IDENTIFIERS

  • Current Taxon Name (Soil Name): MONONA
  • OSD
  • Series Extent
  • User Site ID: S1959IA085003
  • User Pedon ID: S1959IA085003
  • Vegetation Plot ID: S1959IA085003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1433
  • NCSS Pedon Lab Data NASIS Record ID - 35041
  • 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: 41.7338905
  • Std. Longitude: -95.7780533
  • Datum: WGS84
  • Township: 80N
  • Range: 42W
  • Section: 18
  • PLSS Details: 468 feet east and 425 feet north of the southwest corner of the SW 1/4 of the SE 1/4
  • 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
  • Current Taxonomic Class: Fine-silty, mixed, mesic Typic Hapludolls
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • 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 - 9/30/1959
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Slope Shape Down: convex
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/30/1959 (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

    ULMUS

    Ulmus

    elm

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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

    3

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    O2—0 to 3 centimeters (0.0 to 1.2 inches); fragments. Lab sample # 40A11060. Partially decayed leaves and twigs.
    A11—3 to 13 centimeters (1.2 to 5.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; weak very fine granular structure; very friable; fragments; clear boundary. Lab sample # 40A11061. Appears to be mainly droppings of small fauna; abundant light gray silt grains apparent when dry; leached post-Farmdale loess.
    A12—13 to 23 centimeters (5.1 to 9.1 inches); very dark gray (10YR 3/1) and very dark grayish brown (10YR 3/2) crushed, gray (10YR 5/1), dry; silt loam; weak fine subangular blocky, and platy structure; friable; 3 percent worm casts; fragments; clear boundary. Lab sample # 40A11062. Abundant droppings of small fauna; abundant light gray silt grains apparent when dry. This horizon appears to have some characteristics of an incipient A2.
    B1—23 to 39 centimeters (9.1 to 15.4 inches); very dark grayish brown (10YR 3/2) and dark brown (10YR 3/3) and dark grayish brown (10YR 4/2) crushed silt loam; moderate fine subangular blocky structure; friable; prominent light gray (10YR 7/1), moist, silt coats on faces of peds; 3 percent worm casts; fragments; gradual boundary. Lab sample # 40A11063. patchy - phpvsfiid 186243; patchy - phpvsfiid 186243
    B2—39 to 59 centimeters (15.4 to 23.2 inches); dark brown (10YR 3/3) and brown (10YR 4/3) interior silt loam; moderate fine subangular blocky structure; friable; 10 percent light gray (10YR 7/1), moist, silt coats on faces of peds; 1 percent worm casts; fragments; gradual boundary. Lab sample # 40A11064
    B3—59 to 94 centimeters (23.2 to 37.0 inches); dark yellowish brown (10YR 4/4) silt loam; weak medium subangular blocky structure; friable; fragments; diffuse boundary. Lab sample # 40A11065. Sampled 24 to 34 inches.
    C1—94 to 155 centimeters (37.0 to 61.0 inches); brown (10YR 4/3) silt loam; weak medium subangular blocky, and massive; friable; brown (10YR 5/3), moist, on faces of peds; fragments; diffuse boundary. Lab sample # 40A11066. Sampled 40 to 50 inches.; patchy - phpvsfiid 186245; patchy - phpvsfiid 186245
    C2—155 to 221 centimeters (61.0 to 87.0 inches); brown (10YR 5/3) and yellowish brown (10YR 5/4) silt loam; 1 percent dark grayish brown (10YR 4/2) mottles; massive; friable; fragments; clear wavy boundary. Lab sample # 40A11067. Sampled 64 to 74 inches.
    C3—221 to 221 centimeters (87.0 to 87.0 inches); brown (10YR 5/3) silt loam; 1 percent dark grayish brown (10YR 4/2) and 1 percent yellowish brown (10YR 5/6) mottles; massive; friable; fragments; slight effervescence. Lab sample # 40A11068. Post-Farmdale loess.