IDENTIFIERS

  • Current Taxon Name (Soil Name): Wolco
  • OSD
  • Series Extent
  • User Site ID: S2005OK117001
  • User Pedon ID: S2005OK117001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 05N0390
  • NCSS Pedon Lab Data NASIS Record ID - 17112
  • Print Date: 2/17/2025

    • 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: 36.3302765
  • Std. Longitude: -96.7574997
  • Datum: WGS84
  • Township: 21N
  • Range: 5E
  • Section: 3
  • PLSS Details: about 4250 feet N and 3350 feet W of the SE corner
  • Country: US—United States
  • State: Oklahoma
  • County: OK117—Pawnee
  • MLRA: 76—Bluestem Hills
  • Non-MLRA Soil Survey Area: OK117—Pawnee County, Oklahoma

    • PEDON

  • Describers Name: Greg Scott
  • Current Taxonomic Class: Fine, mixed, active, thermic Pachic Argiustolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Wolco
  • Classificaton Date - 6/15/2007
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - SND
  • Classificaton Date - 9/27/2004
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey residuum weathered from shale
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated limestone, unspecified at 147cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/27/2004 (actual site observation date)
  • 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 Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    indurated

    147 - 200

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

    mollic epipedon

    argillic horizon

    0—38

    10—122

    —-

    —-
    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

    1

    —

    —

    —

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) crushed, very dark grayish brown (10YR 3/2) crushed, moist; silty clay loam; moderate very fine subangular blocky parts to moderate fine granular structure; very hard, firm; 10.0 fine roots; 4.0 very fine pores; fragments, by hcl, 1n; slightly acid, pH 6.5, hellige-truog; clear smooth boundary.; observed in push tube
    Bt—10 to 38 centimeters (3.9 to 15.0 inches); dark grayish brown (10YR 4/2) broken face, very dark grayish brown (10YR 3/2) broken face, moist; silty clay; moderate fine prismatic parts to strong very fine subangular blocky structure; very hard, very firm; 3.0 fine roots; 3.0 very fine pores; 70 percent distinct clay films on all faces of peds; fragments, by hcl, 1n; slightly acid, pH 6.5, hellige-truog; gradual smooth boundary. Lab sample # 05N02166; observed in push tube
    Btk1—38 to 56 centimeters (15.0 to 22.0 inches); brown (10YR 5/3) broken face, brown (10YR 4/3) broken face, moist; silty clay; moderate fine prismatic parts to strong very fine subangular blocky structure; extremely hard, extremely firm; 2.0 fine roots; 3.0 very fine pores; 50 percent distinct clay films on all faces of peds; 2 percent very fine noncoherent cemented carbonate masses; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; gradual smooth boundary.; observed in push tube
    Btk2—56 to 122 centimeters (22.0 to 48.0 inches); light yellowish brown (2.5Y 6/3) broken face, light olive brown (2.5Y 5/3) broken face, moist; silty clay loam; moderate medium prismatic parts to strong fine subangular blocky structure; hard, very firm; 2.0 fine roots; 2.0 very fine pores; 40 percent distinct clay films on all faces of peds; 5 percent very fine noncoherent cemented carbonate masses; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary.; observed in push tube
    CBk—122 to 147 centimeters (48.0 to 57.9 inches); light yellowish brown (2.5Y 6/3) broken face, light olive brown (2.5Y 5/3) broken face, moist; very paragravelly silty clay loam; weak fine subangular blocky structure; hard, firm; 0.5 fine roots; 1.0 very fine pores; 20 percent medium noncoherent cemented carbonate masses; 50 percent by volume nonflat extremely weakly coherent cemented 2-10-30 millimeter shale, clayey fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary.; observed in push tube
    R—147 to 200 centimeters (57.9 to 78.7 inches); white (N 8/0) exterior bedrock; fragments; violent effervescence, by hcl, 1n, hellige-truog.; observed in push tube