IDENTIFIERS

  • Current Taxon Name (Soil Name): Windthorst
  • OSD
  • Series Extent
  • Local Phase: very fine sandy loam
  • User Site ID: S1996TX143008
  • User Pedon ID: 96TX143008
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 96P0307
  • NCSS Pedon Lab Data NASIS Record ID - 68385
  • User Project ID: 2020-MLRA-001
  • Project Name: MLRA 84B - Paluxy Erosional Hillslopes, Central Part
  • Print Date: 11/12/2024
  • 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: 32.2454720
  • Std. Longitude: -98.1815033
  • Datum: WGS84
  • Map Unit: WoB—Windthorst very fine sandy loam, 1 to 5 percent slopes
  • Country: US—United States
  • State: Texas
  • County: TX143—Erath
  • MLRA: 84B—West Cross Timbers
  • Non-MLRA Soil Survey Area: TX143—Erath County, Texas
  • 7.5 Minute USGS Quad: 32098-B2—Stephenville, Texas
  • PEDON

  • Describers Name: B. Ward I. Greenwade T. Sobecki E. Griffin S. Brown B. Ward
  • Current Taxonomic Class: Fine, mixed, active, thermic Udic Paleustalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - Windthorst
  • PSC - 28 to 78 cm.
  • Classificaton Date - 5/13/2015
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - ustic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Windthorst Crop
  • Taxonomic Class - Fine-loamy, mixed Udic Paleustalfs
  • Classificaton Date - 7/15/1996
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1


  • SITE

  • Parent Material: loamy residuum weathered from sandstone and siltstone
  • Landscape: hills
  • Landform: low ridge
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: moderately well
  • Bedrock: noncoherent sandstone and siltstone at 180cm
  • Geology: Lake Merritt member of the Paluxy Sand formation in the Frederickburg group.
  • Surface Fragments:
  • Benchmark Soil?: yes
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/1996 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    abrupt textural change

    argillic horizon

    redox concentrations

    0—28

    28—28

    28—180

    76—180

    —-

    —-

    —-

    —-

    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

    2

    407

    270

    752

    234

    17.7

    27.1

    7.7

    418623

    STEPHENVILLE 9NNE, TX

    Coop

    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); strong brown (7.5YR 5/6), strong brown (7.5YR 4/6), moist; very fine sandy loam; weak medium subangular blocky parts to weak fine granular structure; hard, very friable, nonsticky, nonplastic; 21.0 very fine and fine roots; 0.5 fine pores; fragments; abrupt wavy boundary. Lab sample # 96P02410, 96P02418
    Ap2—15 to 28 centimeters (5.9 to 11.0 inches); strong brown (7.5YR 5/6), strong brown (7.5YR 4/6), moist; very fine sandy loam; weak medium subangular blocky structure; hard, very friable, nonsticky, nonplastic; 21.0 very fine and fine roots; 0.5 fine pores; fragments; abrupt wavy boundary. Lab sample # 96P02411
    Bt1—28 to 58 centimeters (11.0 to 22.8 inches); red (2.5YR 4/8), red (2.5YR 4/6), moist; clay; moderate medium subangular blocky structure; hard, very firm, moderately sticky, moderately plastic; 3.0 very fine roots; 0.5 fine pores; fragments; gradual smooth boundary. Lab sample # 96P02412
    Bt2—58 to 76 centimeters (22.8 to 29.9 inches);, red (2.5YR 4/8), moist; clay loam; moderate coarse prismatic parts to moderate medium angular blocky structure; hard, very firm, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine pores; fragments; gradual smooth boundary. Lab sample # 96P02413
    Bt3—76 to 117 centimeters (29.9 to 46.1 inches);, 40 percent red (2.5YR 4/8) and 50 percent strong brown (7.5YR 5/8) and 10 percent light gray (10YR 7/2), moist; sandy clay loam; moderate coarse prismatic parts to moderate medium angular blocky structure; hard, very firm, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine pores; fragments; clear wavy boundary. Lab sample # 96P02414
    Bt4—117 to 158 centimeters (46.1 to 62.2 inches);, 60 percent light gray (10YR 7/2) and 30 percent brownish yellow (10YR 6/8) and 10 percent brown (7.5YR 4/4), moist; sandy clay loam; weak coarse prismatic parts to moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 0.5 fine pores; fragments; gradual wavy boundary. Lab sample # 96P02415
    BCt—158 to 180 centimeters (62.2 to 70.9 inches);, 40 percent strong brown (7.5YR 4/6) and 20 percent strong brown (7.5YR 5/8) and 40 percent pale brown (10YR 6/3), moist; very fine sandy loam; soft, friable, moderately sticky, slightly plastic; 3.0 medium roots; fragments; clear wavy boundary. Lab sample # 96P02416
    C—180 to 190 centimeters (70.9 to 74.8 inches);, light gray (10YR 7/2), moist; loam; soft, friable; fragments. Lab sample # 96P02417