IDENTIFIERS

  • Current Taxon Name (Soil Name): Noark
  • OSD
  • Series Extent
  • User Site ID: 1998MO203037M
  • User Pedon ID: 1998MO203037M
  • User Site Association ID: 8609
  • Transect:
  • User Transect ID - shannon-72C1
  • Transect Stop Number - 8
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9861337
  • NCSS Pedon Lab Data NASIS Record ID - 26434
  • Print Date: 2/16/2025

    • 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: 37.3129806
  • Std. Longitude: -91.4226694
  • 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-C4—Round Spring, Missouri

    • PEDON

  • Describers Name: JSE RLT MS BM
  • 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 - 51 to 101 cm.
  • Classificaton Date - 2/24/2021
  • Sampled As Information:
  • Soil Name - Alred
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 51 to 100 cm.
  • Classificaton Date - 4/1/1998
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 30 Strongly contrasting textural stratification (depth in inches) and 22 percent of Percent clay in the control section and 28 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum weathered from dolomite and/or slope alluvium
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/1/1998 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—23

    23—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

    —

    —

    —

    —

    17

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 4/3) gravelly silt loam; weak very fine and fine granular structure; very friable; 7.0 fine to coarse roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.4, hellige-truog; clear smooth boundary. Lab sample # MU009600
    E1—8 to 23 centimeters (3.1 to 9.1 inches); yellowish brown (10YR 5/4) gravelly silt loam; weak very fine subangular blocky structure; very friable; 3.0 fine to coarse roots; 0.9 very fine and fine interstitial and tubular pores; 15 percent distinct dark grayish brown (10YR 4/2) organic stains on faces of peds; 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU009601
    E2—23 to 51 centimeters (9.1 to 20.1 inches); brown (7.5YR 5/4) extremely gravelly silt loam; weak very fine subangular blocky structure; very friable; 3.0 fine and medium roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent distinct light brown (7.5YR 6/3) silt coats on faces of peds and 15 percent distinct brown (7.5YR 5/4) clay films on faces of peds; 6 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 60 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # MU009602
    Bt1—51 to 76 centimeters (20.1 to 29.9 inches); strong brown (7.5YR 5/6) extremely gravelly silt loam; moderate fine subangular blocky structure; friable; 3.0 very fine and fine roots; 0.9 fine tubular pores; 15 percent distinct gray (5YR 6/1) clay films on faces of peds and 35 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds; 5 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 50 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU009603
    2Bt2—76 to 104 centimeters (29.9 to 40.9 inches); 80 percent dark red (2.5YR 3/6) and 20 percent brownish yellow (10YR 6/6) very gravelly clay; moderate very fine and fine angular blocky structure; firm; 0.9 fine roots; 0.9 fine tubular pores; 15 percent distinct gray (5YR 6/1) clay films on faces of peds and 15 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.2, hellige-truog; gradual smooth boundary. Lab sample # MU009604
    2Bt3—104 to 150 centimeters (40.9 to 59.1 inches); red (2.5YR 4/6) clay; moderate fine angular blocky structure; very firm; 0.9 fine roots; 0.9 fine tubular pores; 15 percent distinct yellowish red (5YR 5/6) clay films on faces of peds and 15 percent distinct gray (5YR 6/1) clay films on faces of peds and in pores and 35 percent distinct red (2.5YR 4/6) clay films on faces of peds; 10 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU009605
    2Bt4—150 to 203 centimeters (59.1 to 79.9 inches); 60 percent red (10R 4/6) and 40 percent gray (5YR 6/1) clay; moderate fine and medium subangular blocky parts to moderate very fine subangular blocky structure; very firm; 0.9 fine roots; 15 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds and 35 percent distinct gray (5YR 6/1) clay films on faces of peds and 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments. Lab sample # MU009606