IDENTIFIERS

  • Current Taxon Name (Soil Name): Onawa
  • OSD
  • Series Extent
  • User Site ID: S2009KS043001
  • User Pedon ID: S2009KS043001
  • Vegetation Plot ID: S2009KS043001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 09N1041
  • NCSS Pedon Lab Data NASIS Record ID - 24764
  • Print Date: 11/21/2024

    • 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: 39.8174438
  • Std. Longitude: -94.9192505
  • Datum: WGS84
  • Township: 3S
  • Range: 22E
  • Section: 2
  • PLSS Details: SW1/4
  • Map Unit: 7760—Onawa and Waldron silty clay loams, occasionally flooded
  • Country: US—United States
  • State: Kansas
  • County: KS043—Doniphan
  • MLRA: 107B—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: KS043—Doniphan County, Kansas
  • 7.5 Minute USGS Quad: 39094-G8—Wathena, Kansas

    • PEDON

  • Describers Name: B. Wehmueller, C. Remley, L. Sabata, D. Kohake, C. Latta
  • Current Taxonomic Class: Fine, smectitic, mesic Aquertic Hapludolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Onawa
  • Taxonomic Class - Fine, smectitic, mesic Aquertic Hapludolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 8/31/2009
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey alluvium over loamy alluvium
  • Landscape: river valley
  • Landform: flood plain
  • Drainage Class: somewhat poorly
  • Flooding: occasional flooding for brief periods
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/31/2009 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, shrubby
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    FRPE

    PODE3

    POPE2

    SOLID

    Fraxinus pennsylvanica

    Populus deltoides

    Polygonum pensylvanicum

    Solidago

    green ash

    eastern cottonwood

    Pennsylvania smartweed

    goldenrod

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

    mollic epipedon

    episaturation

    aquic conditions

    redox concentrations

    cambic horizon

    lithologic discontinuity

    0—25

    25—200

    25—200

    25—200

    25—48

    102—

    —-

    —-

    —-

    —-

    —-

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    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

    0

    —

    —

    252

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    Ap—0 to 25 centimeters (0.0 to 9.8 inches); black (10YR 2/1) silty clay; 5 percent sand; 48 percent clay; moderate medium subangular blocky structure; very firm; fragments; clear wavy boundary. Lab sample # 09N04090
    Bw—25 to 48 centimeters (9.8 to 18.9 inches); dark grayish brown (10YR 4/2) silty clay; 5 percent sand; 44 percent clay; moderate medium subangular blocky structure; very firm; 25 percent medium prominent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; clear wavy boundary. Lab sample # 09N04091
    Cg1—48 to 82 centimeters (18.9 to 32.3 inches); dark gray (10YR 4/1) stratified stratified silty clay; 5 percent sand; 44 percent clay; massive; firm; 25 percent medium prominent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; clear wavy boundary. Lab sample # 09N04092
    Cg2—82 to 102 centimeters (32.3 to 40.2 inches); dark gray (10YR 4/1) stratified stratified silty clay; 5 percent sand; 42 percent clay; massive; firm; 25 percent medium prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron; fragments; clear wavy boundary. Lab sample # 09N04093
    2Cg3—102 to 135 centimeters (40.2 to 53.1 inches); 60 percent pale brown (10YR 6/3) and 40 percent gray (10YR 5/1) stratified stratified silt loam; 12 percent sand; 24 percent clay; massive; friable; 40 percent medium prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron; fragments; gradual wavy boundary. Lab sample # 09N04094
    2Cg4—135 to 200 centimeters (53.1 to 78.7 inches); 60 percent brown (10YR 5/3) and 40 percent grayish brown (10YR 5/2) stratified stratified very fine sandy loam; 60 percent sand; 18 percent clay; massive; friable; 20 percent medium prominent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments. Lab sample # 09N04095