IDENTIFIERS

  • Current Taxon Name (Soil Name): Elco
  • OSD
  • Series Extent
  • User Site ID: 1978IL119070
  • User Pedon ID: 1978IL119070
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 78IL119070
  • NCSS Pedon Lab Data NASIS Record ID - 21042
  • 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: 38.8484104
  • Std. Longitude: -89.8589654
  • Datum: WGS84
  • Township: 5N
  • Range: 7W
  • Section: 27
  • PLSS Details: 1686 feet W & 965 feet N of the SE corner
  • State: Illinois
  • County: IL119—Madison
  • MLRA: 114—Southern Illinois and Indiana Thin Loess and Till Plain
  • Non-MLRA Soil Survey Area: IL119—Madison County, Illinois
  • 7.5 Minute USGS Quad: 38089-G7—Marine, Illinois

    • PEDON

  • Describers Name: PWY, IW, RL
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 70
  • Correlated Information:
  • Soil Name - Elco
  • PSC - 33 to 83 cm.
  • Classificaton Date - 1/4/2010
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Elco
  • Classificaton Date - 9/1/1978
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess over Illinoian till with strongly developed Sangamon age paleosol
  • Landscape: till plain
  • Geomorphic Component Hills: side slope
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1978 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    ochric epipedon

    argillic horizon

    0—33

    33—152

    —-

    —-
    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

    13

    —

    —

    157

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; moderate medium granular structure; friable; 6.0 fine roots between peds; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL25939; observed in pit, small
    A2—15 to 33 centimeters (5.9 to 13.0 inches); brown (10YR 4/3), brown (10YR 5/3), dry; silt loam; moderate thin platy structure; friable; 3.0 fine roots between peds; fragments; moderately acid, pH 5.8; abrupt wavy boundary. Lab sample # IL25940; observed in pit, small
    B1t—33 to 53 centimeters (13.0 to 20.9 inches); yellowish brown (10YR 5/4) silty clay loam; 10 percent yellowish brown (10YR 5/6) fine faint mottles; weak fine subangular blocky structure; firm; 3.0 fine roots between peds; prominent very dark grayish brown (10YR 3/2), moist, organoargillans on surfaces along pores; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # IL25941; observed in pit, small. discontinuous - phpvsfiid 480754; discontinuous - phpvsfiid 480754
    B21t—53 to 71 centimeters (20.9 to 28.0 inches); yellowish brown (10YR 5/4) silty clay loam; 10 percent yellowish brown (10YR 5/6) fine faint mottles; weak medium prismatic parts to moderate medium subangular blocky structure; firm; 3.0 fine roots between peds; faint dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds and prominent white (10YR 8/1), moist, silt coats on all faces of peds; fragments; strongly acid, pH 5.3; abrupt smooth boundary. Lab sample # IL25942; observed in pit, small. discontinuous - phpvsfiid 480758; discontinuous - phpvsfiid 480759; discontinuous - phpvsfiid 480758; discontinuous - phpvsfiid 480759
    IIB22t—71 to 109 centimeters (28.0 to 42.9 inches); grayish brown (2.5Y 5/2) silty clay loam; 10 percent brownish yellow (10YR 6/6) fine faint mottles; strong coarse subangular blocky structure; firm; 3.0 fine roots between peds; 25 percent distinct brown (10YR 4/3), moist, clay films on all faces of peds; 1 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL25943; observed in pit, small. discontinuous - phpvsfiid 480755; discontinuous - phpvsfiid 480755
    IIB23t—109 to 127 centimeters (42.9 to 50.0 inches); grayish brown (10YR 5/2) silty clay loam; 10 percent strong brown (7.5YR 5/6) medium distinct mottles; moderate medium subangular blocky structure; firm; 3.0 very fine roots between peds; distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds; 10 percent fine prominent irregular iron-manganese masses in matrix; 10 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7; clear smooth boundary. Lab sample # IL25944; observed in pit, small. discontinuous - phpvsfiid 480756; discontinuous - phpvsfiid 480756
    IIB3t—127 to 152 centimeters (50.0 to 59.8 inches); grayish brown (10YR 5/2) silty clay loam; 10 percent strong brown (7.5YR 5/8) medium distinct mottles; weak medium prismatic parts to weak medium subangular blocky structure; firm; 3.0 very fine roots between peds; faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent fine prominent irregular iron-manganese masses in matrix; 10 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7. Lab sample # IL25945; observed in pit, small. discontinuous - phpvsfiid 480757; discontinuous - phpvsfiid 480757