IDENTIFIERS

  • Current Taxon Name (Soil Name): Pawnee
  • OSD
  • Series Extent
  • User Site ID: S1993NE159001
  • User Pedon ID: 93NE159001
  • User Site Association ID: 8762
  • Transect:
  • User Transect ID - 1
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0516
  • NCSS Pedon Lab Data NASIS Record ID - 65859
  • Print Date: 11/23/2024

    • 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: 40.8383331
  • Std. Longitude: -96.9441681
  • Datum: WGS84
  • Location Description: Twin Lakes, east of east lake
  • State: Nebraska
  • County: NE159—Seward
  • MLRA: 106—Nebraska and Kansas Loess-Drift Hills
  • Non-MLRA Soil Survey Area: NE159—Seward County, Nebraska
  • 7.5 Minute USGS Quad: 40096-G8—Pleasant Dale, Nebraska

    • PEDON

  • Describers Name: Group 1
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Pawnee
  • Taxonomic Class - Fine, montmorillonitic Typic Hapludalfs
  • PSC - 29 to 74 cm.
  • Classificaton Date - 5/20/1993
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/20/1993 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    0—24

    24—97

    —-

    —-
    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

    110

    30

    430

    —

    230

    120

    —

    —

    12

    —

    —

    13

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 24 centimeters (0.0 to 9.4 inches); very dark gray (10YR 3/1) broken face silt loam; moderate coarse granular structure; friable, noncoherent, moderately sticky, moderately plastic; 50.0 very fine roots between peds and 5.0 fine roots throughout; 99.0 very fine and fine high-continuity continuous tubular pores; fragments; abrupt smooth boundary. Lab sample # 93P03778. 10yr 3/1 colors appear to be filled cracks; AS About 2 cm wide at top tapering to 0cm at bottom of horizon
    BAt—24 to 40 centimeters (9.4 to 15.7 inches); 95 percent brown (10YR 4/3) broken face and 5 percent very dark gray (10YR 3/1) exterior silty clay loam; moderate fine subangular blocky structure; friable, noncoherent, moderately sticky, moderately plastic; 15.0 very fine roots throughout and 3.0 fine roots throughout; 99.0 very fine and fine high-continuity discontinuous tubular pores; 7 percent very dark gray (10YR 3/1) coats on faces of peds and 70 percent distinct dark brown (10YR 3/3), moist, pressure faces throughout; fragments; clear smooth boundary. Lab sample # 93P03779. continuous - phpvsfiid 192237; continuous - phpvsfiid 192237
    Bt1—40 to 67 centimeters (15.7 to 26.4 inches); dark brown (10YR 3/3) broken face silty clay loam; 10 percent brown (7.5YR 5/4) fine and medium distinct irregular mottles; moderate medium subangular blocky structure; friable, noncoherent, moderately sticky, moderately plastic; 12.0 very fine roots throughout and 2.0 fine roots throughout; 99.0 fine high-continuity continuous tubular pores; 1 percent prominent black stains throughout and 70 percent distinct very dark grayish brown (10YR 3/2), moist, slickensides (pedogenic) throughout; 1 percent by volume subrounded 2-39-75 millimeter mixed fragments; clear smooth boundary. Lab sample # 93P03779. discontinuous - phpvsfiid 176608; continuous - phpvsfiid 176607; discontinuous - phpvsfiid 176608; continuous - phpvsfiid 176607
    2Bt2—67 to 94 centimeters (26.4 to 37.0 inches); 60 percent dark brown (7.5YR 3/4) broken face and 40 percent dark brown (7.5YR 3/2) broken face clay; 2 percent brown (7.5YR 5/4) fine irregular mottles; weak medium platy parts to moderate coarse subangular blocky structure; firm, noncoherent, moderately sticky, moderately plastic; 13.0 very fine roots throughout; 99.0 fine high-continuity continuous tubular pores; 1 percent prominent black stains throughout and 70 percent distinct dark brown (7.5YR 3/2), moist, slickensides (pedogenic) throughout; 2 percent by volume subrounded 2-39-75 millimeter mixed fragments. Lab sample # 93P03780. discontinuous - phpvsfiid 176610; continuous - phpvsfiid 176609; discontinuous - phpvsfiid 176610; continuous - phpvsfiid 176609