silt coats on nodules; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; noneffervescent, by hcl, unspecified. Lab sample # MU055223