IDENTIFIERS

  • Current Taxon Name (Soil Name): DARMSTADT
  • OSD
  • Series Extent
  • User Site ID: S1990IL189043
  • User Pedon ID: S1990IL189043
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0298
  • NCSS Pedon Lab Data NASIS Record ID - 63345
  • 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: 38.3791656
  • Std. Longitude: -89.4361115
  • Datum: WGS84
  • Township: 2S
  • Range: 3W
  • Section: 4
  • PLSS Details: 2610 feet E and 1300 feet N of the SW corner
  • State: Illinois
  • County: IL189—Washington
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: IL189—Washington County, Illinois

    • PEDON

  • Describers Name: KDB, MG
  • Current Taxonomic Class: Fine-silty, mesic Aeric Ochraqualfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 43
  • Correlated Information:
  • Soil Name - DARMSTADT
  • PSC - 38 to 88 cm.
  • Classificaton Date - 12/9/2004
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Coulterville
  • Taxonomic Class - Fine-silty, mixed, mesic Aeric Ochraqualf
  • Taxon Kind - series
  • Classificaton Date - 10/2/1990
  • Moisture Class - aquic
  • Moisture SUBClass - aeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landform: upland slope
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/2/1990 (actual site observation date)
  • Surface Cover Properties:
  • 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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    140

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); dark grayish brown (10YR 4/2) silt loam; 15 percent clay; moderate fine granular structure; friable; 3.0 fine roots; 10 percent iron-manganese nodules; fragments; neutral, pH 6.8; abrupt smooth boundary. Lab sample # 91P01815; moist when described;
    E—20 to 38 centimeters (7.9 to 15.0 inches); grayish brown (10YR 5/2) silt loam; 13 percent clay; moderate medium platy structure; friable; 3.0 fine roots; 30 percent distinct light gray (10YR 7/2), moist, silt coats; 10 percent iron-manganese nodules; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # 91P01816; moist when described;
    Bt1—38 to 56 centimeters (15.0 to 22.0 inches); brown (10YR 5/3) silty clay loam; 32 percent clay; 1 percent yellowish brown (10YR 5/8) medium distinct and 3 percent strong brown (7.5YR 4/6) medium prominent mottles; moderate medium subangular blocky, and moderate medium prismatic structure; firm; 3.0 fine roots; 75 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # 91P01817; moist when described;
    Bt2—56 to 71 centimeters (22.0 to 28.0 inches); brown (10YR 5/3) silty clay; 42 percent clay; 1 percent strong brown (7.5YR 4/6) medium prominent and 3 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; firm; 3.0 fine roots; 75 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; neutral, pH 6.8; gradual smooth boundary. Lab sample # 91P01818; moist when described;
    Bt3—71 to 81 centimeters (28.0 to 31.9 inches); brown (10YR 5/3) silty clay loam; 36 percent clay; 1 percent strong brown (7.5YR 5/8) medium prominent and 3 percent yellowish brown (10YR 5/8) medium distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; firm; 0.5 fine roots; 30 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.4; clear smooth boundary. Lab sample # 91P01819; moist when described;
    Btg1—81 to 97 centimeters (31.9 to 38.2 inches); grayish brown (2.5Y 5/2) silty clay loam; 32 percent clay; 1 percent yellowish brown (10YR 5/6) medium prominent mottles; moderate medium prismatic structure; friable; 0.5 fine roots; 10 percent distinct light gray (10YR 7/2), moist, silt coats and 30 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.6; gradual smooth boundary. Lab sample # 91P01820; moist when described;
    Btg2—97 to 122 centimeters (38.2 to 48.0 inches); light brownish gray (2.5Y 6/2) silty clay loam; 28 percent clay; 1 percent yellowish brown (10YR 5/8) medium prominent mottles; moderate medium prismatic structure; friable; 0.5 fine roots; 10 percent distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds and 10 percent distinct light gray (10YR 7/2), moist, silt coats; 10 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.8; clear smooth boundary. Lab sample # 91P01821; moist when described;
    Btg3—122 to 152 centimeters (48.0 to 59.8 inches); light brownish gray (2.5Y 6/2) silt loam; 24 percent clay; 3 percent yellowish brown (10YR 5/8) medium prominent mottles; weak medium prismatic structure; friable; 0.5 fine roots; 10 percent distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.8. Lab sample # 91P01822; moist when described;