IDENTIFIERS

  • Current Taxon Name (Soil Name): Alsup
  • OSD
  • Series Extent
  • User Site ID: 1989MO167064M
  • User Pedon ID: 1989MO167064
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9016764
  • 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: 37.6208333
  • Std. Longitude: -93.2872222
  • Datum: WGS84
  • Township: T33N
  • Range: R22W
  • Section: 1
  • PLSS Details: 1000 feet S and 700 feet W of the NE corner
  • Location Description: 1000 feet south and 700 feet west of the northeast corner of sec. 1, T. 33 N., R. 22 W.
  • Map Unit: 70003—Alsup gravelly silt loam, 8 to 15 percent slopes
  • State: Missouri
  • County: MO167—Polk
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO167—Polk County, Missouri
  • PEDON

  • Describers Name: Max Aldrich, Richard Henderson, John Bowers
  • Current Taxonomic Class: Fine, mixed Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Alsup
  • PSC - 30 to 80 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Alsup
  • Taxon Kind - series
  • PSC - 30 to 80 cm.
  • Classificaton Date - 7/31/1989
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: slope alluvium derived from shale and siltstone and/or residuum weathered from shale and siltstone and/or solid rock derived from shale and siltstone
  • Landscape: plateau
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: moderately well
  • Bedrock: shale and siltstone
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/31/1989 (actual site observation date)
  • 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

    albic horizon

    argillic horizon

    paralithic contact

    0—18

    18—30

    30—117

    142—168

    —-

    —-

    —-

    —-

    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

    13

    335

    180

    1041

    13.3

    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark grayish brown (10YR 4/2), gray (10YR 5/1), dry; gravelly silt; weak very fine granular structure; very friable; 6.0 very fine roots; 5 percent by volume 75-162-250 millimeter siltstone, unspecified fragments and 30 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU009613
    E—18 to 30 centimeters (7.1 to 11.8 inches); light gray (10YR 7/2) very gravelly silt; weak very fine granular structure; very friable; 6.0 very fine roots and 6.0 medium roots; 25 percent by volume 2-39-75 millimeter limestone, cherty fragments and 25 percent by volume 2-39-75 millimeter siltstone, unspecified fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # MU009614
    2Bt1—30 to 43 centimeters (11.8 to 16.9 inches); light yellowish brown (10YR 6/4) silty clay; moderate very fine subangular blocky structure; very firm; 3.0 very fine roots; 55 percent distinct clay films on faces of peds; 1 percent fine red (2.5YR 4/6) masses of oxidized iron; 2 percent by volume 2-39-75 millimeter siltstone, unspecified fragments and 3 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; clear wavy boundary. Lab sample # MU009615. continuous - phpvsfiid 152946; continuous - phpvsfiid 152946
    2Bt2—43 to 61 centimeters (16.9 to 24.0 inches); light yellowish brown (2.5Y 6/4) clay; strong medium subangular blocky structure; very firm; 0.8 fine roots; 10 percent distinct clay films on faces of peds; 10 percent fine yellowish red (5YR 5/6) masses of oxidized iron; 2 percent by volume 2-39-75 millimeter siltstone, unspecified fragments and 3 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # MU009616. continuous - phpvsfiid 152947; continuous - phpvsfiid 152947
    2Bt3—61 to 102 centimeters (24.0 to 40.2 inches); pale olive (5Y 6/4) clay; strong coarse subangular blocky structure; very firm; 0.8 fine roots; 6 percent manganese or iron-manganese stains and 10 percent distinct clay films on faces of peds and 30 percent nonintersecting slickensides; 5 percent by volume 2-39-75 millimeter siltstone, unspecified fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # MU009617. continuous - phpvsfiid 152948; continuous - phpvsfiid 152948
    2Bt4—102 to 117 centimeters (40.2 to 46.1 inches); yellow (2.5Y 7/6) very gravelly silty clay loam; moderate coarse subangular blocky structure; very firm; 0.8 fine roots; 6 percent manganese or iron-manganese stains and 10 percent faint clay films on faces of peds; 30 percent by volume 2-39-75 millimeter siltstone, unspecified fragments; slightly alkaline, pH 7.6, hellige-truog; clear wavy boundary. Lab sample # MU009618. continuous - phpvsfiid 152951; continuous - phpvsfiid 152951
    2BC—117 to 142 centimeters (46.1 to 55.9 inches); yellow (2.5Y 7/6) extremely gravelly silty clay loam; weak coarse subangular blocky structure; very firm; 0.8 fine roots; 10 percent distinct clay films on faces of peds; 1 percent medium carbonate masses; 80 percent by volume 2-39-75 millimeter siltstone, unspecified fragments; moderately alkaline, pH 7.9, hellige-truog; gradual smooth boundary. Lab sample # MU009619. continuous - phpvsfiid 152953; continuous - phpvsfiid 152953
    2Cr—142 to 168 centimeters (55.9 to 66.1 inches); weathered bedrock; fragments.