IDENTIFIERS

  • Current Taxon Name (Soil Name): MONONA
  • OSD
  • Series Extent
  • User Site ID: S1958IA085001
  • User Pedon ID: S1958IA085001
  • Vegetation Plot ID: S1958IA085001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1425
  • NCSS Pedon Lab Data NASIS Record ID - 35033
  • Print Date: 5/19/2024

    • 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: 41.7336121
  • Std. Longitude: -95.7777786
  • Datum: WGS84
  • Township: 80N
  • Range: 42W
  • Section: 18
  • PLSS Details: 370 feet north and 555 feet east of the south center
  • State: Iowa
  • County: IA085—Harrison
  • MLRA: 107—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: IA085—Harrison County, Iowa

    • PEDON

  • Describers Name: G. H. Simonson and R. B. Daniels.
  • Current Taxonomic Class: Fine-silty, mixed, mesic Typic Hapludolls
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - MONONA
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/16/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Monona
  • Classificaton Date - 7/28/1958
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/1958 (actual site observation date)
  • Surface Cover Properties:
  • 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

    JUGLA

    POA

    QUERC

    RIMO2

    Juglans

    Poa

    Quercus

    Ribes montigenum

    walnut

    bluegrass

    oak

    gooseberry currant

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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

    1

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    O2—0 to 3 centimeters (0.0 to 1.2 inches); fragments; abrupt boundary. Lab sample # 40A11006. Very dark gray (10YR 3/1) and dark brown (7.5YR 3/2) decomposed and decomposing leaves and twigs.
    A11—3 to 21 centimeters (1.2 to 8.3 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; weak and moderate fine granular structure; friable; 21.0 roots; fragments; clear boundary. Lab sample # 40A11007. Many bleached silt grains appear when moderately moist to dry; leached post-Farmdale loess.
    A12—21 to 28 centimeters (8.3 to 11.0 inches); very dark grayish brown (10YR 3/2) and very dark gray (10YR 3/1) and brown (10YR 4/3) and very dark grayish brown (10YR 3/2) crushed, grayish brown (10YR 5/2), dry; silt loam; weak fine granular structure; friable; 21.0 roots; fragments; gradual boundary. Lab sample # 40A11008
    B21—28 to 44 centimeters (11.0 to 17.3 inches); dark brown (10YR 3/3) and very dark grayish brown (10YR 3/2) and dark brown (10YR 3/3) crushed, brown (10YR 5/3), dry; silt loam; moderate fine and medium subangular blocky structure; friable; 10 percent very dark gray (10YR 3/1), moist, coats on faces of peds; fragments; gradual boundary. Lab sample # 40A11009. Abundant light gray (10YR 6/1) patches of bleached silt grains on peds apparent when dry.; patchy - phpvsfiid 186234; patchy - phpvsfiid 186234
    B22—44 to 64 centimeters (17.3 to 25.2 inches); brown (10YR 4/3) and dark yellowish brown (10YR 3/4) crushed silt loam; weak fine and medium subangular blocky structure; friable; dark brown (10YR 3/3), moist, coats on faces of peds; fragments; gradual boundary. Lab sample # 40A11010. Bleached silt grains of peds less prominent than in B21.; continuous - phpvsfiid 186235; continuous - phpvsfiid 186235
    B3—64 to 110 centimeters (25.2 to 43.3 inches); dark yellowish brown (10YR 3/4) and dark yellowish brown (10YR 3/4) crushed silt loam; weak medium and coarse prismatic parts to weak medium subangular blocky structure; friable; brown (10YR 4/3), moist, coats on faces of peds; fragments; gradual boundary. Lab sample # 40A11011. continuous - phpvsfiid 186236; continuous - phpvsfiid 186236
    C1—110 to 232 centimeters (43.3 to 91.3 inches); brown (10YR 4/3) and brown (10YR 5/3) silt loam; 1 percent dark yellowish brown (10YR 4/4) fine mottles; massive; friable; fragments; abrupt boundary. Lab sample # 40A11012. Sampled 54 to 70 inches.
    C2—232 to 270 centimeters (91.3 to 106.3 inches); brown (10YR 5/3) silt loam; 1 percent dark yellowish brown (10YR 4/4) fine mottles; massive; friable; 1 percent white (10YR 8/1) carbonate concretions; fragments; slight effervescence. Lab sample # 40A11013. Post-Farmdale loess.