IDENTIFIERS

  • Current Taxon Name (Soil Name): Pewamo
  • OSD
  • Series Extent
  • User Site ID: 1968IL043006
  • User Pedon ID: 1968IL043006
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 68IL043006
  • NCSS Pedon Lab Data NASIS Record ID - 20651
  • Print Date: 11/23/2024

    • 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: 41.7005000
  • Std. Longitude: -87.9921278
  • Datum: WGS84
  • Township: 37N
  • Range: 11E
  • Section: 8
  • PLSS Details: 78 feet north and 35 feet west of southeast corner
  • State: Illinois
  • County: IL043—DuPage
  • MLRA: 110—Northern Illinois and Indiana Heavy Till Plain
  • Non-MLRA Soil Survey Area: IL043—DuPage County, Illinois
  • 7.5 Minute USGS Quad: 41087-F8—Sag Bridge, Illinois

    • PEDON

  • Describers Name: JBF, BWR, JDA, SBD, GC
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Typic Argiaquolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Pewamo
  • PSC - 25 to 100 cm.
  • Classificaton Date - 12/14/2012
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Ashkum
  • Classificaton Date - 9/1/1968
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1968 (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 -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    lithologic discontinuity

    0—38

    38—117

    221—

    —-

    —-

    —-
    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

    —

    —

    226

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1) silty clay loam; moderate fine granular structure; friable; many (6.0) roots; fragments; clear smooth boundary. Lab sample # IL21167
    A—23 to 38 centimeters (9.1 to 15.0 inches); black (10YR 2/1) silty clay loam; strong medium granular structure; firm; many (6.0) roots; fragments; clear smooth boundary. Lab sample # IL21168
    Btg1—38 to 53 centimeters (15.0 to 20.9 inches); 50 percent dark grayish brown (10YR 4/2) and 30 percent dark gray (10YR 4/1) and 20 percent very dark gray (10YR 3/1) silty clay; moderate medium prismatic parts to strong medium subangular blocky structure; firm; common (3.0) roots; black (10YR 2/1), moist, organoargillans on all faces of peds; 1 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron and 10 percent fine distinct brown (10YR 4/3) masses of oxidized iron; fragments; clear smooth boundary. Lab sample # IL21169. continuous - phpvsfiid 753988; continuous - phpvsfiid 753988
    Btg2—53 to 69 centimeters (20.9 to 27.2 inches); dark grayish brown (2.5Y 4/2) silty clay; moderate medium prismatic parts to strong medium angular blocky structure; firm; common (3.0) roots; very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron and 1 percent fine faint brown (10YR 4/3) masses of oxidized iron; fragments; clear smooth boundary. Lab sample # IL21170. continuous - phpvsfiid 753986; continuous - phpvsfiid 753986
    Btg3—69 to 86 centimeters (27.2 to 33.9 inches); grayish brown (2.5Y 5/2) silty clay; weak medium prismatic parts to moderate medium angular blocky structure; firm; few (0.6) roots; very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine faint brown (10YR 4/3) masses of oxidized iron and 10 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments; gradual smooth boundary. Lab sample # IL21171. continuous - phpvsfiid 753987; continuous - phpvsfiid 753987
    BCtg1—86 to 117 centimeters (33.9 to 46.1 inches); variegated 50 percent yellowish brown (10YR 5/6) and 50 percent gray (5Y 5/1) silty clay; weak coarse prismatic parts to weak coarse angular blocky structure; firm; few (0.6) roots; dark gray (10YR 4/1), moist, organoargillans on all faces of peds; 10 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; gradual smooth boundary. Lab sample # IL21172. continuous - phpvsfiid 753984; continuous - phpvsfiid 753984
    BCtg2—117 to 145 centimeters (46.1 to 57.1 inches); variegated 50 percent yellowish brown (10YR 5/6) and 50 percent gray (5Y 5/1) silty clay loam; weak coarse angular blocky structure; very firm; dark gray (10YR 4/1), moist, clay films on vertical faces of peds; 10 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; slight effervescence; slightly alkaline, pH 7.6; gradual smooth boundary. Lab sample # IL21173
    C1—145 to 178 centimeters (57.1 to 70.1 inches); yellowish brown (10YR 5/4) silty clay loam; massive; very firm; few (0.6) roots; 10 percent fine prominent gray (5Y 6/1) masses of reduced iron; fragments; slight effervescence; slightly alkaline, pH 7.6; gradual smooth boundary. Lab sample # IL21174
    C2—178 to 221 centimeters (70.1 to 87.0 inches); variegated 60 percent gray (5Y 6/1) and 40 percent yellowish brown (10YR 5/6) silty clay loam; massive; very firm; light gray (10YR 7/1), moist, carbonate concretions; 1 percent by volume rounded strongly coherent cemented mixed fragments; slight effervescence; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # IL21175
    2C3—221 to 231 centimeters (87.0 to 90.9 inches); variegated 60 percent gray (10YR 6/1) and 40 percent yellowish brown (10YR 5/4) silt loam; massive; very firm; light gray (10YR 7/1), moist, carbonate concretions; fragments; slight effervescence; slightly alkaline, pH 7.6. Lab sample # IL21176