IDENTIFIERS

  • Current Taxon Name (Soil Name): Ipava
  • OSD
  • Series Extent
  • User Site ID: 1962IL095003
  • User Pedon ID: 1962IL095003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 62IL095003
  • NCSS Pedon Lab Data NASIS Record ID - 20521
  • Print Date: 11/21/2024

    • 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: 41.0694475
  • Std. Longitude: -90.2105139
  • Datum: WGS84
  • Township: 13N
  • Range: 3E
  • Section: 31
  • Location Description: 1022FT W of T intersection on N side of dirt road
  • Map Unit: 43A—Ipava silt loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL095—Knox
  • 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: IL095—Knox County, Illinois
  • 7.5 Minute USGS Quad: 41090-A2—Oneida, Illinois

    • PEDON

  • Describers Name: BWR, RCB, JDA, JBF
  • 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 #: 3
  • Correlated Information:
  • Soil Name - Ipava
  • PSC - 69 to 119 cm.
  • Classificaton Date - 2/22/2010
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Ipava
  • Classificaton Date - 8/1/1962
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • 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: 8/1/1962 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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—69

    69—137

    —-

    —-
    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

    2.8

    —

    —

    —

    —

    890

    —

    170

    11

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1), 10YR 2.5/1 (10YR 2.5/1), dry; silty clay loam; strong fine granular structure; friable; 6.0 roots; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # IL18999
    A2—18 to 43 centimeters (7.1 to 16.9 inches); black (10YR 2/1), 10YR 2.5/1 (10YR 2.5/1), dry; silty clay loam; moderate fine subangular blocky, and moderate medium granular structure; firm; 6.0 roots; 25 percent gray (10YR 5/1), dry, silt coats on all faces of peds; fragments; neutral, pH 6.8; clear smooth boundary. Lab sample # IL19000
    A3—43 to 58 centimeters (16.9 to 22.8 inches); black (10YR 2/1), 10YR 2.5/1 (10YR 2.5/1), dry; silty clay loam; weak fine subangular blocky, and moderate medium granular structure; firm; 3.0 roots; 1 percent fine prominent 5Y 3/4 (5Y 3/4) masses of oxidized iron; fragments; neutral, pH 6.8; clear smooth boundary. Lab sample # IL19001
    AB—58 to 69 centimeters (22.8 to 27.2 inches); 10YR 2.5/1 (10YR 2.5/1) silty clay loam; strong fine subangular blocky structure; firm; 3.0 roots; 10YR 2.5/1 (10YR 2.5/1) organoargillans on all faces of peds; 1 percent fine prominent 5Y 3/4 (5Y 3/4) masses of oxidized iron and 10 percent iron-manganese concretions and 25 percent fine distinct dark grayish brown (10YR 4/2) iron depletions; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL19002
    Bt1—69 to 84 centimeters (27.2 to 33.1 inches); dark grayish brown (10YR 4/2) silty clay loam; weak fine prismatic, and moderate medium angular blocky structure; firm; 0.6 roots; black (10YR 2/1) organoargillans on all faces of peds; 10 percent fine prominent strong brown (7.5YR 5/6) masses of oxidized iron and 25 percent fine iron-manganese concretions; fragments; neutral, pH 7.3; clear smooth boundary. Lab sample # IL19003
    Bt2—84 to 109 centimeters (33.1 to 42.9 inches); variegated light brownish gray (2.5Y 6/2) and yellowish brown (10YR 5/6) silty clay loam; weak fine prismatic, and moderate medium angular blocky structure; firm; 0.6 roots; black (10YR 2/1) organoargillans on all faces of peds; 10 percent fine distinct black (5Y 2/1) manganese masses and 25 percent iron-manganese concretions; fragments; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # IL19004
    Bt3—109 to 137 centimeters (42.9 to 53.9 inches); variegated light brownish gray (2.5Y 6/2) and yellowish brown (10YR 5/6) silty clay loam; moderate medium angular blocky structure; firm; 0.6 roots; grayish brown (2.5Y 5/2) organoargillans on all faces of peds; 10 percent fine distinct black (5Y 2/1) manganese masses and 25 percent iron-manganese concretions; fragments; neutral, pH 7.1; gradual smooth boundary. Lab sample # IL19005
    C—137 to 152 centimeters (53.9 to 59.8 inches); variegated yellowish brown (10YR 5/6) and light brownish gray (2.5Y 6/2) silt loam; weak medium angular blocky structure; friable; 0.6 roots; grayish brown (2.5Y 5/2) and dark gray (10YR 4/1) clay films on all faces of peds; 10 percent fine distinct black (5Y 2/1) manganese masses; fragments; slightly alkaline, pH 7.4. Lab sample # IL19006