IDENTIFIERS

  • Current Taxon Name (Soil Name): Armstrong
  • OSD
  • Series Extent
  • User Site ID: S1987IA1570025
  • User Pedon ID: 87IA1570025
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0369
  • NCSS Pedon Lab Data NASIS Record ID - 59664
  • 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: 41.6166649
  • Std. Longitude: -92.4666672
  • Datum: WGS84
  • Township: 79N
  • Range: 14W
  • Section: 34
  • PLSS Details: 120 feet south and 2500 feet east of the northwest corner
  • Country: US—United States
  • State: Iowa
  • County: IA157—Poweshiek
  • 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: IA157—Poweshiek County, Iowa

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, 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 - Armstrong
  • PSC - 8 to 58 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Adair
  • Taxonomic Class - Fine, montmorillonitic, mesic Aquic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 9/1/1987
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: till
  • Landscape: upland
  • 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
  • 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

    12

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    —

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    180

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    1Ap—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2) interior clay loam; weak fine subangular blocky structure; firm; fragments; neutral, pH 6.6, hellige-truog; abrupt smooth boundary. Lab sample # 87P01879
    1Bt2—0 to 41 centimeters (0.0 to 16.1 inches); strong brown (7.5YR 5/6) interior clay loam; 11 percent grayish brown (2.5Y 5/2) medium distinct mottles; moderate fine and medium subangular blocky structure; very firm; , moist, coats; fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 87P01881. Few fine black oxides.; common medium distinct 2.5Y52 mottles; continuous - phpvsfiid 221761; continuous - phpvsfiid 221761
    1Bt1—8 to 20 centimeters (3.1 to 7.9 inches); strong brown (7.5YR 5/6) interior clay loam; 1 percent red (2.5YR 4/6) fine distinct and 1 percent grayish brown (2.5Y 5/2) fine distinct mottles; moderate fine subangular blocky structure; very firm; , moist, coats; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 87P01880. few fine distinct 2.5YR46 mottles; few fine distinct 2.5Y52 mottles; continuous - phpvsfiid 221760; continuous - phpvsfiid 221760
    1Bt2—41 to 58 centimeters (16.1 to 22.8 inches); strong brown (7.5YR 5/6) interior clay loam; 1 percent grayish brown (2.5Y 5/2) medium distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; very firm; , moist, coats; fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 87P01882. Few fine black oxides.; few medium distinct 2.5Y52 mottles; discontinuous - phpvsfiid 232024; discontinuous - phpvsfiid 232024
    1Bt4—58 to 79 centimeters (22.8 to 31.1 inches); yellowish brown (10YR 5/6) interior clay loam; 1 percent grayish brown (10YR 5/2) medium distinct mottles; moderate medium prismatic, and weak medium subangular blocky structure; very firm; , moist, coats; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 87P01883. Few fine red and black oxides.; few medium distinct 10YR52 mottles; discontinuous - phpvsfiid 232025; discontinuous - phpvsfiid 232025
    1BC—79 to 97 centimeters (31.1 to 38.2 inches); yellowish brown (10YR 5/6) interior clay loam; 1 percent grayish brown (10YR 5/2) medium distinct and 11 percent strong brown (7.5YR 5/8) fine distinct mottles; weak medium prismatic structure; very firm; , moist, coats; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 87P01884. Few fine black oxides.; common fine distinct 7.5YR58 mottles; few medium distinct 10YR52 mottles; discontinuous - phpvsfiid 232026; discontinuous - phpvsfiid 232026
    1C—94 to 152 centimeters (37.0 to 59.8 inches); yellowish brown (10YR 5/6) interior clay loam; 1 percent grayish brown (10YR 5/2) medium distinct mottles; massive; very firm; fragments; neutral, pH 6.8, hellige-truog. Few fine black oxides.; few medium distinct 10YR52 mottles