IDENTIFIERS

  • Current Taxon Name (Soil Name): Sonsac
  • OSD
  • Series Extent
  • User Site ID: 1992MO057018M
  • User Pedon ID: 1992MO057018
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9205718
  • Print Date: 5/20/2024

    • 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: 37.5102333
  • Std. Longitude: -93.8089389
  • Datum: WGS84
  • Township: T32N
  • Range: R26W
  • Section: 17
  • PLSS Details: 1980 feet N and 2100 feet W of the SE corner
  • Location Description: 1980 ft. north and 2100 ft. west of southeast corner sec. 17, T. 32 N., R. 26 W.
  • Map Unit: 70043—Sonsac-Moko-Rock outcrop complex, 3 to 15 percent slopes
  • State: Missouri
  • County: MO057—Dade
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO057—Dade County, Missouri

    • PEDON

  • Describers Name: R. D. Chorice and Charles Harwood
  • Current Taxonomic Class: Clayey-skeletal, mixed, mesic Typic Hapludalfs
  • 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 - Sonsac
  • PSC - 20 to 70 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Bardley
  • Taxon Kind - series
  • Classificaton Date - 3/12/1992
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone and/or solid rock derived from cherty limestone
  • Landscape: plateau
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Bedrock: limestone, cherty
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/12/1992 (actual site observation date)
  • 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

    ochric epipedon

    argillic horizon

    lithic contact

    0—20

    20—71

    71—203

    —-

    —-

    —-
    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

    —

    —

    293

    —

    340

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; very gravelly silt loam; moderate fine and medium granular structure; very friable; 10.0 fine and medium roots; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.4, hellige-truog; abrupt smooth boundary. Lab sample # MU010286
    BA—10 to 20 centimeters (3.9 to 7.9 inches); dark yellowish brown (10YR 4/4) very gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine and medium roots; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # MU010287
    2Bt1—20 to 46 centimeters (7.9 to 18.1 inches); dark reddish brown (2.5YR 3/4) very cobbly silty clay; weak fine subangular blocky structure; firm; 3.0 fine roots; 30 percent distinct clay films on faces of peds; 10 percent fine iron-manganese concretions; 25 percent by volume 2-39-75 millimeter limestone, cherty fragments and 35 percent by volume 75-162-250 millimeter limestone, cherty fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # MU010288
    2Bt2—46 to 71 centimeters (18.1 to 28.0 inches); dark reddish brown (5YR 3/2) very cobbly clay; moderate very fine and fine subangular blocky structure; firm; 3.0 fine roots; 30 percent distinct clay films on faces of peds; 10 percent fine iron-manganese concretions; 5 percent by volume 250-425-600 millimeter limestone, cherty fragments and 20 percent by volume 2-39-75 millimeter limestone, cherty fragments and 30 percent by volume 75-162-250 millimeter limestone, cherty fragments; neutral, pH 7.1, hellige-truog; abrupt wavy boundary. Lab sample # MU010289
    2R—71 centimeters (28.0 inches); bedrock; fragments.