IDENTIFIERS

  • Current Taxon Name (Soil Name): Gepp
  • OSD
  • Series Extent
  • User Site ID: 1994MO223029M
  • User Pedon ID: 1994MO223029
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9422329
  • 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: 37.1552544
  • Std. Longitude: -90.2822342
  • Datum: WGS84
  • Township: T29N
  • Range: R7E
  • Section: 28
  • PLSS Details: 3300 feet E and 2000 feet S of the NW corner
  • Location Description: 3300 ft. E. and 2000 ft. S of the NW corner of sec. 28, T. 29 N., R. 7 E.
  • Map Unit: 14D—Poynor-Clarksville-Scholten complex, 8 to 15 percent slopes, stony73139—Poynor-Clarksville-Scholten complex, 8 to 15 percent slopes, stony
  • State: Missouri
  • County: MO223—Wayne
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO223—Wayne County, Missouri
  • 7.5 Minute USGS Quad: 37090-B3—Lowndes, Missouri

    • PEDON

  • Describers Name: DWH
  • Current Taxonomic Class: Very-fine, mixed, semiactive, mesic Oxyaquic Paleudalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Gepp
  • PSC - 10 to 100 cm.
  • Classificaton Date - 12/10/2010
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Gepp
  • Taxon Kind - series
  • Classificaton Date - 1/10/1994
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 23 Cation Exc. to Clay x100


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: plateau
  • Landform: valley side
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Runoff: high
  • Drainage Class: moderately well
  • Surface Fragments: 0.05 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/10/1994 (actual site observation date)
  • Air Photo ID: 2207-87
  • 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

    0—10

    10—191

    —-

    —-
    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

    —

    —

    164

    —

    225

    1118

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    Clearwater Dam

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; very gravelly silt loam; weak very fine and fine granular structure; very friable; 10.0 very fine to medium roots and 0.5 coarse roots; 1 percent by volume 250-425-600 millimeter unspecified fragments and 5 percent by volume 75-162-250 millimeter unspecified fragments and 40 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU016529
    Bt1—10 to 33 centimeters (3.9 to 13.0 inches); strong brown (7.5YR 4/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 10.0 very fine to medium roots and 0.5 coarse roots; 15 percent faint clay films on faces of peds; 5 percent by volume 75-162-250 millimeter unspecified fragments and 35 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU016530
    2Bt2—33 to 56 centimeters (13.0 to 22.0 inches); red (2.5YR 4/6) clay; weak medium prismatic parts to moderate very fine and fine angular blocky structure; firm; 0.5 medium and coarse roots and 5.0 fine roots; 35 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments and 5 percent by volume 75-162-250 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU016531
    2Bt3—56 to 86 centimeters (22.0 to 33.9 inches); red (2.5YR 4/6) and 7.5YR (7.5YR/), clay; weak medium prismatic parts to strong very fine and fine angular blocky structure; very firm; 0.5 medium and coarse roots and 5.0 fine roots; 35 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments and 5 percent by volume 75-162-250 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU016532
    2Bt4—86 to 114 centimeters (33.9 to 44.9 inches); red (2.5YR 4/6) and 7.5YR (7.5YR/), clay; 10 percent gray (10YR 6/1) fine and coarse mottles; weak medium prismatic parts to strong very fine and fine angular blocky structure; very firm; 0.5 very fine and fine roots; 35 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments and 5 percent by volume 75-162-250 millimeter unspecified fragments; very strongly acid, pH 4.9, hellige-truog; gradual wavy boundary. Lab sample # MU016533
    2Bt5—114 to 175 centimeters (44.9 to 68.9 inches); red (2.5YR 4/6) extremely stony clay; 10 percent gray (10YR 6/1) fine and coarse and 20 percent strong brown (7.5YR 5/6) fine and medium mottles; strong very fine and fine angular blocky structure; very firm; 0.5 very fine and fine roots; 35 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments and 30 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 250-425-600 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; diffuse broken boundary. Lab sample # MU016534
    2Bt6—175 to 191 centimeters (68.9 to 75.2 inches); red (2.5YR 4/6) extremely stony clay; 1 percent gray (10YR 6/1) fine and coarse and 10 percent strong brown (7.5YR 5/6) fine and medium mottles; strong very fine and fine angular blocky structure; very firm; 35 percent faint clay films on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments and 30 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 250-425-600 millimeter unspecified fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # MU016535