IDENTIFIERS

  • Current Taxon Name (Soil Name): Pekin
  • OSD
  • Series Extent
  • User Site ID: 1977IN117008
  • User Pedon ID: 2016IN117003
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - Purdue
  • Lab Pedon # - OR7708
  • NCSS Pedon Lab Data NASIS Record ID - 22798
  • Print Date: 1/29/2025

    • 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: 38.4739139
  • Std. Longitude: -86.6709139
  • Datum: WGS84
  • Township: 1N
  • Range: 2W
  • Section: 31
  • PLSS Details: 2100 feet west and 2100 feet north of the southeast CORNER
  • State: Indiana
  • County: IN117—Orange

    • PEDON

  • Describers Name: Wingard and Hamilton
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Aquic Fragiudults
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - Pekin
  • PSC - 18 to 51 cm.
  • Classificaton Date - 11/25/2015
  • Classifier - Steve Neyhouse
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Pekin
  • Taxonomic Class - Coarse-silty, mixed, mesic Aquic Fragiudalfs
  • Taxon Kind - taxadjunct
  • Classificaton Date - 3/21/1977
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: stream terrace
  • Drainage Class: moderately well
  • Geology: Illinois formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/21/1977 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    noncoherent

    51 - 109

    - 58 -

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

    ochric epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    fragipan

    0—18

    18—109

    36—109

    51—109

    —18—

    —91—

    —73—

    —58—
    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

    10

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) silt loam; moderate medium granular structure; friable; many (7.0) very fine roots throughout; fragments; strongly acid, pH 5.5, pH meter; abrupt smooth boundary. Lab sample # OR77081; moist when described;
    Bt1—18 to 36 centimeters (7.1 to 14.2 inches); yellowish brown (10YR 5/6) silt loam; moderate medium subangular blocky structure; friable; few (0.5) very fine roots throughout; 35 percent distinct yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 3 percent medium distinct irregular weakly coherent cemented pale brown (10YR 6/3), moist, iron depletions with diffuse boundaries in matrix; fragments; very strongly acid, pH 5.0, pH meter; clear wavy boundary. Lab sample # OR77082; moist when described;
    Bt2—36 to 51 centimeters (14.2 to 20.1 inches); yellowish brown (10YR 5/6) silt loam; weak medium prismatic parts to moderate medium subangular blocky structure; friable; few (0.5) very fine roots between peds; 35 percent distinct yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 1 percent fine distinct irregular weakly coherent cemented light yellowish brown (10YR 6/4), moist, masses of oxidized iron with diffuse boundaries in matrix and 21 percent medium prominent irregular weakly coherent cemented light brownish gray (10YR 6/2), moist, iron depletions with diffuse boundaries in matrix; fragments; very strongly acid, pH 4.8, pH meter; clear wavy boundary. Lab sample # OR77083; moist when described;
    Btxg—51 to 109 centimeters (20.1 to 42.9 inches); light brownish gray (10YR 6/2) silty clay loam; moderate very coarse prismatic structure; very firm; very few (0.2) very fine roots between peds; 35 percent distinct light yellowish brown (10YR 6/4), moist, clay films on all faces of peds; 10 percent fine prominent spherical weakly coherent cemented black (10YR 2/1), moist, iron-manganese masses with sharp boundaries throughout and 21 percent medium prominent irregular weakly coherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; very strongly acid, pH 5.0, pH meter; diffuse wavy boundary. Lab sample # OR77084; moist when described;
    2Cg—109 to 152 centimeters (42.9 to 59.8 inches); light brownish gray (10YR 6/2) stratified stratified loam to silty clay loam; structureless massive; firm; 10 percent fine prominent spherical weakly coherent cemented black (10YR 2/1), moist, iron-manganese masses with sharp boundaries throughout and 21 percent medium prominent irregular weakly coherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; strongly acid, pH 5.2, pH meter. Lab sample # OR77085; moist when described;