IDENTIFIERS

  • Current Taxon Name (Soil Name): Coulterville
  • OSD
  • Series Extent
  • User Site ID: 1989IL027188
  • User Pedon ID: 1989IL027188
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 89IL027188
  • NCSS Pedon Lab Data NASIS Record ID - 22169
  • Print Date: 12/4/2024

    • 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: 38.7279667
  • Std. Longitude: -89.6148083
  • Datum: WGS84
  • Township: 3N
  • Range: 5W
  • Section: 12
  • PLSS Details: 198 feet east and 117 feet south of northwest corner
  • State: Illinois
  • County: IL027—Clinton
  • MLRA: 114—Southern Illinois and Indiana Thin Loess and Till Plain
  • Non-MLRA Soil Survey Area: IL027—Clinton County, Illinois

    • PEDON

  • Describers Name: D. B. G.
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Aeric Epiaqualfs
  • Pedon Record Orgin: PedonPC
  • Pedon #: 188
  • Correlated Information:
  • Soil Name - Coulterville
  • PSC - 33 to 83 cm.
  • Classificaton Date - 10/2/2008
  • Moisture Class - aquic
  • Moisture Subclass - aeric
  • Sampled As Information:
  • Soil Name - Darmstadt
  • Classificaton Date - 8/1/1989
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess and/or Roxana loess and/or Illinoian till
  • Landscape: till plain
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1989 (actual site observation date)
  • Air Photo ID:
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    albic horizon

    argillic horizon

    0—23

    23—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

    0.5

    —

    —

    145.4

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; weak medium granular structure; friable; 10 percent medium faint iron-manganese nodules in matrix; fragments; slightly acid, pH 6.4, lamotte-morgan; abrupt smooth boundary. Lab sample # IL34402
    E—23 to 33 centimeters (9.1 to 13.0 inches); dark gray (10YR 4/1) silt loam; weak thin platy structure; friable; faint light gray (10YR 7/1), dry, clay films on all faces of peds; 10 percent medium faint iron-manganese nodules in matrix; fragments; neutral, pH 6.8, lamotte-morgan; clear smooth boundary. Lab sample # IL34403. patchy - phpvsfiid 427873; patchy - phpvsfiid 427873
    Bt1—33 to 48 centimeters (13.0 to 18.9 inches); yellowish brown (10YR 5/4) silty clay loam; strong medium prismatic parts to strong medium angular blocky structure; firm; prominent very dark gray (10YR 3/1), moist, clay films on all faces of peds and prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; medium distinct iron-manganese masses in matrix and 10 percent coarse distinct iron-manganese masses in matrix; fragments; neutral, pH 6.9, lamotte-morgan; clear smooth boundary. Lab sample # IL34404. patchy - phpvsfiid 427863; continuous - phpvsfiid 427864; patchy - phpvsfiid 427863; continuous - phpvsfiid 427864
    Bt2—48 to 69 centimeters (18.9 to 27.2 inches); yellowish brown (10YR 5/6) silty clay loam; strong medium prismatic parts to strong medium angular blocky structure; very firm; prominent very dark gray (10YR 3/1), moist, clay films on all faces of peds and prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; coarse distinct iron-manganese masses in matrix and 10 percent medium distinct iron-manganese masses in matrix; fragments; neutral, pH 7.0, lamotte-morgan; gradual smooth boundary. Lab sample # IL34405. patchy - phpvsfiid 427869; continuous - phpvsfiid 427870; patchy - phpvsfiid 427869; continuous - phpvsfiid 427870
    Bt3—69 to 94 centimeters (27.2 to 37.0 inches); brown (10YR 5/3) silty clay loam; 10 percent dark yellowish brown (10YR 4/6) medium prominent mottles; strong medium prismatic parts to strong coarse angular blocky structure; firm; distinct very dark gray (10YR 3/1), moist, clay films on all faces of peds and prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; 10 percent medium distinct iron-manganese nodules in matrix; fragments; neutral, pH 7.2, lamotte-morgan; clear smooth boundary. Lab sample # IL34406. patchy - phpvsfiid 427865; continuous - phpvsfiid 427866; patchy - phpvsfiid 427865; continuous - phpvsfiid 427866
    Bt4—94 to 112 centimeters (37.0 to 44.1 inches); light olive brown (2.5Y 5/3) silty clay loam; 10 percent yellowish brown (10YR 5/6) medium prominent mottles; strong medium prismatic parts to strong coarse angular blocky structure; firm; distinct gray (10YR 6/1), dry, silt coats on all faces of peds and prominent dark gray (2.5Y 4/1), moist, clay films on all faces of peds; 10 percent medium distinct iron-manganese nodules in matrix; fragments; slightly alkaline, pH 7.6, lamotte-morgan; clear smooth boundary. Lab sample # IL34407. patchy - phpvsfiid 427867; continuous - phpvsfiid 427868; patchy - phpvsfiid 427867; continuous - phpvsfiid 427868
    2Btg—112 to 152 centimeters (44.1 to 59.8 inches); grayish brown (2.5Y 5/2) loam; strong brown (7.5YR 5/6) coarse prominent and and 10 percent light olive brown (2.5Y 5/6) fine distinct and 25 percent strong brown (7.5YR 5/6) medium prominent mottles; moderate medium platy structure; firm; distinct gray (10YR 6/1), dry, silt coats on all faces of peds and distinct dark gray (2.5Y 4/1), moist, clay films on all faces of peds; 1 percent medium prominent iron-manganese nodules in matrix; fragments; slightly alkaline, pH 7.4, lamotte-morgan. Lab sample # IL34408. discontinuous - phpvsfiid 427872; patchy - phpvsfiid 427871; discontinuous - phpvsfiid 427872; patchy - phpvsfiid 427871