IDENTIFIERS

  • Current Taxon Name (Soil Name): Bigheart
  • OSD
  • Series Extent
  • User Site ID: S2008OK037020
  • User Pedon ID: BSPSA-2008-OK037-20
  • Vegetation Plot ID: BSPSA-2008-OK037-20
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 08N0544
  • NCSS Pedon Lab Data NASIS Record ID - 20092
  • Print Date: 11/24/2024

    • 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: 36.0705070
  • Std. Longitude: -96.3365173
  • Datum: WGS84
  • Township: 18N
  • Range: 9E
  • Section: 3
  • PLSS Details: about 1895 feet S and 899 feet W of the NE corner
  • Location Description: Creek County, Oklahoma location checked and the pedon lies in a NBRF published mapunit using Web Soil Survey in 2015.
  • Map Unit: NBRF—Niotaze-Bigheart-Rock outcrop complex, 15 to 25 percent slopes, extremely stony
  • Country: US—United States
  • State: Oklahoma
  • County: OK037—Creek
  • MLRA: 84A—North Cross Timbers
  • Regional Office: SC—South Central
  • MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma
  • 7.5 Minute USGS Quad: 36096-A3—Mannford SE, Oklahoma

    • PEDON

  • Describers Name: Jeremy Dennis
  • Current Taxonomic Class: Loamy, siliceous, active, thermic Lithic Eutrudepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Correlated Information:
  • Soil Name - Bigheart
  • PSC - 0 to 38 cm.
  • Classificaton Date - 6/9/2016
  • Classifier - Jerry Weinheimer
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Bigheart
  • Classificaton Date - 6/23/2008
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: residuum weathered from sandstone
  • Landscape: hills
  • Landform: low hillslope
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Bedrock: very strongly coherent sandstone, unspecified at 38cm
  • Geology: Barnsdall Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/23/2008 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, savanna
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AMBRO

    ANGE

    PAVI2

    QUST

    SCSC

    Ambrosia

    Andropogon gerardii

    Panicum virgatum

    Quercus stellata

    Schizachyrium scoparium

    ragweed

    big bluestem

    switchgrass

    post oak

    little bluestem

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    very strongly coherent

    38 - 63

    - 25 -

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

    ochric epipedon

    calcic horizon

    lithic contact

    0—18

    18—38

    38—63

    —18—

    —20—

    —25—
    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

    5

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    A—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) loam; 50 percent sand; 41 percent silt; 9 percent clay; structureless very fine granular structure; loose, loose; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary.; moist when described;
    Bw—18 to 38 centimeters (7.1 to 15.0 inches); yellowish brown (10YR 5/6) sandy loam; 53 percent sand; 33 percent silt; 15 percent clay; weak very fine subangular blocky structure; loose, loose; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt wavy boundary.; moist when described;
    R—38 to 63 centimeters (15.0 to 24.8 inches); bedrock; fragments.