IDENTIFIERS

  • Current Taxon Name (Soil Name): Ipava
  • OSD
  • Series Extent
  • User Site ID: 1987IL113097
  • User Pedon ID: 1987IL113097
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 87IL113097
  • NCSS Pedon Lab Data NASIS Record ID - 22077
  • 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: 40.5140392
  • Std. Longitude: -88.8848861
  • Datum: WGS84
  • Township: 24N
  • Range: 3E
  • Section: 29
  • PLSS Details: 1000 feet S & 200 feet W of NE corner
  • Map Unit: 43A—Ipava silt loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL113—McLean
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-SPI—Springfield, Illinois
  • Non-MLRA Soil Survey Area: IL113—McLean County, Illinois
  • 7.5 Minute USGS Quad: 40088-E8—Normal East, Illinois

    • PEDON

  • Describers Name: PW
  • Current Taxonomic Class: Fine, smectitic, mesic Aquic Argiudolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 97
  • Correlated Information:
  • Soil Name - Ipava
  • Classificaton Date - 1/4/2010
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Ipava
  • Classificaton Date - 8/1/1987
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: till plain
  • Landform: ground moraine
  • Geomorphic Component Flats: talf
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1987 (entry creation date)
  • 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
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—38

    38—97

    —-

    —-
    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

    —

    —

    255

    —

    270

    890

    —

    170

    11

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; weak medium subangular blocky structure; friable; fragments; slightly acid, pH 6.4; abrupt smooth boundary. Lab sample # IL33675
    A—23 to 38 centimeters (9.1 to 15.0 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; moderate medium subangular blocky structure; friable; fragments; slightly acid, pH 6.1; clear smooth boundary. Lab sample # IL33676
    Bt1—38 to 51 centimeters (15.0 to 20.1 inches); brown (10YR 4/3) silty clay; moderate fine angular blocky structure; firm; 10 percent distinct very dark gray (10YR 3/1) organoargillans on all faces of peds; 10 percent fine iron-manganese concretions and 10 percent fine faint grayish brown (10YR 5/2) iron depletions and 25 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # IL33677
    Bt2—51 to 69 centimeters (20.1 to 27.2 inches); yellowish brown (10YR 5/4) silty clay loam; moderate medium prismatic parts to strong medium angular blocky structure; firm; 25 percent prominent very dark gray (10YR 3/1) clay films on all faces of peds; 10 percent fine iron-manganese concretions and 10 percent fine faint grayish brown (10YR 5/2) iron depletions and 25 percent fine distinct yellowish brown (10YR 5/8) masses of oxidized iron; fragments; moderately acid, pH 5.9; gradual smooth boundary. Lab sample # IL33678
    Bt3—69 to 81 centimeters (27.2 to 31.9 inches); brown (10YR 5/3) silty clay loam; weak medium prismatic parts to moderate medium subangular blocky structure; friable; 10 percent distinct very dark grayish brown (10YR 3/2), moist, clay films on all faces of peds; 10 percent fine iron-manganese concretions and 25 percent fine prominent yellowish brown (10YR 5/8) masses of oxidized iron and 25 percent fine distinct dark grayish brown (2.5Y 4/2) iron depletions; fragments; slightly acid, pH 6.4; clear smooth boundary. Lab sample # IL33679
    Bt4—81 to 97 centimeters (31.9 to 38.2 inches); light olive brown (2.5Y 5/4) silty clay loam; weak medium prismatic parts to weak medium subangular blocky structure; friable; 1 percent faint dark brown (10YR 3/3) clay films on all faces of peds; 10 percent fine iron-manganese concretions and 25 percent fine prominent yellowish brown (10YR 5/4) masses of oxidized iron and 25 percent fine distinct light brownish gray (2.5Y 6/2) iron depletions; fragments; neutral, pH 6.8; clear smooth boundary. Lab sample # IL33680
    Btg1—97 to 137 centimeters (38.2 to 53.9 inches); grayish brown (2.5Y 5/2) silt loam; weak medium subangular blocky structure; friable; 1 percent faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent fine iron-manganese concretions and 25 percent fine prominent yellowish brown (10YR 5/8) masses of oxidized iron and 25 percent fine faint light brownish gray (2.5Y 6/2) iron depletions; fragments; slightly alkaline, pH 7.7; clear smooth boundary. Lab sample # IL33681
    Btg2—137 to 152 centimeters (53.9 to 59.8 inches); grayish brown (2.5Y 5/2) silt loam; weak coarse subangular blocky structure; friable; 10 percent faint dark grayish brown (10YR 4/2) clay films on all faces of peds; 10 percent fine iron-manganese concretions and 25 percent fine prominent yellowish brown (10YR 5/8) masses of oxidized iron and 25 percent fine faint light brownish gray (2.5Y 6/2) iron depletions; fragments; slight effervescence; moderately alkaline, pH 7.9. Lab sample # IL33682