IDENTIFIERS

  • Current Taxon Name (Soil Name): Atlas
  • OSD
  • Series Extent
  • User Site ID: 1981IL049006
  • User Pedon ID: 1981IL049006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 81IL049006
  • NCSS Pedon Lab Data NASIS Record ID - 21338
  • Print Date: 2/17/2025

    • 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: 39.1331599
  • Std. Longitude: -88.7465965
  • Datum: WGS84
  • Township: 8N
  • Range: 4E
  • Section: 15
  • PLSS Details: 170 feet north and 359 feet east of southwest section corner
  • State: Illinois
  • County: IL049—Effingham
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: IL049—Effingham County, Illinois

    • PEDON

  • Describers Name: FLA, LLB, MBL, CAM
  • Current Taxonomic Class: Fine, smectitic, mesic Aeric Chromic Vertic Epiaqualfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Atlas
  • PSC - 18 to 68 cm.
  • Classificaton Date - 6/8/2009
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Blair
  • Classificaton Date - 3/1/1981
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Illinoian till
  • Landscape: upland, till plain
  • Runoff: high
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/1/1981 (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 Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—18

    18—157

    —-

    —-
    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

    4

    —

    —

    189

    —

    225

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark yellowish brown (10YR 4/4), light yellowish brown (10YR 6/4), dry; silty clay loam; 10 percent gray (10YR 5/1) fine distinct and 10 percent strong brown (7.5YR 5/8) medium distinct mottles; strong coarse granular structure; friable; 3.0 roots between peds; fragments; slightly acid, pH 6.3, pH meter; abrupt smooth boundary. Lab sample # IL27990
    B21t—18 to 30 centimeters (7.1 to 11.8 inches); gray (10YR 5/1) silty clay loam; 10 percent strong brown (7.5YR 4/6) medium distinct mottles; moderate medium subangular blocky structure; firm; 3.0 roots between peds; faint dark gray (10YR 4/1), moist, and gray (10YR 5/1), moist, clay films on all faces of peds; 10 percent fine distinct 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7, pH meter; clear smooth boundary. Lab sample # IL27991. discontinuous - phpvsfiid 460313; discontinuous - phpvsfiid 460313
    B22t—30 to 48 centimeters (11.8 to 18.9 inches); grayish brown (10YR 5/2) silty clay loam; 10 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate coarse subangular blocky parts to moderate medium subangular blocky structure; firm; 0.6 roots between peds; prominent gray (10YR 5/1), moist, clay films on all faces of peds; 1 percent fine prominent 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7, pH meter; gradual smooth boundary. Lab sample # IL27992. continuous - phpvsfiid 460314; continuous - phpvsfiid 460314
    B23t—48 to 74 centimeters (18.9 to 29.1 inches); grayish brown (10YR 5/2) silty clay loam; 25 percent strong brown (7.5YR 5/8) coarse distinct mottles; moderate coarse subangular blocky structure; firm; 0.6 roots between peds; faint grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent fine prominent 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3, pH meter; gradual smooth boundary. Lab sample # IL27993, IL27994. continuous - phpvsfiid 460315; continuous - phpvsfiid 460315
    B24t—74 to 97 centimeters (29.1 to 38.2 inches); grayish brown (10YR 5/2) silty clay loam; 10 percent strong brown (7.5YR 5/8) medium distinct and 25 percent strong brown (7.5YR 4/6) medium distinct mottles; moderate coarse subangular blocky structure; firm; 0.6 roots between peds; distinct dark gray (10YR 4/1), moist, and grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent medium prominent 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly acid, pH 6.3, pH meter; gradual smooth boundary. Lab sample # IL27995, IL27996. discontinuous - phpvsfiid 460316; discontinuous - phpvsfiid 460316
    B25t—97 to 132 centimeters (38.2 to 52.0 inches); gray (10YR 5/1) silty clay loam; 10 percent strong brown (7.5YR 5/8) medium distinct mottles; weak coarse subangular blocky structure; firm; faint dark gray (10YR 4/1), moist, clay films on all faces of peds; 10 percent fine prominent 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly alkaline, pH 7.6, pH meter; gradual smooth boundary. Lab sample # IL27997. discontinuous - phpvsfiid 460317; discontinuous - phpvsfiid 460317
    B3t—132 to 157 centimeters (52.0 to 61.8 inches); dark grayish brown (10YR 4/2) silty clay loam; 25 percent strong brown (7.5YR 5/8) medium distinct mottles; weak medium subangular blocky structure; firm; faint dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent medium prominent 10YR 2/ (10YR 2/), moist, iron-manganese masses in matrix; 1 percent by volume rounded strongly coherent cemented mixed fragments; slightly alkaline, pH 7.6, pH meter. Lab sample # IL27998. discontinuous - phpvsfiid 460318; discontinuous - phpvsfiid 460318