IDENTIFIERS

  • Current Taxon Name (Soil Name): Opequon
  • OSD
  • Series Extent
  • User Site ID: 1995MO203070M
  • User Pedon ID: 1995MO203070M
  • Transect:
  • Transect Stop Number - 2
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9561370
  • NCSS Pedon Lab Data NASIS Record ID - 31782
  • Print Date: 5/29/2024

    • 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: 37.1518806
  • Std. Longitude: -91.0474417
  • 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-B1—Exchange, Missouri

    • PEDON

  • Describers Name: RLT, SAV, DMM
  • Current Taxonomic Class: Clayey, mixed, active, mesic Lithic Hapludalfs
  • 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 - Opequon
  • PSC - 11 to 36 cm.
  • Classificaton Date - 1/31/2012
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Opequon
  • Taxonomic Class - Clayey, mixed, active, mesic Lithic Hapludalfs
  • Taxon Kind - series
  • PSC - 11 to 36 cm.
  • Classificaton Date - 6/30/1995
  • 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: 56 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum weathered from dolomite and/or slope alluvium
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/30/1995 (actual site observation date)
  • Air Photo ID: 16
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    36 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    strongly contrasting particle size class

    lithic contact

    3—11

    11—36

    11—

    36—

    —-

    —-

    —-

    —-
    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

    23

    —

    —

    235

    —

    285

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    A—3 to 11 centimeters (1.2 to 4.3 inches); dark grayish brown (10YR 4/2) very gravelly silt loam; moderate fine subangular blocky structure; friable; 3.0 fine and medium roots and 0.9 coarse roots; 3.0 fine and medium tubular pores; 5 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU054604
    2Bt1—11 to 18 centimeters (4.3 to 7.1 inches); red (2.5YR 4/6) clay; moderate very fine and fine angular blocky structure; very firm; 0.9 medium and coarse roots and 3.0 fine roots; 3.0 fine vesicular and tubular pores; 15 percent prominent brown (7.5YR 4/3), moist, clay films in root channels and/or pores and 15 percent distinct dark grayish brown (10YR 4/2), moist, organic stains in root channels and/or pores and 75 percent faint red (2.5YR 4/6), moist, clay films throughout; 2 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.6, hellige-truog; clear wavy boundary. Lab sample # MU054605
    2Bt2—18 to 36 centimeters (7.1 to 14.2 inches); red (2.5YR 4/6) clay; moderate fine subangular blocky structure; very firm; 3.0 medium and coarse roots and 0.9 fine roots; 3.0 fine tubular pores; 15 percent distinct dark brown (7.5YR 3/3), moist, clay films on rock fragments and 35 percent distinct dark brown (7.5YR 3/4), moist, clay films on faces of peds; 2 percent fine spherical noncoherent cemented black (N 2/0) iron-manganese concretions; fragments; slightly acid, pH 6.3, hellige-truog; abrupt wavy boundary. Lab sample # MU054606
    2R—36 centimeters (14.2 inches); bedrock; fragments.