IDENTIFIERS

  • Current Taxon Name (Soil Name): Wister
  • OSD
  • Series Extent
  • User Site ID: S1974OK127001
  • User Pedon ID: S1974OK127001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A4750
  • NCSS Pedon Lab Data NASIS Record ID - 41452
  • 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: 34.2944450
  • Std. Longitude: -95.7008362
  • Datum: WGS84
  • Township: 3S
  • Range: 15E
  • Section: 14
  • PLSS Details: small 5A unit just south of center
  • Map Unit: 57—Wister-Burwell complex, 0 to 1 percent slopes
  • State: Oklahoma
  • County: OK127—Pushmataha
  • MLRA: 119—Ouachita Mountains
  • Non-MLRA Soil Survey Area: OK127—Pushmataha County, Oklahoma

    • PEDON

  • Current Taxonomic Class: Fine, mixed, thermic Albaquic Hapludalfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Wister
  • PSC - 23 to 76 cm.
  • Classificaton Date - 3/15/2005
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Parsons
  • Classificaton Date - 6/1/1974
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Bedrock: shale, unspecified
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1974 (actual site observation date)
  • Air Photo ID: CKH2N136
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

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    A1—0 to 13 centimeters (0.0 to 5.1 inches); silt loam; weak fine and medium granular structure; friable; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # 40A36082. Original sample number is 74L0949.
    A2—13 to 23 centimeters (5.1 to 9.1 inches); silt loam; weak fine and medium granular structure; friable; fragments; moderately acid, pH 5.8; abrupt smooth boundary. Lab sample # 40A36083. Original sample number is 74L0950.
    Bt21—23 to 33 centimeters (9.1 to 13.0 inches); clay; 3 percent light brownish gray (10YR 6/2) fine distinct and 3 percent yellowish red (5YR 5/8) fine distinct mottles; moderate medium angular blocky, and weak medium angular blocky, and weak medium subangular blocky, and moderate medium subangular blocky structure; very firm; clay films on all faces of peds; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # 40A36084. Original sample number is 74L0951.
    Bt22—33 to 51 centimeters (13.0 to 20.1 inches); clay; weak angular blocky structure; extremely firm; clay films on all faces of peds; 10 percent iron-manganese concretions; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # 40A36085. Original sample number is 74L0952.
    Bt23—51 to 71 centimeters (20.1 to 28.0 inches); clay; weak angular blocky structure; extremely firm; clay films on all faces of peds; 10 percent iron-manganese concretions; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # 40A36086. Original sample number is 74L0953.
    Bt24—71 to 97 centimeters (28.0 to 38.2 inches); clay; weak angular blocky structure; extremely firm; clay films on all faces of peds; 10 percent iron-manganese concretions; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # 40A36087. Original sample number is 74L0954.; patchy - phpvsfiid 281057; patchy - phpvsfiid 281057
    Bt25—97 to 132 centimeters (38.2 to 52.0 inches); clay; weak angular blocky structure; extremely firm; clay films on all faces of peds; shale, unspecified fragments; moderately alkaline, pH 8.2; clear smooth boundary. Lab sample # 40A36088. Original sample number is 74L0955.; patchy - phpvsfiid 281058; patchy - phpvsfiid 281058
    C—132 to 152 centimeters (52.0 to 59.8 inches); bedrock; fragments. Lab sample # 40A36089