IDENTIFIERS

  • Current Taxon Name (Soil Name): Harpster
  • OSD
  • Series Extent
  • User Site ID: 1975IL103002
  • User Pedon ID: 1975IL103002
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 75IL103002
  • NCSS Pedon Lab Data NASIS Record ID - 20784
  • Print Date: 5/11/2024

    • 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: 41.8695194
  • Std. Longitude: -89.1118167
  • Datum: WGS84
  • Township: 39N
  • Range: 1E
  • Section: 10
  • PLSS Details: 2245 feet south and 50 feet east of northwest corner
  • Location Description: 395 feet north and 50 feet east of northwest corner of southwest 1/4 Section 10, Reynold Twnshp
  • State: Illinois
  • County: IL103—Lee
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Non-MLRA Soil Survey Area: IL103—Lee County, Illinois
  • 7.5 Minute USGS Quad: 41089-G1—Steward, Illinois

    • PEDON

  • Describers Name: Steven E. Zwicker
  • Current Taxonomic Class: Fine-silty, mixed, superactive, calcareous, mesic Typic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: PedonPC
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Harpster
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/28/2015
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Harpster
  • Classificaton Date - 10/3/1975
  • Classifier - SEZ
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: calcareous loess over loamy outwash
  • Landform: outwash plain
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1975 (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

    cambic horizon

    0—33

    33—142

    —33—

    —109—
    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

    0

    —

    —

    232

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Akp—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; weak coarse granular structure; friable; 10.0 very fine roots; 25 percent fine prominent platy light gray (10YR 7/2), dry, shell fragments with sharp boundaries throughout; fragments; violent effervescence; slightly alkaline, pH 7.8; abrupt smooth boundary. Lab sample # IL24059
    Ak—23 to 33 centimeters (9.1 to 13.0 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; weak fine subangular blocky parts to moderate fine granular structure; friable; 10.0 very fine roots; 10 percent fine prominent platy light gray (10YR 7/2), dry, shell fragments with sharp boundaries throughout; fragments; strong effervescence; slightly alkaline, pH 7.8; clear smooth boundary. Lab sample # IL24060
    Bkg1—33 to 46 centimeters (13.0 to 18.1 inches); grayish brown (2.5Y 5/2) silty clay loam; weak medium subangular blocky parts to moderate fine subangular blocky structure; friable; 3.0 very fine roots; 1 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine prominent spherical very pale brown (10YR 8/2), dry, carbonate concretions with sharp boundaries throughout; fragments; slight effervescence; slightly alkaline, pH 7.4; clear smooth boundary. Lab sample # IL24061
    Bkg2—46 to 76 centimeters (18.1 to 29.9 inches); olive gray (5Y 5/2) silty clay loam; weak medium prismatic parts to moderate medium subangular blocky structure; friable; 3.0 very fine roots; 25 percent medium prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine prominent spherical very pale brown (10YR 8/2), dry, carbonate concretions with sharp boundaries throughout; fragments; slight effervescence; slightly alkaline, pH 7.4; clear smooth boundary. Lab sample # IL24062. common black (10YR 2/1) krotovinas 1-inch thick in the upper part of the horizon
    Bkg3—76 to 89 centimeters (29.9 to 35.0 inches); gray (5Y 5/1) silty clay loam; moderate coarse prismatic parts to moderate medium subangular blocky structure; friable; 0.8 very fine roots; 10 percent distinct dark grayish brown (10YR 4/2), moist, clay films on vertical faces of peds; 10 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 1 percent fine prominent platy light gray (10YR 7/2), dry, shell fragments with clear boundaries throughout and 1 percent fine prominent spherical very pale brown (10YR 8/2), dry, carbonate concretions with sharp boundaries throughout; fragments; slight effervescence; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # IL24063. discontinuous - phpvsfiid 708134; discontinuous - phpvsfiid 708134
    Bkg4—89 to 107 centimeters (35.0 to 42.1 inches); gray (5Y 5/1) silt loam; moderate coarse prismatic parts to moderate coarse subangular blocky structure; friable; 0.8 very fine roots; 10 percent distinct grayish brown (10YR 5/2), moist, clay films on vertical faces of peds; 1 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron in matrix; 10 percent fine prominent spherical very pale brown (10YR 8/2), dry, carbonate concretions with sharp boundaries throughout; fragments; slight effervescence; slightly alkaline, pH 7.7; clear smooth boundary. Lab sample # IL24064. discontinuous - phpvsfiid 708135; discontinuous - phpvsfiid 708135
    BCkg—107 to 142 centimeters (42.1 to 55.9 inches); gray (5Y 5/1) silt loam; weak coarse prismatic structure; friable; 0.8 very fine roots; 1 percent medium prominent yellowish red (5YR 5/6), moist, masses of oxidized iron in matrix and 25 percent medium prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 10 percent fine prominent spherical very pale brown (10YR 8/2), dry, carbonate concretions with clear boundaries throughout; fragments; violent effervescence; moderately alkaline, pH 8.0; abrupt smooth boundary. Lab sample # IL24065. common very dark gray (10YR 3/1) krotovinas in the upper part of the horizon
    2Ckg—142 to 178 centimeters (55.9 to 70.1 inches); gray (5Y 5/1) stratified stratified silt loam to sandy loam; structureless massive; friable; 0.1 very fine roots; 1 percent fine prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron in matrix; 10 percent medium prominent irregular light gray (10YR 7/2), dry, carbonate masses with diffuse boundaries throughout; fragments; violent effervescence; moderately alkaline, pH 8.0. Lab sample # IL24066