IDENTIFIERS

  • Current Taxon Name (Soil Name): Harvard
  • OSD
  • Series Extent
  • User Site ID: 1968IL111001
  • User Pedon ID: 1968IL111001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 68IL111001
  • NCSS Pedon Lab Data NASIS Record ID - 20663
  • Print Date: 11/24/2024

    • 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: 42.4203958
  • Std. Longitude: -88.6649852
  • Datum: WGS84
  • Township: 46N
  • Range: 5E
  • Section: 33
  • PLSS Details: 20 yards east of middle of road, 175 yards north of east-west fence, 190 yards north of north railroad track
  • State: Illinois
  • County: IL111—McHenry
  • MLRA: 95—Eastern Wisconsin, Northern Illinois, and Upper Michigan Drift Plain
  • Non-MLRA Soil Survey Area: IL111—McHenry County, Illinois
  • 7.5 Minute USGS Quad: 42088-D6—Capron, Illinois

    • PEDON

  • Describers Name: BWR, GOW
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Mollic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Harvard
  • PSC - 36 to 86 cm.
  • Classificaton Date - 7/10/2009
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Harvard
  • Classificaton Date - 7/1/1968
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1968 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • 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

    2

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    267

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark grayish brown (10YR 3/2) silt loam; cloddy, and weak medium granular structure; friable; fragments; slightly alkaline, pH 7.5; abrupt smooth boundary. Lab sample # IL20971
    A2—20 to 28 centimeters (7.9 to 11.0 inches); brown (10YR 5/3) silt loam; weak thin platy, and weak fine granular structure; friable; fragments; neutral, pH 7.2; clear smooth boundary. Lab sample # IL20972
    B1t—28 to 36 centimeters (11.0 to 14.2 inches); brown (10YR 4/3) silt loam; moderate fine subangular blocky structure; firm; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL20973
    B21t—36 to 51 centimeters (14.2 to 20.1 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate fine subangular blocky structure; firm; brown (7.5YR 4/4), moist, clay films on all faces of peds and light gray (10YR 7/2), moist, silt coats on all faces of peds; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # IL20974. continuous - phpvsfiid 464293; continuous - phpvsfiid 464293
    B22t—51 to 66 centimeters (20.1 to 26.0 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium subangular blocky structure; firm; dark brown (7.5YR 3/4), moist, clay films on all faces of peds and light gray (10YR 7/1), moist, silt coats on all faces of peds; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # IL20975. continuous - phpvsfiid 464295; continuous - phpvsfiid 464295
    B23t—66 to 84 centimeters (26.0 to 33.1 inches); dark yellowish brown (10YR 4/4) clay loam; moderate medium subangular blocky structure; firm; dark brown (7.5YR 3/4), moist, clay films on all faces of peds and light gray (10YR 7/1), moist, silt coats on all faces of peds; fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # IL20976. discontinuous - phpvsfiid 464297; discontinuous - phpvsfiid 464297
    IIB3—84 to 122 centimeters (33.1 to 48.0 inches); brown (10YR 4/3) stratified stratified loam to silt loam; weak coarse subangular blocky structure; friable; dark brown (7.5YR 3/4), moist, clay films on all faces of peds and light gray (10YR 7/1), moist, silt coats on all faces of peds; fragments; strongly acid, pH 5.1; gradual smooth boundary. Lab sample # IL20977, IL20978. Horizon split for sampling: IL20977 84 to 122 cm, IL20978 84 to 122 cm.; patchy - phpvsfiid 464299; patchy - phpvsfiid 464299
    IIC—122 to 152 centimeters (48.0 to 59.8 inches); yellowish brown (10YR 5/4) and dark yellowish brown (10YR 4/4) stratified stratified loam; massive; friable; fragments; neutral, pH 6.8. Lab sample # IL20979