IDENTIFIERS

  • Current Taxon Name (Soil Name): Noark
  • OSD
  • Series Extent
  • User Site ID: 1991MO123009M
  • User Pedon ID: 1991MO123009M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9112309
  • NCSS Pedon Lab Data NASIS Record ID - 31398
  • Print Date: 2/17/2025

    • 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: 37.4794426
  • Std. Longitude: -90.3580856
  • Datum: WGS84
  • Township: T32N
  • Range: R6E
  • Section: 11
  • PLSS Details: 350 feet S and 650 feet E of the NW corner
  • Location Description: 350 ft. S. and 650 ft. E. of the NW corner of sec. 11, T. 32 N., R. 6 E.
  • Map Unit: 73139—Poynor-Clarksville-Scholten complex, 8 to 15 percent slopes, stony13D—Clarksville gravelly silt loam, 5 to 14 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-D3—Cherokee Pass, Missouri

    • PEDON

  • Describers Name: KLB, CGM
  • Current Taxonomic Class: Clayey-skeletal, mixed, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Noark
  • PSC - 46 to 96 cm.
  • Classificaton Date - 3/4/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 46 to 100 cm.
  • Classificaton Date - 5/29/1991
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 23 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum weathered from cherty limestone
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments: 0.15 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/29/1991 (actual site observation date)
  • Air Photo ID: C-5
  • 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

    0—46

    46—152

    —-

    —-
    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

    —

    —

    311

    —

    285

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 5/3) and dark grayish brown (10YR 4/2), light gray (10YR 7/2), dry; gravelly silt loam; moderate fine granular structure; very friable; 10.0 fine to coarse roots; 25 percent by volume subangular 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU041903
    E1—13 to 23 centimeters (5.1 to 9.1 inches); yellowish brown (10YR 5/4) and dark grayish brown (10YR 4/2) gravelly silt loam; moderate fine granular structure; very friable; 10.0 fine to coarse roots; 30 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.2, hellige-truog; clear wavy boundary. Lab sample # MU041904
    E2—23 to 46 centimeters (9.1 to 18.1 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine and medium roots; 2 percent by volume 75-162-250 millimeter unspecified fragments and 50 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU041905. Mixing from above horizon.
    Bt1—46 to 56 centimeters (18.1 to 22.0 inches); 40 percent strong brown (7.5YR 5/6) and 40 percent reddish yellow (7.5YR 6/6) and 20 percent light gray (10YR 7/2) and very pale brown (10YR 7/4) gravelly silt loam; moderate fine subangular blocky structure; friable; 3.0 fine and medium roots; 15 percent distinct clay films; 20 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU041906
    2Bt21—56 to 71 centimeters (22.0 to 28.0 inches); yellowish red (5YR 4/6) exterior and brownish yellow (10YR 6/6) interior and light gray (10YR 7/2) very cobbly clay; moderate fine subangular blocky structure; firm; 0.5 fine roots; 75 percent prominent grayish brown (10YR 5/2) clay films on faces of peds; 15 percent by volume 75-162-250 millimeter unspecified fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU041907
    2Bt22—71 to 89 centimeters (28.0 to 35.0 inches); very cobbly clay; fragments. Lab sample # MU041908
    2Bt3—89 to 114 centimeters (35.0 to 44.9 inches); very pale brown (10YR 8/2) and strong brown (7.5YR 4/6) and yellowish red (5YR 4/6) exterior and yellow (10YR 7/6) very cobbly clay loam; moderate fine subangular blocky structure; firm; 0.5 fine roots; 75 percent prominent clay films on faces of peds; 20 percent by volume 2-39-75 millimeter unspecified fragments and 30 percent by volume 75-162-250 millimeter unspecified fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU041909
    2Bt4—114 to 132 centimeters (44.9 to 52.0 inches); very pale brown (10YR 8/2) and yellow (10YR 7/6) and yellowish red (5YR 4/6) exterior and strong brown (7.5YR 5/6) very cobbly clay; moderate fine subangular blocky structure; firm; 35 percent prominent clay films on vertical faces of peds; 15 percent by volume 75-162-250 millimeter unspecified fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU041910
    2Bt5—132 to 152 centimeters (52.0 to 59.8 inches); yellow (10YR 7/6) and yellowish red (5YR 5/6) exterior and very pale brown (10YR 8/2) very cobbly clay loam; moderate fine subangular blocky structure; firm; 35 percent prominent clay films on vertical faces of peds; 15 percent by volume 75-162-250 millimeter unspecified fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU041911