IDENTIFIERS

  • Current Taxon Name (Soil Name): Sonsac
  • OSD
  • Series Extent
  • User Site ID: 1999MO203064M
  • User Pedon ID: 1999MO203064M
  • User Site Association ID: 8619
  • Transect:
  • Transect Stop Number - 9
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9961364
  • NCSS Pedon Lab Data NASIS Record ID - 31509
  • Print Date: 6/1/2024

    • 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: 37.1320472
  • Std. Longitude: -91.2360528
  • 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-B2—Powder Mill Ferry, Missouri

    • PEDON

  • Describers Name: MS, BM, LT
  • Current Taxonomic Class: Loamy-skeletal, mixed, superactive, mesic Typic 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 - Sonsac
  • PSC - 15 to 65 cm.
  • Classificaton Date - 12/17/2020
  • Sampled As Information:
  • Soil Name - Sonsac
  • Taxonomic Class - Clayey-skeletal, mixed, active, mesic Typic Hapludalfs
  • Taxon Kind - series
  • PSC - 15 to 65 cm.
  • Classificaton Date - 7/15/1999
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 26.7 percent of Percent clay in the control section and 38 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum weathered from dolomite
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/1999 (actual site observation date)
  • 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

    —

    91 -

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

    ochric epipedon

    argillic horizon

    lithic contact

    0—15

    15—91

    91—

    —-

    —-

    —-
    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

    19

    —

    —

    259

    —

    83

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 15 centimeters (0.0 to 5.9 inches);, dark grayish brown (10YR 4/2), dry; gravelly fine sandy loam; weak fine granular, and weak fine subangular blocky structure; firm; 7.0 fine to coarse roots; 3.0 fine to coarse interstitial and tubular pores; 30 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; clear smooth boundary. Lab sample # MU064025
    Bt1—15 to 41 centimeters (5.9 to 16.1 inches); yellowish red (5YR 4/6) very gravelly sandy clay loam; moderate medium subangular blocky structure; firm; 3.0 fine to coarse roots; 3.0 coarse tubular and 7.0 coarse interstitial and tubular pores; 35 percent distinct dark reddish brown (5YR 3/4), moist, clay films on faces of peds; 5 percent by volume 250-425-600 millimeter sandstone, unspecified fragments and 30 percent by volume 75-162-250 millimeter sandstone, unspecified fragments; clear wavy boundary. Lab sample # MU064026
    Bt2—41 to 61 centimeters (16.1 to 24.0 inches); reddish brown (5YR 4/4) very gravelly sandy clay loam; moderate medium subangular blocky structure; very firm; 3.0 fine and medium roots and 0.9 coarse roots; 3.0 coarse tubular and 7.0 coarse interstitial and tubular pores; 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 35 percent distinct yellowish red (5YR 5/6), moist, clay films on faces of peds; 20 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 30 percent by volume 250-425-600 millimeter sandstone, unspecified fragments; clear wavy boundary. Lab sample # MU064027
    Bt3—61 to 91 centimeters (24.0 to 35.8 inches); red (2.5YR 4/6) sandy clay loam; moderate medium subangular blocky structure; very firm; 0.9 fine and medium roots; 0.1 fine vesicular pores; 35 percent distinct dark red (2.5YR 3/6), moist, clay films on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU064028
    R—91 centimeters (35.8 inches); bedrock; fragments. Lab sample # MU64630