IDENTIFIERS

  • Current Taxon Name (Soil Name): Clarksville
  • OSD
  • Series Extent
  • User Site ID: 1994MO203916M
  • User Pedon ID: 1994MO203916M
  • Transect:
  • Transect Stop Number - 6
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M94C_W06
  • NCSS Pedon Lab Data NASIS Record ID - 31996
  • Print Date: 5/19/2024

    • 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: 37.1750222
  • Std. Longitude: -91.1387417
  • Datum: WGS84
  • 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-B2—Powder Mill Ferry, Missouri

    • PEDON

  • Describers Name: DM, FH
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Clarksville
  • PSC - 69 to 119 cm.
  • Classificaton Date - 8/5/2020
  • Sampled As Information:
  • Soil Name - Rueter
  • Taxonomic Class - Loamy-skeletal, siliceous, active, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 69 to 119 cm.
  • Classificaton Date - 7/27/1994
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 32 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: concave
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/27/1994 (actual site observation date)
  • Air Photo ID: 15
  • 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

    3—72

    72—143

    —-

    —-
    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

    55

    —

    —

    274

    —

    217

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    A—3 to 13 centimeters (1.2 to 5.1 inches); very dark grayish brown (10YR 3/2) extremely gravelly loam; moderate fine granular structure; very friable; 10.0 very fine and fine roots and 3.0 medium roots; 30.0 fine and medium interstitial pores; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 85 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; extremely acid, pH 4.2, hellige-truog; clear smooth boundary. Lab sample # MU052054
    E1—13 to 23 centimeters (5.1 to 9.1 inches); pale brown (10YR 6/3) extremely gravelly silt loam; weak fine subangular blocky structure; very friable; 2.0 medium roots and 5.0 fine roots and 1.0 coarse roots; 1.0 medium tubular and 6.0 fine interstitial and 6.0 fine tubular pores; 30 percent distinct very dark grayish brown (10YR 3/2), moist, organic stains in root channels and/or pores; 70 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU052055
    E2—23 to 36 centimeters (9.1 to 14.2 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky structure; very friable; 2.0 medium roots and 2.0 fine roots and 1.0 coarse roots; 2.0 medium tubular and 3.0 fine tubular and 5.0 fine interstitial and 1.0 coarse tubular pores; 10 percent distinct dark grayish brown (10YR 4/2), moist, organic stains in root channels and/or pores; 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU052056
    E31—36 to 46 centimeters (14.2 to 18.1 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky structure; friable; 2.0 medium roots and 1.0 fine roots and 0.5 coarse roots; 2.0 medium tubular and 5.0 fine interstitial and 5.0 fine tubular and 1.0 coarse tubular pores; 75 percent distinct dark grayish brown (10YR 4/2), moist, silt coats on faces of peds; 2 percent fine spherical iron-manganese concretions throughout; 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU052057
    E32—46 to 56 centimeters (18.1 to 22.0 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky structure; friable; 2.0 medium roots and 1.0 fine roots and 0.5 coarse roots; 2.0 medium tubular and 5.0 fine tubular and 5.0 fine interstitial and 1.0 coarse tubular pores; 75 percent distinct dark grayish brown (10YR 4/2), moist, silt coats on faces of peds; 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.2, hellige-truog. Lab sample # MU64525
    BE—56 to 72 centimeters (22.0 to 28.3 inches); 60 percent yellowish brown (10YR 5/4) and 35 percent strong brown (7.5YR 4/6) very gravelly silt loam; weak very fine and fine subangular blocky structure; friable; 1.0 medium roots and 0.5 fine roots; 15.0 fine tubular and 2.0 coarse tubular pores; 75 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds; 2 percent fine spherical iron-manganese concretions throughout; 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU052058
    Bt1—72 to 84 centimeters (28.3 to 33.1 inches); strong brown (7.5YR 4/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 1.0 fine roots; 2.0 medium tubular and 15.0 fine tubular pores; 10 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 30 percent distinct brown (7.5YR 4/4), moist, clay films on all faces of peds and 75 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 2 percent fine spherical iron-manganese concretions throughout; 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # MU052059
    Bt21—84 to 94 centimeters (33.1 to 37.0 inches); strong brown (7.5YR 4/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 0.5 medium roots and 0.1 fine roots; 4.0 medium tubular and 20.0 fine tubular and 0.5 coarse tubular pores; 30 percent distinct brown (7.5YR 4/4), moist, clay films on all faces of peds and 30 percent distinct black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 75 percent distinct pale brown (10YR 6/3) silt coats on all faces of peds; 2 percent fine spherical iron-manganese concretions throughout; 40 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU052060
    Bt22—94 to 107 centimeters (37.0 to 42.1 inches); strong brown (7.5YR 4/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 0.5 medium roots and 0.1 fine roots; 4.0 medium tubular and 20.0 fine tubular and 0.5 coarse tubular pores; 30 percent distinct brown (7.5YR 4/4), moist, clay films on all faces of peds and 30 percent distinct black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 75 percent distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds; 40 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog. Lab sample # MU64526
    2Bt3—107 to 125 centimeters (42.1 to 49.2 inches); strong brown (7.5YR 4/6) extremely gravelly silt loam; weak fine subangular blocky structure; friable; 0.5 fine roots; 3.0 medium tubular and 32.0 fine tubular and 1.0 coarse tubular pores; 30 percent faint yellowish red (5YR 4/6), moist, clay films on all faces of peds and 30 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds; 15 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # MU052061
    3Bt4—125 to 143 centimeters (49.2 to 56.3 inches); red (2.5YR 4/8) gravelly silt loam; moderate fine and medium subangular blocky parts to weak very fine angular blocky structure; very firm; 0.2 fine roots; 3.0 fine tubular pores; 30 percent prominent pale brown (10YR 6/3), moist, silt coats on all faces of peds and 75 percent distinct red (2.5YR 4/6), moist, clay films on all faces of peds; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 25 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog. Lab sample # MU052062