IDENTIFIERS

  • Current Taxon Name (Soil Name): Secesh
  • OSD
  • Series Extent
  • User Site ID: 2007MO179022M
  • User Pedon ID: 2007MO179022
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0717922
  • Print Date: 11/21/2024

    • 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: 37.5608000
  • Std. Longitude: -90.8555472
  • Datum: WGS84
  • Township: T33N
  • Range: R2E
  • Section: 8
  • PLSS Details: 1451 feet E and 285 feet S of the NW corner
  • Country: US—United States
  • State: Missouri
  • County: MO179—Reynolds
  • MLRA: 116C—St. Francois Knobs and Basins
  • Non-MLRA Soil Survey Area: MO179—Reynolds County, Missouri
  • 7.5 Minute USGS Quad: 37090-E7—Johnson Shut-ins, Missouri

    • PEDON

  • Describers Name: Keith Knelle, Jennifer Pellett, Dennis Meinert, Leon Thompson
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Oxyaquic Paleudalfs
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 22
  • Sampled As Information:
  • Soil Name - Secesh
  • Taxonomic Class - Fine, mixed, superactive, mesic Oxyaquic Paleudalfs
  • Taxon Kind - series
  • PSC - 30 to 80 cm.
  • Classificaton Date - 2/27/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - oxyaquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: silty loess derived from mixed over silty loess derived from mixed over silty and clayey slope alluvium derived from mixed
  • Landscape: river valley
  • Landform: terrace
  • Geomorphic Component Hills: base slope
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Bonneterre Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/27/2007 (actual site observation date)
  • Air Photo ID: 37090e7sw
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other shrub cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    aquic conditions

    0—30

    30—122

    99—122

    —30—

    —92—

    —23—
    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

    —

    —

    273.4

    —

    21

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) rubbed silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots throughout and 3.0 medium roots throughout and 10.0 fine roots throughout; 3.0 fine moderate-continuity interstitial pores; 3 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU006719; observed in pit, small
    2A—18 to 30 centimeters (7.1 to 11.8 inches); brown (10YR 4/3) interior silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots throughout and 10.0 fine roots throughout; 3.0 fine moderate-continuity interstitial pores; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU006720; observed in pit, small
    2Bt1—30 to 43 centimeters (11.8 to 16.9 inches); 80 percent brown (7.5YR 4/4) interior and 20 percent dark grayish brown (10YR 4/2) interior silty clay loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 0.5 fine moderate-continuity tubular and 0.5 fine moderate-continuity interstitial pores; 35 percent faint brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU006721; observed in pit, small
    2Bt2—43 to 79 centimeters (16.9 to 31.1 inches); 50 percent brown (10YR 4/3) interior and 50 percent dark yellowish brown (10YR 4/4) interior silty clay loam; moderate medium angular blocky structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 fine moderate-continuity tubular and 0.5 fine moderate-continuity interstitial pores; 35 percent faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; gradual wavy boundary. Lab sample # MU006722; observed in pit, small
    3Bt3—79 to 99 centimeters (31.1 to 39.0 inches); dark yellowish brown (10YR 4/4) interior silty clay; strong medium angular blocky, and moderate coarse prismatic structure; firm; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 fine moderate-continuity tubular pores; 35 percent faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU006723; observed in pit, small
    3Bt4—99 to 122 centimeters (39.0 to 48.0 inches); dark yellowish brown (10YR 4/4) interior silty clay; moderate coarse prismatic structure; very firm; 0.5 very fine roots throughout; 0.5 fine moderate-continuity interstitial pores; 1 percent medium faint irregular noncoherent cemented gray (10YR 5/1), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/8), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark brown (10YR 2/2), moist, iron depletions with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-?-75 millimeter rhyolite fragments and 3 percent by volume nonflat subrounded indurated 2-?-75 millimeter chert fragments. Lab sample # MU006724; observed in pit, small