IDENTIFIERS

  • Current Taxon Name (Soil Name): Gepp
  • OSD
  • Series Extent
  • User Site ID: 1997MO203020M
  • User Pedon ID: 1997MO203020M
  • User Site Association ID: 8618
  • Transect:
  • User Transect ID - shannon-74D2
  • Transect Stop Number - 1
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9761320
  • NCSS Pedon Lab Data NASIS Record ID - 26423
  • Print Date: 2/17/2025

    • 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: 37.3391861
  • Std. Longitude: -91.2915444
  • 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-C3—The Sinks, Missouri

    • PEDON

  • Describers Name: BM, LT, MS
  • Current Taxonomic Class: Very-fine, mixed, semiactive, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Gepp
  • PSC - 36 to 86 cm.
  • Classificaton Date - 4/4/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Alred
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 36 to 100 cm.
  • Classificaton Date - 2/11/1997
  • 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: 18 percent of Percent clay in the control section and 79 percent of Percent clay in the control section and 38 Percent rock fragments in the control section (vol) and 11 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum weathered from dolomite and/or slope alluvium
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments: 0.20 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/11/1997 (actual site observation date)
  • Surface Cover Properties:
  • 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—36

    36—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

    13

    —

    —

    256

    —

    165

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) very gravelly silt loam; weak fine granular structure; very friable; 7.0 fine to coarse roots; 7.0 fine interstitial and tubular pores; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.4, hellige-truog; clear smooth boundary. Lab sample # MU009523
    Bt1—13 to 36 centimeters (5.1 to 14.2 inches); yellowish brown (10YR 5/4) very gravelly silt loam; weak fine subangular blocky structure; friable; 7.0 fine to coarse roots; 7.0 fine and medium tubular pores; 15 percent faint light yellowish brown (10YR 6/4), moist, silt coats on faces of peds and 35 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds and 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds and 35 percent faint light yellowish brown (10YR 6/4), moist, silt coats on rock fragments; 3 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU009524
    2Bt2—36 to 46 centimeters (14.2 to 18.1 inches); red (2.5YR 5/6) gravelly clay; moderate fine subangular blocky structure; firm; 3.0 fine to coarse roots; 3.0 fine and medium tubular pores; 35 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds and 35 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds and 75 percent prominent light brown (7.5YR 6/4), moist, silt coats on rock fragments; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU009525
    2Bt3—46 to 71 centimeters (18.1 to 28.0 inches); red (2.5YR 4/6) gravelly clay; moderate fine subangular blocky structure; very firm; 3.0 fine and medium roots and 0.9 coarse roots; 3.0 fine tubular pores; 15 percent faint dark red (2.5YR 3/6), moist, clay films on faces of peds and 15 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds; 15 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU009526
    2Bt4—71 to 119 centimeters (28.0 to 46.9 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; very firm; 3.0 fine and medium roots and 0.9 coarse roots; 0.9 fine tubular pores; 15 percent faint yellowish red (5YR 4/6), moist, clay films on faces of peds and 35 percent faint dark red (2.5YR 3/6), moist, clay films on faces of peds; 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 # MU009527
    2Bt5—119 to 150 centimeters (46.9 to 59.1 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; very firm; 0.9 fine and medium roots and 0.1 coarse roots; 0.9 fine tubular pores; 15 percent prominent brown (10YR 5/3), moist, manganese or iron-manganese stains on faces of peds and 15 percent prominent brown (10YR 5/3), moist, clay films in root channels and/or pores and 15 percent faint reddish yellow (7.5YR 6/6), moist, clay films on faces of peds and 35 percent distinct dark red (2.5YR 3/6), moist, clay films on faces of peds; 3 percent by volume 75-162-250 millimeter dolomite (dolostone) fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU009528
    2Bt6—150 to 183 centimeters (59.1 to 72.0 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; very firm; 0.9 fine roots; 0.9 fine tubular pores; 35 percent distinct light yellowish brown (10YR 6/4), moist, clay films on faces of peds and 35 percent distinct reddish brown (5YR 4/4), moist, clay films on faces of peds and 75 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 10 percent by volume 75-162-250 millimeter dolomite (dolostone) fragments; neutral, pH 7.2, hellige-truog; clear smooth boundary. Lab sample # MU009529
    3B/C—183 centimeters (72.0 inches); 60 percent very pale brown (10YR 7/4) and 40 percent brown (7.5YR 5/4) gravelly fine sandy loam; weak fine subangular blocky parts to single grain; friable; 0.9 fine roots; 0.9 fine tubular pores; 75 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds; 1 percent by volume nonflat indurated 2-40-75 millimeter chert fragments and 15 percent by volume 250-425-600 millimeter dolomite (dolostone) fragments; moderately alkaline, pH 8.0, hellige-truog. Lab sample # MU009530. Rotten dolomite below 72 inches.