IDENTIFIERS

  • Current Taxon Name (Soil Name): Gravois
  • OSD
  • Series Extent
  • User Site ID: 1998MO131028M
  • User Pedon ID: 1998MO131028
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9813132
  • Print Date: 12/4/2024

    • 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: 38.2806792
  • Std. Longitude: -92.4141456
  • Datum: WGS84
  • Township: T41N
  • Range: R14W
  • Section: 25
  • PLSS Details: 100 feet S and 550 feet W of the NE corner
  • State: Missouri
  • County: MO131—Miller
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DV,TK,DW
  • Current Taxonomic Class: Fine-silty, mixed Oxyaquic 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 - Gravois
  • Taxonomic Class - Fine-silty, mixed Oxyaquic Paleudalfs
  • Taxon Kind - series
  • PSC - 15 to 66 cm.
  • Classificaton Date - 7/30/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess over pedisediment over residuum
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/30/1998 (actual site observation date)
  • Air Photo ID: 5B
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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—15

    15—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

    4

    —

    —

    239

    —

    257

    —

    —

    —

    —

    —

    —

    —

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silt loam; weak fine granular structure; friable; 6.0 very fine and fine roots throughout; 6.0 very fine and fine vesicular and tubular pores; fragments; clear smooth boundary. Lab sample # MU060779
    Bt1—15 to 28 centimeters (5.9 to 11.0 inches); yellowish brown (10YR 5/4) silt loam; weak fine subangular blocky structure; friable; 6.0 very fine and fine roots throughout; 6.0 very fine and fine vesicular and tubular pores; 2 percent faint dark yellowish brown (10YR 4/4) clay films on faces of peds; fragments; clear smooth boundary. Lab sample # MU060780. discontinuous - phpvsfiid 127134; discontinuous - phpvsfiid 127134
    Bt2—28 to 41 centimeters (11.0 to 16.1 inches); yellowish brown (10YR 5/4) silt loam; weak fine subangular blocky structure; firm; 3.0 very fine and fine roots throughout; 5.0 very fine and fine vesicular and tubular pores; 5 percent faint dark yellowish brown (10YR 4/4) clay films on faces of peds; fragments; clear smooth boundary. Lab sample # MU060781. patchy - phpvsfiid 127135; patchy - phpvsfiid 127135
    Bt3—41 to 66 centimeters (16.1 to 26.0 inches); strong brown (7.5YR 5/6) silty clay loam; weak fine and medium subangular blocky structure; firm; 1.0 very fine and fine roots throughout; 4.0 very fine and fine vesicular and tubular pores; 5 percent faint strong brown (7.5YR 4/6) clay films on faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; gradual smooth boundary. Lab sample # MU060782. continuous - phpvsfiid 127136; continuous - phpvsfiid 127136
    2Btx—66 to 102 centimeters (26.0 to 40.2 inches); yellowish brown (10YR 5/4) extremely gravelly loam; 2 percent grayish brown (10YR 5/2) fine prominent mottles; weak fine subangular blocky structure; firm; 1.0 very fine and fine roots throughout; 2.0 very fine and fine vesicular and tubular pores; 2 percent prominent gray (10YR 5/1) clay films on faces of peds and 2 percent prominent black (10YR 2/1) manganese or iron-manganese stains throughout; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 65 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU060783. This is marginal 2Btx horizon; discontinuous - phpvsfiid 127137; discontinuous - phpvsfiid 127138; discontinuous - phpvsfiid 127137; discontinuous - phpvsfiid 127138
    3Bt4—102 to 145 centimeters (40.2 to 57.1 inches); dark red (2.5YR 3/6) gravelly clay; moderate fine and medium subangular blocky structure; firm; 4.0 very fine vesicular and tubular pores; 10 percent distinct dark reddish brown (2.5YR 3/4) clay films on faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 20 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; gradual smooth boundary. Lab sample # MU060784. continuous - phpvsfiid 127139; continuous - phpvsfiid 127139
    3Bt5—145 to 203 centimeters (57.1 to 79.9 inches); dark red (2.5YR 3/6) and 10 percent yellowish red (5YR 4/6) gravelly clay; moderate fine and medium subangular blocky structure; firm; 4.0 very fine vesicular and tubular pores; 10 percent faint dark reddish brown (2.5YR 3/4) clay films on faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments. Lab sample # MU060785. continuous - phpvsfiid 127140; continuous - phpvsfiid 127140