IDENTIFIERS

  • Current Taxon Name (Soil Name): Optima
  • OSD
  • Series Extent
  • Local Phase: loamy fine sand
  • User Site ID: S1992OK139001
  • User Pedon ID: S1992OK139001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 93P0110
  • NCSS Pedon Lab Data NASIS Record ID - 65454
  • Print Date: 12/11/2024

    • 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: 36.6991653
  • Std. Longitude: -100.9811096
  • Datum: WGS84
  • Township: 3N
  • Range: 19E
  • Section: 26
  • PLSS Details: SE 1/4, NW 1/4
  • Country: US—United States
  • State: Oklahoma
  • County: OK139—Texas
  • MLRA: 77A—Southern High Plains, Northern Part
  • MLRA Soil Survey Area: SC-WOD—Woodward, Oklahoma
  • Non-MLRA Soil Survey Area: OK139—Texas County, Oklahoma
  • 7.5 Minute USGS Quad: 36100-F8—Red Horse Creek, Oklahoma

    • PEDON

  • Current Taxonomic Class: Mixed, mesic Aridic Ustipsamments
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Optima
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/2/2019
  • Classifier - Steven McGowen
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - ustic
  • Moisture Subclass - aridic (torric)
  • Sampled As Information:
  • Soil Name - Tivoli
  • Classificaton Date - 9/29/1992
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: not reviewed


    • SITE

  • Parent Material: eolian sands
  • Landscape: High plains
  • Landform: dune
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: backslope
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: excessively
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/29/1992 (actual site observation date)
  • Air Photo ID: 80
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    C

    21

    260

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    C

    21

    260

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    C

    21

    260

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    1

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

    ochric epipedon

    0—12

    —12—
    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

    —

    —

    843

    —

    160

    440

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    14

    26

    1

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    A—0 to 12 centimeters (0.0 to 4.7 inches); brown (7.5YR 4/2), brown (7.5YR 5/3), dry; loamy fine sand; weak medium platy parts to single grain; loose, loose; 0.5 very fine and fine roots; fragments; abrupt smooth boundary. Lab sample # 93P00890; observed in trench
    AC—12 to 21 centimeters (4.7 to 8.3 inches); light brown (7.5YR 6/4), brown (7.5YR 4/3), dry; fine sand; weak medium platy parts to single grain; loose, loose; 0.5 very fine and fine roots; fragments; clear smooth boundary. Lab sample # 93P00891; observed in trench
    C—21 to 260 centimeters (8.3 to 102.4 inches); brown (7.5YR 5/4), pink (7.5YR 7/4), dry; fine sand; single grain; loose, loose; 0.5 very fine and fine roots; fragments; strong effervescence; abrupt smooth boundary. Lab sample # 93P00892; observed in auger, bucket. 93P0893 to 93P0901