IDENTIFIERS

  • Current Taxon Name (Soil Name): Courtois
  • OSD
  • Series Extent
  • User Site ID: 1998MO221167M
  • User Pedon ID: 1998MO221167
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9822139
  • Print Date: 11/21/2024

    • 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: 37.2507026
  • Std. Longitude: -91.1487758
  • Datum: WGS84
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DMS
  • Current Taxonomic Class: Fine-silty, mixed Typic Paleudalfs
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Courtois
  • Taxonomic Class - Fine-silty, mixed Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 6/29/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or residuum
  • Landscape: foothills
  • Landform: valley side
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/29/1998 (actual site observation date)
  • Air Photo ID: A-1
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    10

    —

    —

    200

    —

    220

    —

    —

    —

    —

    —

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3), very pale brown (10YR 7/3), dry; silt loam; weak fine subangular blocky parts to moderate very fine granular structure; friable; 6.0 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU061121
    Bt1—18 to 30 centimeters (7.1 to 11.8 inches); yellowish red (5YR 4/6) silt loam; moderate medium subangular blocky parts to moderate fine subangular blocky structure; firm; 3.0 very fine and fine roots; 6.0 very fine and fine interstitial and tubular pores; 15 percent distinct clay films on faces of peds; 1 percent by volume 2-39-75 millimeter limestone, cherty fragments; neutral, pH 6.7, hellige-truog; gradual smooth boundary. Lab sample # MU061122. discontinuous - phpvsfiid 138959; discontinuous - phpvsfiid 138959
    2Bt2—30 to 46 centimeters (11.8 to 18.1 inches); red (2.5YR 4/6) silty clay loam; moderate medium subangular blocky parts to strong fine subangular blocky structure; firm; 3.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 30 percent distinct clay films on faces of peds; 1 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; gradual smooth boundary. Lab sample # MU061123. discontinuous - phpvsfiid 138960; discontinuous - phpvsfiid 138960
    2Bt3—46 to 69 centimeters (18.1 to 27.2 inches); dark red (2.5YR 3/6) clay loam; weak medium prismatic parts to strong fine subangular blocky structure; very firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent prominent manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; 1 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU061124. continuous - phpvsfiid 138961; discontinuous - phpvsfiid 138962; continuous - phpvsfiid 138961; discontinuous - phpvsfiid 138962
    2Bt4—69 to 97 centimeters (27.2 to 38.2 inches); dark red (2.5YR 3/6) clay loam; moderate medium prismatic parts to moderate fine subangular blocky structure; very firm; 1.0 very fine and fine roots; 3.0 very fine and fine interstitial and tubular pores; 15 percent prominent manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU061125. continuous - phpvsfiid 138963; discontinuous - phpvsfiid 138964; continuous - phpvsfiid 138963; discontinuous - phpvsfiid 138964
    2Bt5—97 to 119 centimeters (38.2 to 46.9 inches); dark red (2.5YR 3/6) gravelly clay loam; moderate medium prismatic parts to moderate fine subangular blocky structure; very firm; 1.0 very fine and fine roots; 0.5 very fine and fine interstitial and tubular pores; 60 percent distinct clay films on faces of peds; 15 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.7, hellige-truog; gradual smooth boundary. Lab sample # MU061126. continuous - phpvsfiid 138965; continuous - phpvsfiid 138965
    2Bt6—119 to 142 centimeters (46.9 to 55.9 inches); dark red (2.5YR 3/6) sandy clay; weak medium prismatic parts to moderate very fine angular blocky structure; very firm; 0.5 very fine and fine interstitial and tubular pores; 60 percent distinct clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # MU061127. continuous - phpvsfiid 138966; continuous - phpvsfiid 138966
    2Bt7—142 to 203 centimeters (55.9 to 79.9 inches); dark red (2.5YR 3/6) gravelly clay; weak medium prismatic parts to moderate very fine angular blocky structure; very firm; 0.5 very fine and fine interstitial and tubular pores; 60 percent distinct clay films on faces of peds; 15 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog. Lab sample # MU061128. continuous - phpvsfiid 135761; continuous - phpvsfiid 135761