IDENTIFIERS

  • Current Taxon Name (Soil Name): Coulstone
  • OSD
  • Series Extent
  • User Site ID: 1997MO221051M
  • User Pedon ID: 1997MO221051
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9722103
  • Print Date: 11/11/2024

    • 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: 37.8807889
  • Std. Longitude: -90.8645583
  • Datum: WGS84
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DS,JS,DM
  • Current Taxonomic Class: Loamy-skeletal, siliceous Typic Paleudults
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Coulstone
  • Taxonomic Class - Loamy-skeletal, siliceous Typic Paleudults
  • Taxon Kind - series
  • PSC - 23 to 73 cm.
  • Classificaton Date - 4/21/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium
  • Landscape: hills
  • Landform: hillside
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/21/1997 (actual site observation date)
  • Air Photo ID: 30
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    30

    —

    —

    354

    —

    250

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; very gravelly sandy loam; weak very fine subangular blocky structure; friable; 7.0 very fine and fine roots and 3.0 medium and coarse roots; 7.0 very fine and fine interstitial pores; 10 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 50 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; extremely acid, pH 4.2, hellige-truog; clear smooth boundary. Lab sample # MU012637
    E1—8 to 23 centimeters (3.1 to 9.1 inches); brown (10YR 5/3) extremely gravelly sandy loam; weak very fine subangular blocky structure; friable; 7.0 very fine and fine roots and 3.0 medium and coarse roots; 7.0 very fine and fine interstitial pores; 15 percent prominent skeletans on faces of peds; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 65 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU012638
    E2—23 to 36 centimeters (9.1 to 14.2 inches); light yellowish brown (10YR 6/4) very gravelly sandy loam; moderate fine subangular blocky structure; friable; 3.0 very fine and fine roots and 1.0 medium and coarse roots; 3.0 very fine and fine interstitial and tubular pores; 25 percent prominent skeletans on faces of peds; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 35 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU012639
    Bt1—36 to 56 centimeters (14.2 to 22.0 inches); yellowish brown (10YR 5/4) very gravelly fine sandy loam; moderate fine subangular blocky structure; firm; 3.0 very fine and fine roots and 1.0 medium and coarse roots; 3.0 very fine and fine interstitial and tubular pores; 5 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 40 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU012640
    Bt2—56 to 71 centimeters (22.0 to 28.0 inches); strong brown (7.5YR 4/6) extremely gravelly sandy loam; 15 percent dark red (2.5YR 3/6) fine prominent mottles; moderate very fine subangular blocky structure; firm; 3.0 very fine and fine roots and 1.0 medium and coarse roots; 1.0 very fine and fine interstitial and tubular pores; 5 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 65 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU012641
    Bt3—71 to 86 centimeters (28.0 to 33.9 inches); 60 percent strong brown (7.5YR 5/6) and 35 percent dark red (2.5YR 3/6) very gravelly sandy loam; moderate very fine subangular blocky structure; firm; 1.0 very fine and fine roots; 1.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 10 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 40 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, hellige-truog; gradual smooth boundary. Lab sample # MU012642
    2Bt4—86 to 117 centimeters (33.9 to 46.1 inches); 65 percent strong brown (7.5YR 4/6) and 30 percent dark red (2.5YR 3/6) extremely gravelly sandy clay; weak fine subangular blocky structure; firm; 1.0 very fine and fine roots; 1.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 5 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 65 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU012643
    2Bt51—117 to 152 centimeters (46.1 to 59.8 inches); 60 percent strong brown (7.5YR 5/6) and 35 percent dark red (2.5YR 3/6) sandy clay; moderate medium angular blocky structure; very firm; 1.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU012644
    2Bt52—152 to 203 centimeters (59.8 to 79.9 inches); 60 percent strong brown (7.5YR 5/6) and 35 percent dark red (2.5YR 3/6) sandy clay; moderate medium angular blocky structure; very firm; 1.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 10 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU012645