IDENTIFIERS

  • Current Taxon Name (Soil Name): Creldon
  • OSD
  • Series Extent
  • User Site ID: 1988MO167009M
  • User Pedon ID: 1988MO167009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8816709
  • Print Date: 5/20/2024

    • 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: 37.6210972
  • Std. Longitude: -93.1822944
  • Datum: WGS84
  • Township: T34N
  • Range: R21W
  • Section: 36
  • PLSS Details: 150 feet N and 1600 feet W of the SE corner
  • Location Description: 150 feet north and 1600 feet west of the SE corner of S36, T34N, R21W.
  • Map Unit: 70006—Creldon silt loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO167—Polk
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO167—Polk County, Missouri

    • PEDON

  • Describers Name: Lewis Graves and Richard L. Henderson
  • Current Taxonomic Class: Fine, mixed Mollic Fragiudalfs
  • 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 - Creldon
  • PSC - 43 to 89 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Creldon
  • Taxon Kind - series
  • PSC - 43 to 89 cm.
  • Classificaton Date - 7/1/1988
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone
  • Landscape: plateau
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1988 (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

    mollic epipedon

    argillic horizon

    fragipan

    0—43

    43—152

    89—152

    —-

    —-

    —-
    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

    2

    —

    —

    354

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 25 centimeters (0.0 to 9.8 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; weak fine granular structure; friable; 6.0 fine roots; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt smooth boundary. Lab sample # MU033941
    A—25 to 43 centimeters (9.8 to 16.9 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; silt loam; weak very fine subangular blocky structure; friable; 6.0 fine roots; fragments; slightly acid, pH 6.1, hellige-truog; abrupt smooth boundary. Lab sample # MU033942
    Bt1—43 to 53 centimeters (16.9 to 20.9 inches); dark yellowish brown (10YR 4/4) silt loam; moderate fine subangular blocky structure; firm; 6.0 fine roots; 35 percent distinct brown (10YR 4/3) clay films on faces of peds; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog; clear smooth boundary. Lab sample # MU033943
    Bt2—53 to 74 centimeters (20.9 to 29.1 inches); brown (7.5YR 4/4) silty clay; strong fine subangular blocky structure; firm; 6.0 fine roots; 60 percent distinct brown (10YR 4/3) clay films on faces of peds; 1 percent fine grayish brown (10YR 5/2) iron depletions and 1 percent fine strong brown (7.5YR 4/6) masses of oxidized iron; 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog; clear wavy boundary. Lab sample # MU033944
    Bt3—74 to 89 centimeters (29.1 to 35.0 inches); grayish brown (10YR 5/2) silty clay loam; weak medium subangular blocky structure; firm; 0.5 fine roots; 35 percent distinct silt coats on faces of peds and 35 percent distinct dark grayish brown (10YR 4/2) clay films on faces of peds; 1 percent fine yellowish red (5YR 4/6) masses of oxidized iron and 15 percent fine brown (7.5YR 4/4) masses of oxidized iron; 3 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # MU033945
    2Btx1—89 to 119 centimeters (35.0 to 46.9 inches); dark reddish brown (2.5YR 3/4) and brown (7.5YR 5/3) clay loam; massive; firm; brittle; 15 percent faint clay films on vertical faces of peds; 1 percent fine dark concretions and 15 percent fine grayish brown (10YR 5/2) iron depletions; 3 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.7, hellige-truog; clear wavy boundary. Lab sample # MU033946
    2Btx2—119 to 152 centimeters (46.9 to 59.8 inches); light brownish gray (10YR 6/2) and brown (7.5YR 5/3) very gravelly silt loam; massive; firm; brittle; 15 percent faint clay films on vertical faces of peds; 1 percent fine dark reddish brown (2.5YR 3/4) masses of oxidized iron and 1 percent fine yellowish red (5YR 4/6) masses of oxidized iron; 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 5.9, hellige-truog. Lab sample # MU033947