IDENTIFIERS

  • Current Taxon Name (Soil Name): Doniphan
  • OSD
  • Series Extent
  • User Site ID: 1998MO203078M
  • User Pedon ID: 1998MO203078M
  • Vegetation Plot ID: 1998MO203078
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9861378
  • NCSS Pedon Lab Data NASIS Record ID - 25999
  • Print Date: 12/9/2025

    • 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: 37.0969722
  • Std. Longitude: -91.0873889
  • Datum: WGS84
  • Township: T28N
  • Range: R1W
  • Section: 17
  • PLSS Details: 837 feet E and 1473 feet S of the NW corner
  • Country: US—United States
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO613—Shannon County, Missouri, North & West Parts
  • 7.5 Minute USGS Quad: 37091-A1—Van Buren North, Missouri

    • PEDON

  • Describers Name: Dennis Meinert, John Horton, Keith Knelle
  • Current Taxonomic Class: Very-fine, kaolinitic, subactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 78
  • Correlated Information:
  • Soil Name - Doniphan
  • PSC - 30 to 80 cm.
  • Classificaton Date - 7/23/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 30 to 100 cm.
  • Classificaton Date - 9/24/1998
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3


    • SITE

  • Parent Material: clayey residuum weathered from dolomite and/or slope alluvium derived from mixed
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Roubidoux Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/24/1998 (actual site observation date)
  • Air Photo ID: 37091a1nw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUVE

    QUCO2

    Quercus velutina

    Quercus coccinea

    black oak

    scarlet oak

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

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    30 -

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

    ochric epipedon

    argillic horizon

    0—30

    30—152

    —30—

    —122—
    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

    —

    —

    259.7

    —

    250

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    A—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2) broken face very gravelly loam; weak fine granular structure; friable; 10.0 medium roots throughout and 10.0 fine roots throughout; 10.0 medium tubular and 10.0 medium interstitial and 10.0 fine interstitial and 10.0 fine tubular pores; 40 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU006481; observed in pit, small
    EB—15 to 30 centimeters (5.9 to 11.8 inches); very pale brown (10YR 7/3) broken face gravelly loam; weak fine subangular blocky structure; friable; 10.0 medium roots throughout and 10.0 fine roots throughout; 10.0 medium interstitial and 10.0 medium tubular and 10.0 fine tubular and 10.0 fine interstitial pores; 35 percent distinct yellow (10YR 7/6), moist, clay films on all faces of peds and 35 percent distinct dark grayish brown (10YR 4/2), moist, organic stains on all faces of peds; 35 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; clear smooth boundary.; observed in pit, small
    Bt1—30 to 48 centimeters (11.8 to 18.9 inches); brownish yellow (10YR 6/6) broken face gravelly clay loam; moderate medium subangular blocky structure; friable; 10.0 medium roots throughout and 10.0 fine roots throughout; 3.0 medium tubular and 3.0 medium interstitial and 3.0 fine interstitial and 3.0 fine tubular pores; 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on all faces of peds and 35 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 35 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; gradual smooth boundary.; observed in pit, small
    2Bt2—48 to 69 centimeters (18.9 to 27.2 inches); strong brown (7.5YR 5/6) broken face clay; moderate medium subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 35 percent faint brown (7.5YR 5/4), moist, clay films on all faces of peds and 35 percent distinct yellowish red (5YR 5/6), moist, clay films on all faces of peds; 2 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; gradual smooth boundary.; observed in pit, small
    2Bt3—69 to 94 centimeters (27.2 to 37.0 inches); dark yellowish brown (10YR 4/6) broken face clay; moderate medium subangular blocky structure; very firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 35 percent distinct brown (7.5YR 5/3), moist, clay films on all faces of peds and 35 percent distinct yellowish red (5YR 5/6), moist, clay films on all faces of peds; 5 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; gradual smooth boundary.; observed in pit, small
    3Bt4—94 to 127 centimeters (37.0 to 50.0 inches); red (2.5YR 4/8) broken face very gravelly sandy clay loam; weak medium subangular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 12 percent distinct brownish yellow (10YR 6/6), moist, clay films on all faces of peds and 35 percent faint red (2.5YR 4/6), moist, clay films on all faces of peds; 40 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments; gradual smooth boundary.; observed in pit, small
    4Bt5—127 to 152 centimeters (50.0 to 59.8 inches); 70 percent red (2.5YR 4/6) broken face and 30 percent brownish yellow (10YR 6/6) broken face very gravelly clay; moderate medium angular blocky structure; firm; 0.5 fine roots throughout; 0.5 fine tubular pores; 12 percent distinct white (5Y 8/1), moist, clay films on surfaces along root channels and 70 percent faint red (10R 4/8), moist, clay films on all faces of peds; 10 percent by volume nonflat angular strongly coherent cemented 2-?-75 millimeter chert fragments and 30 percent by volume nonflat subangular strongly coherent cemented 2-?-75 millimeter chert fragments.; observed in pit, small