IDENTIFIERS

  • Current Taxon Name (Soil Name): Oconee
  • OSD
  • Series Extent
  • User Site ID: S1993IL027001
  • User Pedon ID: S1993IL027001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 94P0261
  • NCSS Pedon Lab Data NASIS Record ID - 66439
  • 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: 38.7263870
  • Std. Longitude: -89.4472198
  • Datum: WGS84
  • Township: 3N
  • Range: 3W
  • Section: 5
  • PLSS Details: southeast 160 southeast 40 southeast 10
  • 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
  • 7.5 Minute USGS Quad: 38089-F4—Stolletown, Illinois

    • PEDON

  • Describers Name: MM SJI RAL
  • Current Taxonomic Class: Fine, smectitic, mesic Argiaquic Argialbolls
  • Current Taxon Kind: taxadjunct
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Oconee
  • PSC - 55 to 105 cm.
  • Classificaton Date - 6/15/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Oconee
  • Taxonomic Class - Fine, montmorillonitic, mesic Argiaquic Argialboll
  • Taxon Kind - series
  • Classificaton Date - 9/13/1993
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/13/1993 (actual site observation date)
  • Air Photo ID: 03
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

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    146

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    Ap—0 to 21 centimeters (0.0 to 8.3 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; 6.0 fine and medium roots throughout and 1.0 coarse roots throughout; clay films; 1 percent fine spherical iron-manganese masses; fragments; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 94P01568
    A—21 to 32 centimeters (8.3 to 12.6 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine and medium granular structure; friable; 6.0 fine and medium roots throughout and 1.0 coarse roots throughout; 1 percent fine spherical iron-manganese masses; fragments; neutral, pH 6.8, hellige-truog; abrupt smooth boundary. Lab sample # 94P01569
    E—32 to 45 centimeters (12.6 to 17.7 inches); brown (10YR 5/3) silty clay loam; moderate thin platy structure; friable; 4.0 fine and medium roots throughout and 1.0 coarse roots throughout; 25 percent distinct very dark grayish brown (10YR 3/2) organic stains in root channels and/or pores; 1 percent fine spherical iron-manganese masses and 3 percent fine and medium irregular iron-manganese concretions; fragments; slightly acid, pH 6.4, hellige-truog; clear smooth boundary. Lab sample # 94P01570
    BE—45 to 55 centimeters (17.7 to 21.7 inches); brown (10YR 5/3) silty clay loam; 8 percent yellowish red (5YR 5/6) fine prominent mottles; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; 4.0 fine and medium roots throughout and 1.0 coarse roots throughout; 35 percent distinct grayish brown (10YR 5/2) clay films on faces of peds; 1 percent fine spherical iron-manganese masses and 2 percent fine irregular iron-manganese concretions; fragments; moderately acid, pH 5.9, hellige-truog; abrupt smooth boundary. Lab sample # 94P01571
    Btg1—55 to 76 centimeters (21.7 to 29.9 inches); grayish brown (10YR 5/2) silty clay loam; 21 percent yellowish red (5YR 5/6) fine prominent mottles; moderate medium prismatic parts to moderate medium angular blocky structure; firm; 3.0 fine and medium roots between peds and 1.0 coarse roots throughout; 51 percent distinct grayish brown (10YR 5/2) clay films on faces of peds; 1 percent fine spherical iron-manganese masses and 3 percent fine irregular iron-manganese concretions; fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 94P01572
    Btg2—76 to 120 centimeters (29.9 to 47.2 inches); grayish brown (2.5Y 5/2) silty clay loam; 5 percent yellowish red (5YR 4/6) fine prominent and 22 percent strong brown (7.5YR 5/6) fine and medium prominent mottles; moderate medium prismatic parts to moderate medium subangular blocky structure; firm; 2.0 fine and medium roots between peds; 10 percent distinct very dark grayish brown (10YR 3/2) clay films on faces of peds; 3 percent fine and medium irregular iron-manganese concretions; fragments; moderately acid, pH 5.7, hellige-truog; clear smooth boundary. Lab sample # 94P01573
