IDENTIFIERS

  • Current Taxon Name (Soil Name): Killduff
  • OSD
  • Series Extent
  • User Site ID: 1987IA127003
  • User Pedon ID: 1987IA127003
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 88P0596
  • NCSS Pedon Lab Data NASIS Record ID - 60714
  • Print Date: 4/19/2025

    • 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: 42.0405939
  • Std. Longitude: -93.1088499
  • Datum: WGS84
  • Township: 84N
  • Range: 19W
  • Section: 31
  • PLSS Details: 2430 feet north and 2200 feet east of SW corner
  • Location Description: No location stated on description other than "Marshall County, Iowa." Location noted is a guess, just to get point within the county.
  • Country: US—United States
  • State: Iowa
  • County: IA127—Marshall
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-WAV—Waverly, Iowa
  • Non-MLRA Soil Survey Area: IA127—Marshall County, Iowa

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Dystric Eutrochrepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Killduff
  • Classificaton Date - 2/1/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Killduff
  • Taxonomic Class - Fine-silty, mixed, mesic Dystric Eutrochrept
  • Taxon Kind - series
  • Classificaton Date - 9/1/1987
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QA Status: level 1


    • SITE

  • Parent Material: fine-silty loess
  • Landscape: dissected till plain
  • Landform: interfluve
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1987 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    10

    —

    —

    —

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (10YR 3/3) and dark yellowish brown (10YR 4/4) silty clay loam; weak fine subangular blocky structure; friable; fragments; neutral, pH 6.8, hellige-truog; abrupt smooth boundary. Lab sample # 88P03073
    Bw1—10 to 23 centimeters (3.9 to 9.1 inches); dark yellowish brown (10YR 4/4) silty clay loam; weak fine subangular blocky structure; friable; brown (10YR 4/3), moist, coats; fragments; slightly acid, pH 6.4, hellige-truog; clear smooth boundary. Lab sample # 88P03074. discontinuous - phpvsfiid 1370420; discontinuous - phpvsfiid 1370420
    Bw2—23 to 38 centimeters (9.1 to 15.0 inches); yellowish brown (10YR 5/4) silty clay loam; grayish brown (10YR 5/2) and 1 percent yellowish brown (10YR 5/6) fine faint mottles; weak fine and medium subangular blocky structure; friable; brown (10YR 4/3), moist, coats; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 88P03075. few fine faint 10YR56 mottles; discontinuous - phpvsfiid 1370421; discontinuous - phpvsfiid 1370421
    BC—38 to 56 centimeters (15.0 to 22.0 inches); yellowish brown (10YR 5/4) silty clay loam; grayish brown (10YR 5/2) and 1 percent yellowish brown (10YR 5/6) fine faint mottles; weak medium prismatic structure; friable; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 88P03076. few fine faint 10YR56 mottles
    C1—56 to 79 centimeters (22.0 to 31.1 inches); yellowish brown (10YR 5/4) silt loam; grayish brown (10YR 5/2) and 1 percent yellowish brown (10YR 5/6) medium faint mottles; massive; friable; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # 88P03077. few medium faint 10YR56 mottles
    C2—79 to 107 centimeters (31.1 to 42.1 inches); grayish brown (2.5Y 5/2) silt loam; 11 percent yellowish brown (10YR 5/6) medium distinct mottles; massive; friable; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 88P03078. common medium distinct 10YR56 mottles
    C3—107 to 152 centimeters (42.1 to 59.8 inches); grayish brown (2.5Y 5/2) silt loam; 11 percent yellowish brown (10YR 5/6) medium distinct mottles; massive; friable; fragments; neutral, pH 6.6, hellige-truog. Lab sample # 88P03079. common medium distinct 10YR56 mottles