IDENTIFIERS

  • Current Taxon Name (Soil Name): Egyptgrove
  • OSD
  • Series Extent
  • User Site ID: 1995MO203014M
  • User Pedon ID: 1995MO203014M
  • Transect:
  • Transect Stop Number - 2
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9561314
  • NCSS Pedon Lab Data NASIS Record ID - 31892
  • User Project ID: 2021-25NCSPR013
  • Project Name: MLRA 116A - Mark Twain National Forest Update
  • Print Date: 4/27/2025

    • 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: 37.0060333
  • Std. Longitude: -91.5027639
  • 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-A5—Jam Up Cave, Missouri

    • PEDON

  • Describers Name: LT, JDC, JW, SV
  • Current Taxonomic Class: Fine-loamy, siliceous, active, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Egyptgrove
  • PSC - 15 to 65 cm.
  • Classificaton Date - 2/21/2024
  • Classifier - Campbell and Meinert
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tick
  • Taxonomic Class - Fine, mixed, subactive, mesic Typic Hapludults
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 4/18/1995
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • Field Measured Properties: 33 percent of Percent clay in the control section and 6.9000001 Percent rock fragments in the control section (vol) and 44 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/18/1995 (actual site observation date)
  • Air Photo ID: 18
  • 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

    3—18

    18—137

    —-

    —-
    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

    3

    —

    —

    329

    —

    165

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments. Lab sample # MU64562
    A—3 to 18 centimeters (1.2 to 7.1 inches); dark yellowish brown (10YR 4/4) silt loam; weak fine subangular blocky structure; friable; 3.0 medium roots and 3.0 fine roots; 7.0 fine interstitial and tubular pores; 35 percent fine spherical extremely weakly coherent cemented very dark gray (10YR 3/1) iron-manganese concretions between peds; 5 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU054342
    Bt1—18 to 33 centimeters (7.1 to 13.0 inches); dark yellowish brown (10YR 4/6) silt loam; weak fine subangular blocky structure; friable; 3.0 medium roots and 3.0 fine roots and 0.5 coarse roots; 3.0 fine tubular pores; 35 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on faces of peds; 35 percent fine spherical extremely weakly coherent cemented very dark gray (10YR 3/1) iron-manganese masses between peds; 10 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU054343
    2Bt2—33 to 51 centimeters (13.0 to 20.1 inches); dark yellowish brown (10YR 4/6) silty clay loam; weak fine subangular blocky structure; firm; 0.5 medium roots and 0.5 fine roots; 3.0 fine vesicular and 3.0 fine tubular pores; 35 percent distinct dark yellowish brown (10YR 4/4) clay films on faces of peds; 8 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU054344
    2Bt3—51 to 72 centimeters (20.1 to 28.3 inches); 70 percent yellowish brown (10YR 5/6) and 30 percent dark reddish brown (2.5YR 3/4) silty clay; weak medium platy parts to moderate very fine angular blocky structure; firm; 0.5 fine roots; 3.0 fine vesicular and 3.0 fine tubular pores; 35 percent distinct yellowish brown (10YR 5/4), moist, clay films on faces of peds; 3 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU054345
    2Bt41—72 to 102 centimeters (28.3 to 40.2 inches); 60 percent strong brown (7.5YR 5/8) and 40 percent red (2.5YR 4/6) clay; weak medium platy parts to moderate very fine angular blocky structure; firm; 0.1 fine roots; 0.5 fine void between rock fragments and 0.5 fine tubular pores; 15 percent prominent brown (10YR 4/3), moist, clay films on faces of peds and in pores and 35 percent distinct strong brown (7.5YR 5/6), moist, clay films on faces of peds; 3 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU054346
    2Bt42—102 to 117 centimeters (40.2 to 46.1 inches); clay; fragments. Lab sample # MU054347
    2Bt43—117 to 137 centimeters (46.1 to 53.9 inches); clay; fragments. Lab sample # MU054348
    3Cd1—137 to 160 centimeters (53.9 to 63.0 inches); 50 percent gray (10YR 6/1) and 40 percent strong brown (7.5YR 5/8) and 10 percent red (2.5YR 4/6) clay; moderate medium platy parts to moderate very fine and fine angular blocky structure; firm; 0.1 fine roots; 0.5 fine void between rock fragments and 0.5 fine tubular pores; 15 percent distinct dark yellowish brown (10YR 4/6), moist, clay films on faces of peds and 15 percent distinct gray (10YR 5/1), moist, clay films on faces of peds and 15 percent distinct brown (10YR 4/3), moist, clay films on faces of peds; 3 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.4, hellige-truog; clear wavy boundary. Lab sample # MU054349
    3Cd21—160 to 180 centimeters (63.0 to 70.9 inches); 80 percent gray (10YR 6/1) and 20 percent strong brown (7.5YR 5/8) clay; moderate very coarse platy parts to moderate fine and medium angular blocky structure; very firm; 0.1 fine roots; 0.5 fine interstitial and tubular pores; 15 percent distinct yellowish red (5YR 4/6), moist, clay films on faces of peds and 70 percent distinct gray (10YR 6/1), moist, clay films on faces of peds; fragments; extremely acid, pH 4.3, hellige-truog; clear wavy boundary. Lab sample # MU054350
    3Cd22—180 to 206 centimeters (70.9 to 81.1 inches); clay; fragments. Lab sample # MU054351
    3Cd3—206 to 239 centimeters (81.1 to 94.1 inches); 60 percent strong brown (7.5YR 5/8) and 39 percent gray (10YR 6/1) and 1 percent weak red (10R 5/4) clay; moderate very coarse platy parts to moderate coarse angular blocky structure; very firm; 0.1 fine roots; 0.5 fine interstitial and tubular pores; 15 percent distinct yellowish red (5YR 4/6), moist, clay films on faces of peds and 35 percent distinct gray (10YR 6/1), moist, clay films on faces of peds; fragments; extremely acid, pH 4.4, hellige-truog. Lab sample # MU054352