    2Btg3—120 to 152 centimeters (47.2 to 59.8 inches); light brownish gray (10YR 6/2) silty clay loam; 10 percent sand; 21 percent yellowish brown (10YR 5/6) medium distinct mottles; weak coarse prismatic structure; friable; 1.0 fine roots between peds; 2 percent prominent very dark grayish brown (10YR 3/2) clay films in root channels and/or pores; 3 percent fine and medium irregular iron-manganese concretions; fragments; slight effervescence; slightly alkaline, pH 7.4, hellige-truog; gradual smooth boundary. Lab sample # 94P01574
    2Bt1—152 to 198 centimeters (59.8 to 78.0 inches); brown (7.5YR 5/4) silt loam; 10 percent sand; 22 percent yellowish brown (10YR 5/6) medium prominent mottles; weak coarse prismatic structure; friable; 1 percent prominent very dark brown (10YR 2/2) clay films in root channels and/or pores; 2 percent fine and medium irregular iron-manganese concretions; fragments; slight effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual smooth boundary. Lab sample # 94P01575
    2Bt2—198 to 244 centimeters (78.0 to 96.1 inches); brown (7.5YR 5/4) silt loam; 25 percent yellowish brown (10YR 5/6) medium prominent mottles; massive; friable; 0.5 fine roots between peds; 1 percent prominent very dark grayish brown (10YR 3/2) clay films in root channels and/or pores; 2 percent fine and medium irregular iron-manganese concretions; fragments; slightly alkaline, pH 7.6, hellige-truog; gradual smooth boundary. Lab sample # 94P01576
    2Bt3—244 to 287 centimeters (96.1 to 113.0 inches); brown (7.5YR 5/4) silt loam; 22 percent yellowish brown (10YR 5/6) fine and medium prominent mottles; massive; friable; 0.5 fine roots between peds; 1 percent distinct dark grayish brown (10YR 4/2) clay films in root channels and/or pores; 3 percent fine and medium irregular iron-manganese concretions; fragments; slightly alkaline, pH 7.7, hellige-truog; gradual smooth boundary. Lab sample # 94P01577
    2Bt4—287 to 328 centimeters (113.0 to 129.1 inches); brown (7.5YR 4/2) clay loam; 25 percent sand; 15 percent dark yellowish brown (10YR 4/6) fine and medium prominent mottles; massive; friable; 0.5 fine roots between peds; 1 percent distinct dark grayish brown (10YR 4/2) clay films in root channels and/or pores; 5 percent fine and medium irregular iron-manganese concretions; 1 percent by volume subangular 2-39-75 millimeter mixed fragments; slightly alkaline, pH 7.7, hellige-truog; clear smooth boundary. Lab sample # 94P01578
    3Btb1—328 to 359 centimeters (129.1 to 141.3 inches); yellowish red (5YR 5/6) clay loam; 30 percent sand; 8 percent strong brown (7.5YR 5/8) fine prominent mottles; strong medium prismatic parts to strong medium angular blocky structure; firm; 0.5 fine roots between peds; 21 percent distinct brown (7.5YR 4/2) clay films on vertical faces of peds; 7 percent fine and medium irregular iron-manganese concretions; 1 percent by volume subangular 2-39-75 millimeter mixed fragments; slightly alkaline, pH 7.7, hellige-truog; clear smooth boundary. Lab sample # 94P01579
    3C1—359 to 397 centimeters (141.3 to 156.3 inches); yellowish red (5YR 4/6) clay loam; 9 percent yellowish red (5YR 5/8) fine distinct mottles; moderate medium prismatic structure; firm; 21 percent distinct brown (7.5YR 4/2) clay films on vertical faces of peds and 51 percent prominent black (N 2/0) manganese or iron-manganese stains on vertical faces of peds; 8 percent fine and medium irregular iron-manganese masses; 3 percent by volume subangular 2-39-75 millimeter mixed fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; abrupt smooth boundary. Lab sample # 94P01580
    3C2—397 to 409 centimeters (156.3 to 161.0 inches); dark gray (N 4/0) and red (2.5YR 4/6) clay loam; massive; firm; 51 percent prominent black (N 2/0) manganese or iron-manganese stains on vertical faces of peds; 5 percent fine and medium irregular iron-manganese masses; 3 percent by volume subangular 2-39-75 millimeter mixed fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; gradual smooth boundary. Lab sample # 94P01581
    3C3—409 to 473 centimeters (161.0 to 186.2 inches); strong brown (7.5YR 5/8) clay loam; 10 percent yellowish red (5YR 5/8) medium distinct and 10 percent dark gray (N 4/0) medium prominent mottles; massive; firm; 10 percent prominent black (N 2/0) manganese or iron-manganese stains on faces of peds and in pores; 4 percent fine and medium irregular iron-manganese masses; 10 percent by volume subangular 2-39-75 millimeter mixed fragments; slight effervescence; slightly alkaline, pH 7.7, hellige-truog. Lab sample # 94P01582