IDENTIFIERS

  • Current Taxon Name (Soil Name): Gravois
  • OSD
  • Series Extent
  • User Site ID: 1998MO131005M
  • User Pedon ID: 1998MO131005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9813101
  • Print Date: 3/2/2025

    • 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: 38.2456300
  • Std. Longitude: -92.2637500
  • Datum: WGS84
  • Township: T40N
  • Range: R12W
  • Section: 4
  • PLSS Details: 1450 feet E and 2775 feet S of the NW corner
  • State: Missouri
  • County: MO131—Miller
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DWW, TOK, DEV
  • Current Taxonomic Class: Fine-loamy, mixed Aquic 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-loamy, mixed Aquic Paleudalfs
  • Taxon Kind - series
  • PSC - 15 to 65 cm.
  • Classificaton Date - 2/2/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over pedisediment over residuum
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/2/1998 (actual site observation date)
  • Air Photo ID: 10A
  • 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

    14

    —

    —

    233

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2), pale brown (10YR 6/3), dry; silt loam; weak fine granular structure; friable; 7.0 very fine and fine roots; 3.0 very fine and fine vesicular and tubular pores; 2 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU060682
    Bt1—15 to 33 centimeters (5.9 to 13.0 inches); yellowish brown (10YR 5/4) loam; weak fine subangular blocky structure; firm; 5.0 very fine and fine roots; 3.0 very fine vesicular and tubular pores; 4 percent faint dark yellowish brown (10YR 4/4) clay films on faces of peds; 2 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU060683. discontinuous - phpvsfiid 127080; discontinuous - phpvsfiid 127080
    Bt2—33 to 56 centimeters (13.0 to 22.0 inches); yellowish brown (10YR 5/6) clay loam; moderate fine subangular blocky structure; firm; 5.0 very fine and fine roots; 3.0 very fine vesicular and tubular pores; 15 percent faint yellowish brown (10YR 5/4) clay films on faces of peds; 2 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU060684. discontinuous - phpvsfiid 127081; discontinuous - phpvsfiid 127081
    2Btx—56 to 86 centimeters (22.0 to 33.9 inches); yellowish brown (10YR 5/6) and 10 percent brownish yellow (10YR 6/6) gravelly loam; weak fine subangular blocky structure; firm; 0.1 very fine roots; 4.0 very fine and fine vesicular and tubular pores; 1 percent prominent black (10YR 2/1) organic stains throughout and 20 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds and 20 percent faint pale brown (10YR 6/3) silt coats on faces of peds; 2 percent fine irregular noncoherent cemented grayish brown (10YR 5/2) iron depletions throughout; 25 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU060685. 30 percent brittleness; discontinuous - phpvsfiid 127554; discontinuous - phpvsfiid 127555; discontinuous - phpvsfiid 127556; discontinuous - phpvsfiid 127554; discontinuous - phpvsfiid 127555; discontinuous - phpvsfiid 127556
    3Bt3—86 to 122 centimeters (33.9 to 48.0 inches); strong brown (7.5YR 5/6) and 10 percent yellowish red (5YR 5/8) very gravelly clay; moderate medium subangular blocky structure; firm; 0.1 very fine roots; 5.0 very fine and fine vesicular and tubular pores; 25 percent distinct brown (7.5YR 5/4) clay films on faces of peds; 5 percent fine irregular noncoherent cemented grayish brown (10YR 5/2) iron depletions throughout; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU060686. discontinuous - phpvsfiid 127557; discontinuous - phpvsfiid 127557
    3Bt4—122 to 152 centimeters (48.0 to 59.8 inches); strong brown (7.5YR 5/6) and 10 percent dark red (2.5YR 3/6) and 5 percent brown (10YR 5/3) gravelly clay; moderate medium subangular blocky structure; firm; 2.0 very fine vesicular and tubular pores; 30 percent distinct brown (7.5YR 5/4) clay films on faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 10 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; gradual smooth boundary. Lab sample # MU060687. discontinuous - phpvsfiid 127175; discontinuous - phpvsfiid 127175
    3Bt5—152 to 203 centimeters (59.8 to 79.9 inches); yellowish brown (10YR 5/6) and 10 percent dark red (2.5YR 3/6) and 10 percent strong brown (7.5YR 5/6) gravelly clay; moderate medium subangular blocky structure; firm; 2.0 very fine vesicular and tubular pores; 30 percent distinct yellowish brown (10YR 5/4) 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; neutral, pH 6.7, hellige-truog. Lab sample # MU060688. discontinuous - phpvsfiid 127176; discontinuous - phpvsfiid 127176