IDENTIFIERS

  • Current Taxon Name (Soil Name): Darmstadt
  • OSD
  • Series Extent
  • User Site ID: 1978IL119065
  • User Pedon ID: 1978IL119065
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 78IL119065
  • NCSS Pedon Lab Data NASIS Record ID - 21039
  • Print Date: 11/24/2024

    • 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: 38.8540076
  • Std. Longitude: -89.7086717
  • Datum: WGS84
  • Township: 5N
  • Range: 5W
  • Section: 30
  • PLSS Details: 1780 feet S & 280 feet E of the NW 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-G6—Grantfork, Illinois

    • PEDON

  • Describers Name: PWY, RAL
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Aquic Natrudalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 65
  • Correlated Information:
  • Soil Name - Darmstadt
  • PSC - 36 to 86 cm.
  • Classificaton Date - 1/4/2010
  • Moisture Class - aquic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Darmstadt
  • Classificaton Date - 8/1/1978
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Peoria loess over Illinoian till with strongly developed Sangamon age paleosol
  • Landscape: till plain, lowland
  • Landform: knoll
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1978 (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 Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    natric

    —

    48 - 152

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    natric horizon

    0—36

    36—152

    48—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

    2

    —

    —

    171

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt; weak very fine granular structure; friable; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL25915
    A2—23 to 36 centimeters (9.1 to 14.2 inches); light brownish gray (10YR 6/2) silt; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine subangular blocky, and weak thin platy structure; friable; 10 percent fine prominent spherical iron-manganese concretions in matrix; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # IL25916
    B1t—36 to 48 centimeters (14.2 to 18.9 inches); brown (10YR 5/3) silt loam; 5 percent light brownish gray (2.5Y 6/2) fine distinct and 5 percent yellowish brown (10YR 5/6) fine distinct mottles; weak medium subangular blocky structure; firm; distinct very dark grayish brown (10YR 3/2), moist, clay films on all faces of peds and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL25917. discontinuous - phpvsfiid 480490; discontinuous - phpvsfiid 480491; discontinuous - phpvsfiid 480490; discontinuous - phpvsfiid 480491
    B21t—48 to 81 centimeters (18.9 to 31.9 inches); grayish brown (2.5Y 5/2) silty clay loam; 1 percent strong brown (7.5YR 5/6) fine distinct and 1 percent grayish brown (10YR 5/2) fine distinct mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and distinct very dark grayish brown (10YR 3/2), moist, organoargillans on surfaces along root channels and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent coarse prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; clear smooth boundary. Lab sample # IL25918. discontinuous - phpvsfiid 480486; continuous - phpvsfiid 480487; discontinuous - phpvsfiid 480488; discontinuous - phpvsfiid 480486; continuous - phpvsfiid 480487; discontinuous - phpvsfiid 480488
    B22t—81 to 112 centimeters (31.9 to 44.1 inches); light brownish gray (2.5Y 6/2) silty clay loam; 10 percent strong brown (7.5YR 5/6) medium distinct and 10 percent light brownish gray (10YR 6/2) medium faint mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent coarse prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; clear smooth boundary. Lab sample # IL25919. continuous - phpvsfiid 480492; discontinuous - phpvsfiid 480493; continuous - phpvsfiid 480492; discontinuous - phpvsfiid 480493
    B31t—112 to 132 centimeters (44.1 to 52.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 25 percent strong brown (7.5YR 5/8) medium mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent medium prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; gradual smooth boundary. Lab sample # IL25920. patchy - phpvsfiid 480494; patchy - phpvsfiid 480494
    B32t—132 to 152 centimeters (52.0 to 59.8 inches); light brownish gray (2.5Y 6/2) silt loam; 10 percent yellowish brown (10YR 5/6) medium distinct mottles; weak coarse subangular blocky structure; friable; prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; moderately alkaline, pH 8.1. Lab sample # IL25921. patchy - phpvsfiid 480489; patchy - phpvsfiid 480489