IDENTIFIERS

  • Current Taxon Name (Soil Name): Sinkin
  • OSD
  • Series Extent
  • User Site ID: 1994MO203044M
  • User Pedon ID: 1994MO203044M
  • Transect:
  • Transect Stop Number - 1
  • Transect Interval - 150.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9461344
  • NCSS Pedon Lab Data NASIS Record ID - 32091
  • User Project ID: 2021-25NCSPR013
  • Project Name: MLRA 116A - Mark Twain National Forest Update
  • Print Date: 11/23/2024

    • 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: 37.0500361
  • Std. Longitude: -91.2976417
  • Datum: WGS84
  • Map Unit: 73159—Yelton silt loam, 3 to 8 percent slopes
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • MLRA Soil Survey Area: NC-SPM—Springfield, Missouri
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-A3—Winona, Missouri

    • PEDON

  • Describers Name: JDC, DL
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Sinkin
  • PSC - 99 to 149 cm.
  • Classificaton Date - 8/22/2023
  • Classifier - Gene Campbell
  • Soil Taxonomic Edition - thirteenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tilk
  • Taxonomic Class - Loamy-skeletal, mixed, active, mesic Ultic Hapludalfs
  • Taxon Kind - series
  • PSC - 30 to 80 cm.
  • Classificaton Date - 8/25/1994
  • Soil Taxonomic Edition - twelfth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • Field Measured Properties: 0.35 ratio of cec to clay ratio and 18 percent of pscs clay and 59 percent of pscs gravel and 68.7 percent of pscs sand


    • SITE

  • Parent Material: alluvium
  • Landscape: hills
  • Landform: drainageway
  • Geomorphic Component Hills: base slope
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: somewhat excessively
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/25/1994 (actual site observation date)
  • Air Photo ID: 20
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    lithologic discontinuity

    5—18

    99—165

    137—165

    —13—

    —66—

    —28—
    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

    1

    —

    —

    302

    —

    160

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 5 centimeters (0.0 to 2.0 inches); slightly decomposed plant material; fragments. LEAVES, ROOTS, AND TWIGS.
    A—5 to 18 centimeters (2.0 to 7.1 inches); very dark grayish brown (10YR 3/2) gravelly coarse sandy loam; weak fine and medium granular structure; very friable; 7.0 very fine and fine roots; 7.0 fine interstitial pores; 3 percent by volume nonflat subangular indurated 2-?-75 millimeter chert fragments and 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU051874
    AB—18 to 30 centimeters (7.1 to 11.8 inches); very dark grayish brown (10YR 3/2) gravelly sandy loam; weak fine subangular blocky structure; very friable; 3.0 fine and medium roots; 3.0 fine tubular pores; 3 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU051875
    Bt1—30 to 46 centimeters (11.8 to 18.1 inches); brown (10YR 4/3) gravelly sandy loam; weak very fine subangular blocky structure; friable; 3.0 very fine and fine roots; 3.0 fine tubular pores; 10 percent distinct brown (7.5YR 4/3), moist, clay films on faces of peds; 5 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 35 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU051876
    Bt2—46 to 71 centimeters (18.1 to 28.0 inches); dark yellowish brown (10YR 4/4) very gravelly loamy coarse sand; weak very fine subangular blocky structure; friable; 1.0 fine and medium roots; 3.0 fine and medium interstitial pores; 2 percent distinct black (7.5YR 2/1), moist, manganese or iron-manganese stains on rock fragments and 30 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds; 3 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 50 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU051877
    Bt3—71 to 104 centimeters (28.0 to 40.9 inches); dark yellowish brown (10YR 4/4) very gravelly coarse sandy loam; weak very fine subangular blocky structure; friable; 0.5 fine roots; 3.0 fine interstitial pores; 2 percent distinct black (7.5YR 2/1), moist, manganese or iron-manganese stains on rock fragments and 35 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds; 3 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 50 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU051878
    Bt4—104 to 142 centimeters (40.9 to 55.9 inches); dark yellowish brown (10YR 4/4) very gravelly coarse sandy loam; weak very fine subangular blocky structure; friable; 1.0 very fine and fine roots; 7.0 fine and medium interstitial pores; 15 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 15 percent distinct black (7.5YR 2/1), moist, manganese or iron-manganese stains on rock fragments; 5 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 4.9, hellige-truog; abrupt wavy boundary. Lab sample # MU051879
    2Bt5—142 to 170 centimeters (55.9 to 66.9 inches); 60 percent grayish brown (10YR 5/2) and 40 percent brownish yellow (10YR 6/8) very gravelly loam; weak medium subangular blocky structure; firm, moderately cemented; 1.0 fine and medium roots; 0.5 fine vesicular pores; 15 percent distinct brown (7.5YR 4/4), moist, 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; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU051880. All roots are in top of this horizon.