IDENTIFIERS

  • Current Taxon Name (Soil Name): Sonsac
  • OSD
  • Series Extent
  • User Site ID: 1991MO057085M
  • User Pedon ID: 1991MO057085
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9105785
  • 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: 37.3711278
  • Std. Longitude: -93.8586833
  • Datum: WGS84
  • Township: T30N
  • Range: R27W
  • Section: 1
  • PLSS Details: 780 feet S and 800 feet E of the NW corner
  • Location Description: 780 ft. south and 800 ft. east of northwest corner sec. 1, T. 30 N., r. 27 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 - 10 to 60 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Bardley
  • Taxon Kind - series
  • Classificaton Date - 1/24/1992
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium and/or residuum 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: 1/24/1992 (actual site observation date)
  • Surface Cover Properties:
  • 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—10

    10—97

    97—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

    7

    —

    —

    308

    —

    200

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (10YR 3/3), grayish brown (10YR 5/2), dry; gravelly silty clay loam; moderate fine granular structure; very friable; 6.0 fine and medium roots; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 15 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU041015
    Bt1—10 to 30 centimeters (3.9 to 11.8 inches); dark brown (7.5YR 3/4) gravelly silty clay; weak fine subangular blocky parts to weak fine granular structure; firm; 3.0 fine and medium roots; 10 percent faint clay films; 15 percent by volume 2-39-75 millimeter limestone, cherty fragments and 20 percent by volume 75-162-250 millimeter limestone, cherty fragments; moderately acid, pH 5.7, hellige-truog; clear smooth boundary. Lab sample # MU041016
    Bt2—30 to 58 centimeters (11.8 to 22.8 inches); dark reddish brown (2.5YR 3/4) very gravelly clay; weak fine subangular blocky structure; firm; 3.0 very fine and fine roots; 30 percent distinct clay films on faces of peds and 30 percent manganese or iron-manganese stains; 10 percent fine irregular iron-manganese masses; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU041017
    Bt3—58 to 86 centimeters (22.8 to 33.9 inches); dark reddish brown (2.5YR 3/4) very gravelly clay; moderate fine subangular blocky structure; firm; 3.0 very fine and fine roots; 30 percent distinct clay films on faces of peds and 30 percent manganese or iron-manganese stains; 10 percent fine irregular iron-manganese masses; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # MU041018
    Bt4—86 to 97 centimeters (33.9 to 38.2 inches); red (2.5YR 4/8) gravelly clay; moderate fine subangular blocky structure; firm; 0.5 fine roots; 30 percent distinct clay films on faces of peds and 30 percent manganese or iron-manganese stains; 10 percent by volume 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.3, hellige-truog; clear smooth boundary. Lab sample # MU041019
    R—97 centimeters (38.2 inches); bedrock; fragments.