IDENTIFIERS

  • Current Taxon Name (Soil Name): Tama
  • OSD
  • Series Extent
  • User Site ID: S1987IA075002
  • User Pedon ID: 87IA075002
  • User Site Association ID: NC-WAV_Tama_Pedons
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 88P0609
  • NCSS Pedon Lab Data NASIS Record ID - 60727
  • Print Date: 3/2/2025

    • 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: 42.3583336
  • Std. Longitude: -92.7944412
  • Datum: WGS84
  • Township: 87N
  • Range: 17W
  • Section: 11
  • PLSS Details: 133 feet south and 500 feet west of the northeast corner of SE1/4
  • Country: US—United States
  • State: Iowa
  • County: IA075—Grundy
  • MLRA: 104—Eastern Iowa and Minnesota Till Prairies
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-WAV—Waverly, Iowa
  • Non-MLRA Soil Survey Area: IA075—Grundy County, Iowa

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Argiudolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Tama
  • Classificaton Date - 2/1/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Tama
  • Taxonomic Class - Fine-silty, mixed, mesic Typic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 11/1/1987
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1987 (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

    5

    —

    —

    —

    —

    225

    —

    —

    —

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    —

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    Ap—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1) silty clay loam; weak very fine granular structure; friable; fragments; neutral, pH 6.9, hellige-truog. Lab sample # 88P03166
    A1—23 to 38 centimeters (9.1 to 15.0 inches); black (10YR 2/1) and very dark brown (10YR 2/2) silty clay loam; moderate very fine and fine granular structure; friable; fragments; neutral, pH 6.9, hellige-truog. Lab sample # 88P03167
    AB—38 to 51 centimeters (15.0 to 20.1 inches); very dark brown (10YR 2/2) and very dark grayish brown (10YR 3/2) and brown (10YR 4/3) silty clay loam; moderate very fine granular, and moderate very fine subangular blocky structure; friable; fragments; neutral, pH 6.9, hellige-truog. Lab sample # 88P03168
    Bt1—51 to 71 centimeters (20.1 to 28.0 inches); very dark grayish brown (10YR 3/2) and dark brown (10YR 3/3) and brown (10YR 4/3) silty clay loam; weak very fine subangular blocky structure; friable; 15 percent , moist, clay films; fragments; neutral, pH 7.3, hellige-truog. Lab sample # 88P03169. few clay films surface features
    Bt2—71 to 91 centimeters (28.0 to 35.8 inches); light olive brown (2.5Y 5/4) silty clay loam; weak fine prismatic, and weak fine subangular blocky structure; friable; 15 percent , moist, clay films; fragments; slightly alkaline, pH 7.5, hellige-truog. Lab sample # 88P03170. few clay films surface features
    Bt3—91 to 109 centimeters (35.8 to 42.9 inches); light olive brown (2.5Y 5/4) silty clay loam; yellowish brown (10YR 5/6) and 11 percent grayish brown (2.5Y 5/2) fine faint mottles; weak medium prismatic, and weak medium subangular blocky structure; friable; 15 percent faint , moist, clay films; fragments; slightly alkaline, pH 7.5, hellige-truog. Lab sample # 88P03171. few clay films surface features; common fine faint 2.5Y52 mottles
    C1—109 to 127 centimeters (42.9 to 50.0 inches); light olive gray (5Y 6/2) and strong brown (7.5YR 5/6) silt loam; friable; fragments; slight effervescence. Lab sample # 88P03172
    C2—127 to 152 centimeters (50.0 to 59.8 inches); light brownish gray (2.5Y 6/2) silt loam; 11 percent red (2.5YR 5/6) coarse prominent mottles; friable; fragments; strong effervescence. Lab sample # 88P03173. common coarse prominent 2.5YR56 mottles