IDENTIFIERS

  • Current Taxon Name (Soil Name): Dilworth
  • OSD
  • Series Extent
  • User Site ID: S1992OK103001
  • User Pedon ID: 92OK103001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0395
  • NCSS Pedon Lab Data NASIS Record ID - 65738
  • Print Date: 12/17/2024

    • 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: 36.5194435
  • Std. Longitude: -97.3127747
  • Datum: WGS84
  • Township: 24N
  • Range: 1W
  • Section: 33
  • PLSS Details: 1650 feet E and 700 feet S of the NW corner
  • Country: US—United States
  • State: Oklahoma
  • County: OK103—Noble
  • MLRA: 80A—Central Rolling Red Prairies
  • Regional Office: SC—South Central
  • MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma

    • PEDON

  • Describers Name: Greg Scott, Troy Collier, and Chuck Sample
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Dilworth
  • Taxonomic Class - Fine, mixed Udic Argiustolls
  • PSC - 22 to 45 cm.
  • Classificaton Date - 7/15/1992
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: plains
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: with <10
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/1992 (actual site observation date)
  • Microrelief Elevation: 0
  • 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
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    calcic horizon

    0—8

    8—23

    17—33

    —-

    —-

    —-
    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

    3

    122

    76

    305

    —

    270

    813

    —

    —

    16

    27

    5

    18

    29

    7

    —

    —

    7012

    —

    —
    A—0 to 22 centimeters (0.0 to 8.7 inches); dark gray (10YR 4/1), very dark gray (10YR 3/1), moist; silty clay loam; strong fine granular structure; hard, firm; 10.0 medium roots throughout and 6.0 fine roots throughout; 4.0 medium moderate-continuity constricted tubular and 10.0 fine moderate-continuity constricted tubular pores; 2 percent fine and medium irregular worm casts; 1 percent by volume subangular 2-39-75 millimeter dolomite (dolostone) fragments and 1 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; strong effervescence, by hcl, unspecified; clear smooth boundary. Lab sample # 93P02938
    Bt—22 to 34 centimeters (8.7 to 13.4 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; silty clay; weak medium subangular blocky, and strong very fine subangular blocky structure; hard, very firm; 7.0 fine roots throughout; 4.0 very fine moderate-continuity constricted tubular pores; 20 percent distinct clay films on faces of peds; 1 percent fine and medium irregular worm casts; 2 percent by volume subangular 2-39-75 millimeter dolomite (dolostone) fragments and 2 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; violent effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 93P02939. thin pendants of calcium carbonate on gravel fragments.
    Btk—34 to 45 centimeters (13.4 to 17.7 inches); gray (5Y 5/1), dark gray (5Y 4/1), moist; silty clay; weak medium prismatic, and moderate very fine subangular blocky structure; very hard, very firm; 4.0 fine roots between peds; 4.0 very fine moderate-continuity constricted tubular pores; 40 percent distinct clay films on faces of peds; 1 percent fine and medium irregular worm casts and 4 percent fine and medium irregular carbonate masses; 2 percent by volume subangular 2-39-75 millimeter dolomite (dolostone) fragments; violent effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 93P02940
    BCtk—45 to 59 centimeters (17.7 to 23.2 inches); gray (5Y 5/1), dark gray (5Y 4/1), moist; silty clay; moderate very fine and fine subangular blocky structure; very hard, very firm; 4.0 fine roots between peds; 4.0 very fine moderate-continuity constricted tubular pores; 20 percent distinct clay films on vertical faces of peds; 1 percent coarse irregular worm casts and 4 percent medium irregular carbonate masses; 1 percent by volume subangular 2-39-75 millimeter dolomite (dolostone) fragments and 90 percent by volume angular 2-39-75 millimeter shale, unspecified fragments; strong effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 93P02941
    Ck—59 to 83 centimeters (23.2 to 32.7 inches); gray (5Y 6/1), gray (5Y 5/1), moist; weathered bedrock; moderate very fine angular blocky structure; very hard, very firm; 1.0 fine roots in cracks; 9 percent medium irregular carbonate masses; fragments; strong effervescence, by hcl, unspecified; abrupt wavy boundary. Lab sample # 93P02942. discontinuous horizontal seams of calcium carbonate 1/2 cm thick.
    Cr1—83 to 107 centimeters (32.7 to 42.1 inches); dark gray (5Y 4/1), very dark gray (5Y 3/1), moist; weathered bedrock; massive; very hard, firm; 1.0 fine roots in cracks; 2 percent medium irregular carbonate masses; fragments; abrupt irregular boundary. Lab sample # 93P02943. few vertical seams of calcium carbonate.
    Cr2—107 to 129 centimeters (42.1 to 50.8 inches); 60 percent gray (5Y 6/1) and 40 percent brown (7.5YR 5/4), 60 percent gray (5Y 5/1) and 40 percent brown (7.5YR 4/4), moist; weathered bedrock; weak medium and coarse platy structure; hard, friable; 1.0 fine roots in cracks; 1 percent fine irregular carbonate masses; fragments; abrupt wavy boundary. Lab sample # 93P02944
    Cr3—129 to 160 centimeters (50.8 to 63.0 inches); 75 percent yellowish red (5YR 5/6) and 25 percent gray (5Y 6/1), 75 percent yellowish red (5YR 4/6) and 25 percent gray (5Y 5/1), moist; weathered bedrock; massive; very hard, very firm; 1.0 fine roots in cracks; fragments. Lab sample # 93P02945. few thin (.5 cm) seams of calcium carbonate in vertical & horizontal cracks.