IDENTIFIERS

  • Current Taxon Name (Soil Name): Arkana
  • OSD
  • Series Extent
  • User Site ID: 1997MO067111M
  • User Pedon ID: 1997MO067111
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9706719
  • Print Date: 12/17/2024

    • 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: 36.7956750
  • Std. Longitude: -92.1169611
  • Datum: WGS84
  • Township: T25N
  • Range: R11W
  • Section: 35
  • PLSS Details: 1050 feet W and 1100 feet N of the SE corner
  • Location Description: 1050 ft. west and 1100 ft. north of the SE corner of section 35, T25N, R11W.
  • Map Unit: 73230—Coulstone-Bender-Gatewood complex, 15 to 60 percent slopes, rocky, very stony
  • State: Missouri
  • County: MO067—Douglas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO067—Douglas County, Missouri

    • PEDON

  • Describers Name: KEB, WLS, GWS & KR
  • Current Taxonomic Class: Very-fine, mixed, active, mesic Mollic Hapludalfs
  • 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 - Arkana
  • PSC - 18 to 68 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Arkana
  • Taxonomic Class - Very-fine, mixed, active, mesic Mollic Hapludalfs
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 6/2/1997
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over residuum weathered from dolomite
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: backslope
  • Slope Position: lower third
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/2/1997 (actual site observation date)
  • Air Photo ID: 2251-168
  • Surface Cover Properties:
  • 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

    lithic contact

    0—18

    18—74

    74—0

    —-

    —-

    —-
    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

    6

    —

    —

    247

    —

    10

    1092

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    5227

    Mansfield

    TAPS
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) clay loam; weak fine and medium subangular blocky structure; friable; 6.0 very fine and fine roots throughout and 3.0 medium and coarse roots throughout; 1 percent fine and medium spherical clay bodies; 7 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU009818
    Bt1—18 to 28 centimeters (7.1 to 11.0 inches); 60 percent dark red (2.5YR 3/6) and 40 percent very dark grayish brown (10YR 3/2) clay; moderate fine and medium subangular blocky structure; firm; 3.0 fine to coarse roots throughout; 60 percent distinct clay films on faces of peds; 5 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # MU009819. discontinuous - phpvsfiid 131099; discontinuous - phpvsfiid 131099
    Bt2—28 to 43 centimeters (11.0 to 16.9 inches); dark red (2.5YR 3/6) clay; moderate fine and medium subangular blocky structure; firm; 3.0 fine to coarse roots throughout; 5 percent prominent very dark grayish brown (10YR 3/2) organic stains on faces of peds and in pores and 80 percent prominent dark red (2.5YR 3/6) clay films on faces of peds; fragments; moderately acid, pH 5.7, hellige-truog; gradual smooth boundary. Lab sample # MU009820. continuous - phpvsfiid 128239; continuous - phpvsfiid 131107; continuous - phpvsfiid 128239; continuous - phpvsfiid 131107
    Bt3—43 to 61 centimeters (16.9 to 24.0 inches); dark red (2.5YR 3/6) clay; moderate fine and medium subangular blocky structure; firm; 0.5 fine and medium roots throughout; 80 percent prominent dark red (2.5YR 3/6) clay films on faces of peds; 1 percent fine and medium irregular iron-manganese masses; fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU009821. continuous - phpvsfiid 131108; continuous - phpvsfiid 131108
    Bt4—61 to 74 centimeters (24.0 to 29.1 inches); dark reddish brown (2.5YR 3/4) clay; strong fine and medium angular blocky structure; friable; 0.5 very fine and fine roots throughout; 80 percent prominent dark reddish brown (2.5YR 3/4) clay films on faces of peds; fragments; slightly acid, pH 6.5, hellige-truog; abrupt smooth boundary. Lab sample # MU009822. continuous - phpvsfiid 131109; continuous - phpvsfiid 131109
    R—74 centimeters (29.1 inches); bedrock; fragments. Dolomite.