IDENTIFIERS

  • Current Taxon Name (Soil Name): Baylock
  • OSD
  • Series Extent
  • User Site ID: 1992MO123017M
  • User Pedon ID: 1992MO123017M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9212317
  • NCSS Pedon Lab Data NASIS Record ID - 31363
  • Print Date: 3/2/2025

    • 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: 37.4065018
  • Std. Longitude: -90.1641922
  • Datum: WGS84
  • Township: T32N
  • Range: R8E
  • Section: 34
  • PLSS Details: 4800 feet S and 100 feet E of the NW corner
  • Location Description: 4800 ft. S and 100 ft. E of NW corner of Sec. 34, T 32 N, R 8 E
  • Map Unit: 74648—Aslinger silt loam, 3 to 8 percent slopes76B—Iva silt loam, 1 to 4 percent slopes
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-D2—Marquand, Missouri

    • PEDON

  • Describers Name: MLC, KEB and CGM
  • Current Taxonomic Class: Fine, mixed, active, mesic Cumulic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Baylock
  • PSC - 81 to 131 cm.
  • Classificaton Date - 12/28/2011
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Racoon
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Typic Endoaqualfs
  • Taxon Kind - series
  • PSC - 81 to 131 cm.
  • Classificaton Date - 9/1/1992
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: hills
  • Landform: flood plain
  • Geomorphic Component Hills: base slope
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Drainage Class: poorly
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1992 (actual site observation date)
  • Air Photo ID: D-7
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    aquic conditions

    0—81

    81—178

    81—196

    —-

    —-

    —-
    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

    1

    —

    —

    169

    —

    145

    1055

    —

    210

    14

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (10YR 3/1), dark grayish brown (10YR 4/2), dry; silty clay loam; weak very fine subangular blocky parts to moderate very fine granular structure; friable; 10.0 very fine and fine roots; 15 percent distinct iron stains; 1 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.8, hellige-truog; abrupt wavy boundary. Lab sample # MU045676
    A—15 to 30 centimeters (5.9 to 11.8 inches); very dark gray (10YR 3/1), dark grayish brown (10YR 4/2), dry; silty clay loam; weak very fine subangular blocky parts to weak very fine granular structure; friable; 3.0 very fine and fine roots; 15 percent distinct iron stains; 1 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.8, hellige-truog; abrupt wavy boundary. Lab sample # MU045677
    E1—30 to 58 centimeters (11.8 to 22.8 inches); very dark gray (10YR 3/1) silty clay loam; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 15 percent distinct iron stains and 35 percent faint clay films; 2 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.9, hellige-truog; clear wavy boundary. Lab sample # MU045678
    E2—58 to 81 centimeters (22.8 to 31.9 inches); very dark gray (10YR 3/1) silty clay loam; 1 percent yellowish brown (10YR 5/6) fine prominent mottles; moderate very fine and fine subangular blocky structure; firm; 0.5 very fine roots; 35 percent faint clay films; 2 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # MU045679
    Btg1—81 to 104 centimeters (31.9 to 40.9 inches); gray (10YR 5/1) silty clay loam; 30 percent brownish yellow (10YR 6/6) fine and medium prominent and 30 percent dark yellowish brown (10YR 4/4) fine and medium prominent mottles; weak fine subangular blocky, and moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 75 percent distinct clay films; 3 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 7.1, hellige-truog; clear wavy boundary. Lab sample # MU045680
    Btg2—104 to 127 centimeters (40.9 to 50.0 inches); dark gray (N 4/0) silty clay loam; 30 percent brownish yellow (10YR 6/6) fine and medium prominent and 30 percent yellowish brown (10YR 5/6) fine and medium prominent mottles; moderate very fine and fine subangular blocky structure; firm; 0.5 very fine roots; 75 percent distinct clay films; 3 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary. Lab sample # MU045681
    Btg3—127 to 147 centimeters (50.0 to 57.9 inches); dark gray (N 4/0) silty clay loam; 10 percent brownish yellow (10YR 6/6) medium prominent mottles; weak very fine and fine subangular blocky structure; firm; 0.5 very fine roots; 75 percent distinct clay films; 2 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 7.1, hellige-truog; clear wavy boundary. Lab sample # MU045682
    Bg—147 to 178 centimeters (57.9 to 70.1 inches); dark gray (N 4/0) gravelly silty clay loam; 1 percent brownish yellow (10YR 6/6) medium prominent mottles; weak fine subangular blocky structure; very firm; 0.5 very fine roots; 35 percent distinct clay films; 20 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 7.0, hellige-truog. Lab sample # MU045683. Dense gravel layer at 70 inches; satellite probe four feet away penetrated past gravel layer. Horizons described below.
    2Ab—168 to 180 centimeters (66.1 to 70.9 inches); very dark gray (N 3/0) silty clay; 1 percent brownish yellow (10YR 6/6) fine prominent mottles; weak fine subangular blocky structure; firm; 0.5 very fine roots; 35 percent distinct clay films and 35 percent distinct organic stains; 10 percent by volume 2-39-75 millimeter unspecified fragments. Lab sample # MU64701. Many prominent brownish yellow mottles in the above horizon.
    2Btg—180 to 196 centimeters (70.9 to 77.2 inches); dark gray (N 4/0) gravelly clay; 10 percent brownish yellow (10YR 6/6) fine and medium prominent mottles; weak fine subangular blocky structure; very firm; 0.5 very fine roots; 35 percent distinct clay films and 35 percent distinct organic stains; 20 percent by volume 2-39-75 millimeter unspecified fragments. Lab sample # MU64700