IDENTIFIERS

  • Current Taxon Name (Soil Name): Pratt
  • OSD
  • Series Extent
  • User Site ID: S1994OK059014
  • User Pedon ID: 94OK059014
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 94P0721
  • NCSS Pedon Lab Data NASIS Record ID - 66894
  • 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: 36.6116676
  • Std. Longitude: -99.5377808
  • Datum: WGS84
  • Township: 25N
  • Range: 22W
  • Section: 26
  • PLSS Details: 4200 feet south and 2200 feet west of the northeast corner
  • State: Oklahoma
  • County: OK059—Harper
  • MLRA: 78C—Central Rolling Red Plains, Eastern Part
  • Non-MLRA Soil Survey Area: OK059—Harper County, Oklahoma
  • 7.5 Minute USGS Quad: 36099-E5—Fort Supply, Oklahoma

    • PEDON

  • Describers Name: T. Collier and C. Salisbury.
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 14
  • Sampled As Information:
  • Soil Name - Pratt
  • Taxonomic Class - Mixed Psammentic Haplustalfs
  • PSC - 11 to 47 cm.
  • Classificaton Date - 9/1/1994
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: dune
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: on a slope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1994 (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 Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—11

    11—47

    —-

    —-
    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

    —

    —

    —

    634

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 11 centimeters (0.0 to 4.3 inches); brown (10YR 5/3) broken face, dark brown (10YR 3/3) broken face, moist; loamy fine sand; moderate medium granular structure; slightly hard, very friable; 8.0 very fine and fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # 94P05446
    Bt1—11 to 26 centimeters (4.3 to 10.2 inches); brown (10YR 5/3) broken face, brown (10YR 4/3) broken face, moist; loamy fine sand; moderate medium prismatic parts to weak medium subangular blocky structure; slightly hard, very friable; 8.0 very fine and fine roots throughout and 0.5 medium roots throughout; 3.0 fine and medium discontinuous tubular and 0.5 coarse discontinuous tubular pores; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # 94P05447
    Bt2—26 to 47 centimeters (10.2 to 18.5 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy fine sand; moderate coarse prismatic parts to weak coarse subangular blocky structure; soft, loose; 8.0 very fine and fine roots throughout and 0.5 medium roots throughout; 3.0 fine and medium discontinuous tubular and 0.5 coarse discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; gradual smooth boundary. Lab sample # 94P05448
    BC—47 to 72 centimeters (18.5 to 28.3 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy fine sand; moderate coarse prismatic parts to weak medium subangular blocky structure; slightly hard, very friable; 3.0 very fine and fine roots throughout and 0.5 medium roots throughout; 3.0 fine and medium discontinuous tubular and 0.5 coarse discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 94P05449
    C—72 to 115 centimeters (28.3 to 45.3 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy sand; massive; soft, loose; 0.5 medium roots throughout and 3.0 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 94P05450. Contains strata of CoS that are 1/16" thick.
    2C1—115 to 133 centimeters (45.3 to 52.4 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy fine sand; massive; soft, loose; 0.5 medium roots throughout and 3.0 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 94P05451. Contains strata of CoS that are 1/16" to 1/4" thick.
    2C2—133 to 150 centimeters (52.4 to 59.1 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy sand; massive; soft, loose; 0.5 medium roots throughout and 3.0 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 94P05452. Contains strata of CoS and VFSL that are1/16" thick.
    2C3—150 to 175 centimeters (59.1 to 68.9 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy sand; massive; slightly hard, loose; 0.5 medium roots throughout and 3.0 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 94P05453. Contains strata of CoS that are 1/16" to 1/4" thick.
    2C4—175 to 216 centimeters (68.9 to 85.0 inches); reddish yellow (7.5YR 6/6) broken face, strong brown (7.5YR 5/6) broken face, moist; loamy fine sand; massive; soft, loose; 0.5 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; noneffervescent, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 94P05454. Contains strata of CoS that are 1/16" to 1/8" thick.
    2C5—216 to 263 centimeters (85.0 to 103.5 inches); reddish yellow (7.5YR 6/6) broken face and brown (7.5YR 5/4) broken face and strong brown (7.5YR 5/6) broken face, strong brown (7.5YR 5/6) broken face and brown (7.5YR 4/4) broken face and strong brown (7.5YR 4/6) broken face, moist; loamy sand, very fine sandy loam, loamy fine sand, silty clay; massive; soft, loose; 0.5 fine roots throughout; 3.0 very fine and fine discontinuous tubular and 0.5 medium discontinuous tubular pores; fragments; very slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 94P05455. Strata in this layer range from 1/16" to 1/4" thick.