IDENTIFIERS

  • Current Taxon Name (Soil Name): Gepp
  • OSD
  • Series Extent
  • User Site ID: 1997MO203019M
  • User Pedon ID: 1997MO203019M
  • User Site Association ID: 8625
  • Transect:
  • User Transect ID - shannon-75D2
  • Transect Stop Number - 3
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9761319
  • NCSS Pedon Lab Data NASIS Record ID - 31679
  • 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: 37.3651861
  • Std. Longitude: -91.3581750
  • Datum: WGS84
  • Township: T31N
  • Range: R4W
  • Section: 22
  • PLSS Details: 1000 feet W and 2100 feet N of the SE corner
  • Location Description: 1,000 feet west and 2,100 feet north of the southeast corner of sec. 22, T. 31 N., R. 4 W.
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C3—The Sinks, Missouri

    • PEDON

  • Describers Name: SB,LT,BM,MS
  • Current Taxonomic Class: Very-fine, mixed, active, mesic Typic Paleudalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Gepp
  • PSC - 23 to 73 cm.
  • Classificaton Date - 3/8/2011
  • 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 - 23 to 73 cm.
  • Classificaton Date - 2/10/1997
  • 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: 34 percent of Percent clay in the control section and 87 percent of Percent clay in the control section and 27 Percent rock fragments in the control section (vol) and 14 Percent rock fragments in the control section (vol)


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/10/1997 (actual site observation date)
  • Air Photo ID: 9
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—23

    23—183

    —-

    —-
    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

    9

    —

    —

    250

    —

    336

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) broken face gravelly silt loam; weak fine granular structure; very friable; 7.0 fine and medium roots and 0.9 coarse roots; 7.0 fine to coarse interstitial and tubular pores; 30 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; slightly acid, pH 6.1, hellige-truog; clear smooth boundary. Lab sample # MU059375
    BA—13 to 23 centimeters (5.1 to 9.1 inches); 60 percent yellowish brown (10YR 5/4) broken face and 40 percent yellowish red (5YR 5/6) broken face gravelly silt loam; weak fine granular, and weak fine subangular blocky structure; friable; 7.0 fine to coarse roots; 7.0 fine to coarse tubular pores; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU059376
    2Bt1—23 to 43 centimeters (9.1 to 16.9 inches); red (2.5YR 4/6) broken face gravelly clay; moderate fine subangular blocky structure; friable; 3.0 fine to coarse roots; 7.0 fine and medium tubular and 0.9 coarse tubular pores; 15 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and 15 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds; 4 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU059377. continuous - phpvsfiid 169160; continuous - phpvsfiid 169161; continuous - phpvsfiid 169160; continuous - phpvsfiid 169161
    2Bt2—43 to 79 centimeters (16.9 to 31.1 inches); 50 percent red (2.5YR 4/6) broken face and 50 percent strong brown (7.5YR 4/6) broken face clay; moderate fine subangular blocky structure; firm; 7.0 fine and medium roots and 3.0 coarse roots; 3.0 very fine and fine tubular and 0.9 medium tubular pores; 15 percent distinct gray (10YR 6/1) clay films on faces of peds and 15 percent distinct black (N 2/0) manganese or iron-manganese stains on faces of peds and 35 percent distinct yellowish brown (10YR 5/6) clay films on faces of peds and 35 percent distinct red (2.5YR 4/6) silt coats on faces of peds; 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU059378
    2Bt3—79 to 107 centimeters (31.1 to 42.1 inches); 50 percent red (2.5YR 4/6) broken face and 50 percent gray (10YR 6/1) broken face gravelly clay; moderate medium subangular blocky structure; firm; 3.0 fine and medium roots; 3.0 very fine and fine tubular and 0.1 medium tubular pores; 15 percent distinct reddish brown (5YR 4/4) clay films on faces of peds and 15 percent distinct black (N 2/0) manganese or iron-manganese stains on faces of peds and 15 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds and 15 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU059379
    2Bt4—107 to 137 centimeters (42.1 to 53.9 inches); red (2.5YR 4/6) broken face clay; moderate medium subangular blocky structure; very firm; 0.9 medium roots and 3.0 fine roots; 3.0 very fine and fine tubular pores; 15 percent distinct dark grayish brown (10YR 4/2) clay films in root channels and/or pores and 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds and 75 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU059380
    2Bt5—137 to 183 centimeters (53.9 to 72.0 inches); red (2.5YR 4/6) broken face clay; moderate fine subangular blocky structure; very firm; 0.9 medium roots and 3.0 fine roots; 3.0 very fine and fine tubular pores; 15 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds and 15 percent distinct dark grayish brown (10YR 4/2) clay films in root channels and/or pores and 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog. Lab sample # MU059381