IDENTIFIERS

  • Current Taxon Name (Soil Name): Alred
  • OSD
  • Series Extent
  • User Site ID: 1993MO067004M
  • User Pedon ID: 1993MO067004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9306704
  • Print Date: 2/16/2025

    • 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: 37.0470160
  • Std. Longitude: -92.6918410
  • Datum: WGS84
  • Township: T27N
  • Range: R16W
  • Section: 9
  • PLSS Details: 440 feet N and 1140 feet E of the center
  • Location Description: 440 feet north and 1140 feet east of center of section 9 T27N R16W
  • Map Unit: 73220—Poynor extremely gravelly silt loam, 8 to 15 percent slopes
  • State: Missouri
  • County: MO067—Douglas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

    • PEDON

  • Describers Name: GAL and WM
  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Alred
  • PSC - 71 to 121 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Clarksville
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 71 to 121 cm.
  • Classificaton Date - 2/1/1993
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/1/1993 (actual site observation date)
  • Air Photo ID: 2256-137
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—71

    71—213

    —-

    —-
    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

    19

    —

    —

    387

    —

    135

    1092

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    5227

    Mansfield

    TAPS
    A—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) gravelly silt loam; moderate fine granular structure; friable; 6.0 fine and medium roots; 80 percent faint very dark grayish brown (10YR 3/2) organic stains on faces of peds; 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog; clear smooth boundary. Lab sample # MU047659. continuous - phpvsfiid 131008; continuous - phpvsfiid 131008
    E1—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 5/3) gravelly silt loam; moderate fine granular structure; friable; 6.0 fine roots; 80 percent faint dark grayish brown (10YR 4/2) organic stains on faces of peds; 1 percent fine and medium irregular iron-manganese masses; 30 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU047660. continuous - phpvsfiid 131009; continuous - phpvsfiid 131009
    E2—23 to 46 centimeters (9.1 to 18.1 inches); yellowish brown (10YR 5/4) very gravelly silt loam; moderate fine granular structure; friable; 3.0 fine roots; 1 percent fine irregular iron-manganese masses; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # MU047661
    E3—46 to 71 centimeters (18.1 to 28.0 inches); yellowish brown (10YR 5/4) and light yellowish brown (10YR 6/4) extremely gravelly silt loam; 10 percent yellowish red (5YR 4/6) fine prominent mottles; weak very fine subangular blocky structure; friable; 3.0 fine roots; 10 percent faint strong brown (7.5YR 4/6) clay films in root channels and/or pores; 1 percent fine irregular iron-manganese masses; 15 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 45 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.8, hellige-truog; abrupt irregular boundary. Lab sample # MU047662. discontinuous - phpvsfiid 128021; discontinuous - phpvsfiid 128021
    Bt1—71 to 89 centimeters (28.0 to 35.0 inches); yellowish brown (10YR 5/4) extremely stony silty clay loam; 30 percent yellowish red (5YR 4/6) fine prominent mottles; moderate fine subangular blocky structure; firm; 0.5 fine roots in cracks; 10 percent faint strong brown (7.5YR 4/6) clay films in root channels and/or pores; 1 percent fine irregular iron-manganese masses; 5 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 25 percent by volume subangular 250-425-600 millimeter limestone, cherty fragments and 30 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU047663. discontinuous - phpvsfiid 128402; discontinuous - phpvsfiid 128402
    2Bt2—89 to 135 centimeters (35.0 to 53.1 inches); yellowish red (5YR 4/6) stony clay; moderate very fine and fine subangular blocky structure; firm; 0.5 fine roots in cracks; 60 percent distinct red (2.5YR 4/8) clay films on faces of peds; 1 percent fine irregular iron-manganese masses; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments and 15 percent by volume subangular 250-425-600 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU047664. discontinuous - phpvsfiid 128403; discontinuous - phpvsfiid 128403
    2Bt3—135 to 188 centimeters (53.1 to 74.0 inches); yellowish red (5YR 4/6) very cobbly clay; 1 percent yellowish brown (10YR 5/4) fine prominent mottles; moderate very fine and fine subangular blocky structure; firm; 0.5 fine roots in cracks; 40 percent prominent reddish brown (5YR 4/4) clay films on faces of peds; 5 percent by volume subangular 250-425-600 millimeter limestone, cherty fragments and 15 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments and 30 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU047665. discontinuous - phpvsfiid 128404; discontinuous - phpvsfiid 128404
    2Bt4—188 to 213 centimeters (74.0 to 83.9 inches); strong brown (7.5YR 5/6) and yellowish red (5YR 4/6) cobbly clay; moderate very fine and fine subangular blocky structure; firm; 0.5 fine roots in cracks; 20 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds and 60 percent distinct red (2.5YR 4/8) clay films on faces of peds; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 10 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU047666. discontinuous - phpvsfiid 128405; discontinuous - phpvsfiid 128406; discontinuous - phpvsfiid 128405; discontinuous - phpvsfiid 128406