IDENTIFIERS

  • Current Taxon Name (Soil Name): Arkana
  • OSD
  • Series Extent
  • User Site ID: 1996MO203031M
  • User Pedon ID: 1996MO203031M
  • User Site Association ID: 8617
  • Transect:
  • User Transect ID - shannon-74D1
  • Transect Stop Number - 1
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9661331
  • NCSS Pedon Lab Data NASIS Record ID - 26466
  • Print Date: 4/29/2025

    • 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: 37.2915417
  • Std. Longitude: -91.3834306
  • Datum: WGS84
  • Township: T32N
  • Range: R3W
  • Section: 32
  • PLSS Details: 3600 feet E and 3610 feet N of the SW corner
  • Location Description: 3,600 feet east and 3,610 feet north of the southwest corner of sec. 32, T. 32 N., R. 3 W.
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C4—Round Spring, Missouri

    • PEDON

  • Describers Name: LT,SB
  • Current Taxonomic Class: Very-fine, mixed, active, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Arkana
  • PSC - 15 to 65 cm.
  • Classificaton Date - 1/31/2012
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Arkana
  • Taxonomic Class - Very-fine, mixed, active, mesic Mollic Hapludalfs
  • Taxon Kind - series
  • PSC - 15 to 65 cm.
  • Classificaton Date - 10/16/1996
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 73 percent of Percent clay in the control section and 4 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum weathered from dolomite and/or slope alluvium
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/16/1996 (actual site observation date)
  • Air Photo ID: 8
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    74 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    lithic contact

    0—15

    15—74

    74—

    —-

    —-

    —-
    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

    12

    —

    —

    270

    —

    60

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; very gravelly silt loam; 14 percent clay; weak fine granular structure; very friable; 7.0 medium roots and 7.0 fine roots; 7.0 fine interstitial and tubular pores; 50 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.9, hellige-truog; clear smooth boundary. Lab sample # MU009814
    Bt1—15 to 28 centimeters (5.9 to 11.0 inches); red (2.5YR 4/8) gravelly silty clay loam; 48 percent clay; moderate medium subangular blocky structure; firm; 3.0 fine roots and 3.0 coarse roots; 3.0 medium tubular and 7.0 fine tubular and 3.0 coarse tubular pores; 35 percent distinct pale brown (10YR 6/3) silt coats on faces of peds and 35 percent distinct red (2.5YR 4/8) clay films on faces of peds and 75 percent distinct dark grayish brown (10YR 4/2) organic stains on faces of peds; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 15 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # MU009815
    2Bt2—28 to 58 centimeters (11.0 to 22.8 inches); red (2.5YR 4/6) clay; 72 percent clay; moderate medium subangular blocky structure; very firm; 3.0 fine roots and 3.0 coarse roots; 3.0 medium tubular and 7.0 fine tubular and 3.0 coarse tubular pores; 35 percent distinct dark yellowish brown (10YR 4/6) clay films on faces of peds and 35 percent distinct red (2.5YR 4/6) clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU009816
    2Bt3—58 to 74 centimeters (22.8 to 29.1 inches); strong brown (7.5YR 5/6) clay; 65 percent clay; weak fine angular blocky structure; very firm; 0.9 fine roots and 0.9 coarse roots; 7.0 fine tubular pores; 35 percent distinct yellowish red (5YR 5/6) clay films on faces of peds and 35 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds and 35 percent distinct black (N 2/0) manganese or iron-manganese stains on faces of peds; fragments; moderately acid, pH 5.6, hellige-truog; abrupt smooth boundary. Lab sample # MU009817
    2R—74 centimeters (29.1 inches); bedrock; fragments. R layer is Eminence dolomite;