IDENTIFIERS

  • Current Taxon Name (Soil Name): Ironmound
  • OSD
  • Series Extent
  • User Site ID: S1992OK083005
  • User Pedon ID: S1992OK083005
  • Vegetation Plot ID: S1992OK083005
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 93P0392
  • NCSS Pedon Lab Data NASIS Record ID - 65735
  • Print Date: 11/26/2024

    • 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: 36.0905571
  • Std. Longitude: -97.6586075
  • Datum: WGS84
  • Township: 19N
  • Range: 4W
  • Section: 30
  • PLSS Details: 700 feet W and 1050 feet N of the SE corner
  • Map Unit: IroC2—Ironmound loam, 3 to 5 percent slopes, eroded
  • Country: US—United States
  • State: Oklahoma
  • County: OK083—Logan
  • MLRA: 80A—Central Rolling Red Prairies
  • Regional Office: SC—South Central
  • MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma
  • 7.5 Minute USGS Quad: 36097-A6—Lovell, Oklahoma

    • PEDON

  • Describers Name: Clay Wilson and Bob Bourlier
  • Current Taxonomic Class: Loamy, mixed, active, thermic, shallow Udic Ustochrepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Correlated Information:
  • Soil Name - Ironmound
  • PSC - 25 to 46 cm.
  • Classificaton Date - 5/12/2016
  • Classifier - Jerry Weinheimer
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - ustic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Ironmound
  • Taxonomic Class - Loamy, mixed, active, thermic, shallow Udic Ustochrepts
  • Taxon Kind - series
  • PSC - 25 to 46 cm.
  • Classificaton Date - 7/13/1992
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: residuum weathered from noncalcareous sandstone
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Wet Soil Moisture Duration: 0
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/13/1992 (actual site observation date)
  • Air Photo ID: 3
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CYDA

    Cynodon dactylon

    Bermudagrass

    —

    —

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

    bedrock, paralithic

    bedrock, lithic

    weakly coherent

    strongly coherent

    46 - 130

    130 - 160

    - 84 -

    - 30 -

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

    ochric epipedon

    cambic horizon

    paralithic contact

    lithic contact

    0—10

    10—46

    46—130

    130—160

    —10—

    —36—

    —84—

    —30—
    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

    46

    15

    305

    —

    315

    787

    —

    —

    16.1

    27.2

    4.4

    17.2

    28.3

    5.6

    —

    —

    3821

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark reddish brown (2.5YR 3/4) crushed, reddish brown (2.5YR 4/4) crushed, dry; very fine sandy loam; 74 percent sand; 14 percent silt; 12 percent clay; weak medium granular structure; hard, friable; moderately rapid permeability; 6.0 very fine roots throughout and 2.0 medium roots throughout and 5.0 fine roots throughout; 2.0 very fine moderate-continuity continuous tubular pores; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 93P02915; moist when described;
    Bwd—10 to 25 centimeters (3.9 to 9.8 inches); dark red (2.5YR 3/6) crushed, red (2.5YR 4/6) crushed, dry; very fine sandy loam; 69 percent sand; 15 percent silt; 17 percent clay; weak medium granular, and weak medium and coarse subangular blocky structure; very hard, friable; moderately slow permeability; 6.0 very fine roots throughout; 2.0 very fine low-continuity continuous tubular pores; 1 percent faint clay films between sand grains; fragments; slightly acid, pH 6.2, unspecified; gradual smooth boundary. Lab sample # 93P02916; moist when described;. discontinuous - phpvsfiid 1255896; discontinuous - phpvsfiid 1255896
    Bw—25 to 46 centimeters (9.8 to 18.1 inches); dark red (2.5YR 3/6) crushed, red (2.5YR 4/6) crushed, dry; sandy clay loam; 61 percent sand; 19 percent silt; 20 percent clay; weak medium prismatic, and moderate medium and coarse subangular blocky structure; very hard, friable; moderately slow permeability; 6.0 very fine roots throughout; 6.0 very fine high-continuity continuous tubular pores; 1 percent distinct clay films on faces of peds and in pores; fragments; slightly acid, pH 6.5, unspecified; clear wavy boundary. Lab sample # 93P02917; moist when described;. patchy - phpvsfiid 1255897; patchy - phpvsfiid 1255897
    Cr1—46 to 86 centimeters (18.1 to 33.9 inches); dark red (2.5YR 3/6) interior and red (2.5YR 4/6) crushed, red (2.5YR 4/6) interior and red (2.5YR 5/6) crushed, dry; bedrock; very hard; moderately slow permeability; 2.0 very fine roots in cracks; 0.5 very fine moderate-continuity continuous tubular pores; fragments; neutral, pH 7.0, unspecified; gradual wavy boundary. Lab sample # 93P02918, 93P02918; moist when described;. 93P2919
    Cr2—86 to 130 centimeters (33.9 to 51.2 inches); red (2.5YR 4/6) interior and dark reddish brown (2.5YR 3/4) crushed, red (2.5YR 5/6) interior and reddish brown (2.5YR 4/4) crushed, dry; bedrock; very hard; slow permeability; 0.5 very fine roots in cracks; fragments; neutral, pH 7.0, unspecified; abrupt smooth boundary. Lab sample # 93P02920; moist when described;
    R—130 to 160 centimeters (51.2 to 63.0 inches); dark red (2.5YR 3/6) interior, red (2.5YR 4/6) interior, dry; bedrock; slow permeability; fragments; neutral, pH 7.0, unspecified. Lab sample # 93P02921; moist when described;