IDENTIFIERS

  • Current Taxon Name (Soil Name): Ava
  • OSD
  • Series Extent
  • User Site ID: 1986IL199002
  • User Pedon ID: 1986IL199002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 86IL199002
  • NCSS Pedon Lab Data NASIS Record ID - 22032
  • Print Date: 12/11/2024
  • LOCATION

  • Township: 9S
  • Range: 4E
  • Section: 6
  • Location Description: S 1/2, W 1/4
  • State: Illinois
  • County: IL199—Williamson
  • Non-MLRA Soil Survey Area: IL199—Williamson County, Illinois
  • PEDON

  • Describers Name: R. G. Darmody K. McSweeney
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Oxyaquic Fragiudalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Ava
  • PSC - 51 to 101 cm.
  • Classificaton Date - 10/2/2008
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Ava
  • Classificaton Date - 6/1/1986
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: Peoria loess and/or Illinoian till
  • Landform: drainageway
  • Geomorphic Component Hills: side slope
  • Runoff: high
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1986 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
  • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    81 - 187

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    0—51

    51—150

    81—187

    —-

    —-

    —-

    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

    A—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2), pale brown (10YR 6/3), dry; silt loam; weak medium granular structure; very friable; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33348
    E1—5 to 15 centimeters (2.0 to 5.9 inches); yellowish brown (10YR 5/4) silt loam; 1 percent yellowish brown (10YR 5/6) fine faint mottles; weak medium subangular blocky structure; friable; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33349
    E2—15 to 26 centimeters (5.9 to 10.2 inches); yellowish brown (10YR 5/6) silt loam; 1 percent yellowish brown (10YR 5/4) fine faint and 1 percent yellowish brown (10YR 5/8) fine faint mottles; weak medium subangular blocky structure; friable; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33350
    BE—26 to 51 centimeters (10.2 to 20.1 inches); yellowish brown (10YR 5/8) silt loam; 1 percent yellowish brown (10YR 5/8) fine faint mottles; weak medium subangular blocky structure; friable; faint yellowish brown (10YR 5/6), moist, silt coats on all faces of peds and faint yellowish brown (10YR 5/8), moist, clay films on all faces of peds; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33351. patchy - phpvsfiid 427631; patchy - phpvsfiid 427632; patchy - phpvsfiid 427631; patchy - phpvsfiid 427632
    Bt—51 to 63 centimeters (20.1 to 24.8 inches); yellowish brown (10YR 5/6) silt loam; 1 percent yellowish brown (10YR 5/6) fine faint and 1 percent pale brown (10YR 6/3) fine distinct mottles; weak medium subangular blocky structure; friable; distinct light yellowish brown (10YR 6/4), moist, silt coats on all faces of peds and faint yellowish brown (10YR 5/4), moist, clay films on all faces of peds; fragments; extremely acid, pH 4.0; clear smooth boundary. Lab sample # IL33352. discontinuous - phpvsfiid 427634; patchy - phpvsfiid 427633; discontinuous - phpvsfiid 427634; patchy - phpvsfiid 427633
    E\Bt—63 to 81 centimeters (24.8 to 31.9 inches); yellowish brown (10YR 5/4) silty clay loam; 10 percent pale brown (10YR 6/3) medium distinct and 10 percent dark yellowish brown (10YR 4/6) fine distinct mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; fragments; extremely acid, pH 4.0; clear smooth boundary. Lab sample # IL33353. discontinuous - phpvsfiid 427638; continuous - phpvsfiid 427637; discontinuous - phpvsfiid 427638; continuous - phpvsfiid 427637
    Btx1—81 to 124 centimeters (31.9 to 48.8 inches); yellowish brown (10YR 5/6) silty clay loam; 1 percent yellowish brown (10YR 5/8) fine faint and 25 percent pale brown (10YR 6/3) medium distinct mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33354. discontinuous - phpvsfiid 427628; continuous - phpvsfiid 427627; discontinuous - phpvsfiid 427628; continuous - phpvsfiid 427627
    2Btx2—124 to 150 centimeters (48.8 to 59.1 inches); dark yellowish brown (10YR 4/4) loam; 1 percent strong brown (7.5YR 5/6) fine prominent and 25 percent pale brown (10YR 6/3) medium faint mottles; moderate medium prismatic parts to weak medium subangular blocky structure; firm; distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and faint clay films on all faces of peds; fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL33355. discontinuous - phpvsfiid 427635; continuous - phpvsfiid 427636; discontinuous - phpvsfiid 427635; continuous - phpvsfiid 427636
    2Bx—150 to 187 centimeters (59.1 to 73.6 inches); yellowish brown (10YR 5/6) loam; 1 percent light yellowish brown (10YR 6/4) medium faint and 1 percent yellowish brown (10YR 5/8) fine faint mottles; moderate coarse prismatic structure; very firm; distinct pale brown (10YR 6/3), moist, silt coats on all faces of peds and faint yellowish brown (10YR 5/4), moist, clay films on all faces of peds; fragments; strongly acid, pH 5.3. Lab sample # IL33356. patchy - phpvsfiid 427629; patchy - phpvsfiid 427630; patchy - phpvsfiid 427629; patchy - phpvsfiid 427630