IDENTIFIERS

  • Current Taxon Name (Soil Name): Gepp
  • OSD
  • Series Extent
  • User Site ID: 1995MO203092M
  • User Pedon ID: 1995MO203092M
  • User Site Association ID: 8624
  • Transect:
  • User Transect ID - shannon-75D1
  • Transect Stop Number - 8
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9561392
  • NCSS Pedon Lab Data NASIS Record ID - 31745
  • Print Date: 4/8/2025

    • 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: 37.2673556
  • Std. Longitude: -91.4141694
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C4—Round Spring, Missouri

    • PEDON

  • Describers Name: RLT
  • Current Taxonomic Class: Very-fine, mixed, semiactive, mesic Typic Paleudalfs
  • Current Taxon Kind: taxadjunct
  • 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 - Gepp
  • PSC - 28 to 78 cm.
  • Classificaton Date - 3/7/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Gepp
  • Taxonomic Class - Very-fine, mixed, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 28 to 78 cm.
  • Classificaton Date - 11/16/1995
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 68 percent of Percent clay in the control section and 2 Percent rock fragments in the control section (vol) and 28 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum and/or slope alluvium
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/16/1995 (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

    strongly contrasting particle size class

    0—13

    13—135

    28—

    —-

    —-

    —-
    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

    7

    —

    —

    238

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) very gravelly silt loam; weak fine granular structure; friable; 7.0 very fine and fine roots and 0.9 medium roots; 7.0 very fine and fine interstitial and tubular pores; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU054706
    E—13 to 28 centimeters (5.1 to 11.0 inches); reddish yellow (5YR 6/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine and medium roots; 3.0 fine and medium tubular pores; 15 percent faint yellowish red (5YR 5/8) clay films throughout and 35 percent distinct light yellowish brown (10YR 6/4) silt coats on faces of peds and 75 percent prominent dark grayish brown (10YR 4/2) organic stains throughout; 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU054707
    2Bt1—28 to 46 centimeters (11.0 to 18.1 inches); 50 percent red (2.5YR 4/8) and 50 percent red (2.5YR 5/8) silty clay; moderate medium subangular blocky structure; firm; 3.0 fine and medium roots; 0.9 fine to coarse tubular pores; 35 percent distinct red (2.5YR 4/6) clay films throughout and 35 percent distinct brown (7.5YR 5/4) clay films throughout; 3 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU054708
    2Bt2—46 to 61 centimeters (18.1 to 24.0 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; firm; 0.9 fine to coarse roots; 0.9 fine tubular pores; 15 percent distinct reddish yellow (7.5YR 6/6) silt coats on faces of peds and 35 percent distinct dark yellowish brown (10YR 4/6) clay films throughout; 3 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU054709
    2Bt3—61 to 97 centimeters (24.0 to 38.2 inches); 50 percent red (10R 4/8) and 50 percent olive brown (2.5Y 4/4) clay; moderate medium subangular blocky structure; firm; 0.9 fine to coarse roots; 0.9 fine tubular pores; 35 percent distinct red (2.5YR 4/6) clay films on faces of peds and 35 percent faint reddish brown (5YR 5/4) clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU054710
    2Bt4—97 to 117 centimeters (38.2 to 46.1 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; firm; 0.9 fine roots; 3.0 fine tubular pores; 35 percent faint brown (7.5YR 5/4) clay films on faces of peds and 75 percent prominent red (2.5YR 4/6) clay films throughout; 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU054711
    2Bt5—117 to 135 centimeters (46.1 to 53.1 inches); 10 percent yellow (2.5Y 7/6) and 90 percent red (10R 4/6) very gravelly clay; moderate fine subangular blocky structure; firm; 0.9 very fine and fine roots; 0.9 medium tubular pores; 15 percent distinct red (2.5YR 5/8) clay films throughout and 15 percent distinct yellow (10YR 7/6) silt coats throughout and 35 percent distinct dark yellowish brown (10YR 4/6) clay films on rock fragments; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; abrupt smooth boundary. Lab sample # MU054712