IDENTIFIERS

  • Current Taxon Name (Soil Name): Virden
  • OSD
  • Series Extent
  • User Site ID: S1962IL057004
  • User Pedon ID: S1962IL057004
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 62IL057004
  • NCSS Pedon Lab Data NASIS Record ID - 20518
  • Print Date: 5/29/2024

    • 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: 40.4096861
  • Std. Longitude: -90.4476667
  • Datum: WGS84
  • Township: 5N
  • Range: 1E
  • Section: 18
  • PLSS Details: 440 feet N of SW corner
  • Location Description: 440FT N of SW corner of Sec.18
  • Map Unit: 43A—Ipava silt loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL057—Fulton
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: IL057—Fulton County, Illinois
  • 7.5 Minute USGS Quad: 40090-D4—Adair, Illinois

    • PEDON

  • Describers Name: Unknown
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Argiaquolls
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Virden
  • PSC - 51 to 99 cm.
  • Classificaton Date - 2/22/2010
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Sable
  • PSC - 51 to 101 cm.
  • Classificaton Date - 8/1/1962
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Fine-textured loess
  • Landscape: till plain
  • Landform: ground moraine
  • Drainage Class: poorly
  • Ponding: occasional ponding for long periods
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1962 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    Ap

    A

    AB

    Bg1

    Bg2

    Bg3

    Cg

    0

    18

    38

    51

    74

    99

    122

    18

    38

    51

    74

    99

    122

    152

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    Ap

    A

    AB

    Bg1

    Bg2

    Bg3

    Cg

    0

    18

    38

    51

    74

    99

    122

    18

    38

    51

    74

    99

    122

    152

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    Ap

    A

    AB

    Bg1

    Bg2

    Bg3

    Cg

    0

    18

    38

    51

    74

    99

    122

    18

    38

    51

    74

    99

    122

    152

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

    mollic epipedon

    argillic horizon

    0—51

    51—99

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    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

    1.5

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; 27 percent clay; moderate coarse granular structure; very firm; many (10.0) very fine roots between peds; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # IL18978. The surface layer has been compacted due to tillage equipment.
    A—18 to 38 centimeters (7.1 to 15.0 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; 31 percent clay; moderate medium granular structure; firm; many (10.0) very fine roots between peds; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # IL18979
    AB—38 to 51 centimeters (15.0 to 20.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; 36 percent clay; mottles; moderate very fine subangular blocky structure; firm; common (3.0) very fine roots between peds; 10 percent faint black (10YR 2/1), moist, organic stains on all faces of peds; 1 percent fine prominent platy yellowish brown (10YR 5/6), moist, masses of oxidized iron with sharp boundaries in matrix; fragments; moderately acid, pH 5.7; clear smooth boundary. Lab sample # IL18980. continuous - phpvsfiid 1406276; continuous - phpvsfiid 1406276
    Bg1—51 to 74 centimeters (20.1 to 29.1 inches); variegated 60 percent grayish brown (2.5Y 5/2) and 40 percent light olive brown (2.5Y 5/4) silty clay loam; 39 percent clay; moderate fine angular blocky structure; very firm; common (3.0) very fine roots between peds; 10 percent prominent black (10YR 2/1), moist, organic stains on all faces of peds; 25 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix; fragments; moderately acid, pH 6.0; gradual smooth boundary. Lab sample # IL18981. continuous - phpvsfiid 1406283; continuous - phpvsfiid 1406283
    Bg2—74 to 99 centimeters (29.1 to 39.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 33 percent clay; mottles; weak medium prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent prominent black (10YR 2/1), moist, organic stains on all faces of peds and 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; 25 percent fine distinct irregular yellowish brown (10YR 5/4), moist, masses of oxidized iron with clear boundaries in matrix and 25 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly acid, pH 6.1; gradual smooth boundary. Lab sample # IL18982. continuous - phpvsfiid 1406281; continuous - phpvsfiid 1406282; continuous - phpvsfiid 1406281; continuous - phpvsfiid 1406282
    Bg3—99 to 122 centimeters (39.0 to 48.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 29 percent clay; mottles; weak coarse angular blocky structure; firm; few (6.0) very fine roots between peds; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on vertical faces of peds and 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; 25 percent fine prominent spherical very dark brown (7.5YR 2.5/2), moist, iron-manganese concretions with clear boundaries throughout and 25 percent medium prominent irregular yellowish brown (10YR 5/8), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL18983. continuous - phpvsfiid 1406279; continuous - phpvsfiid 1406280; continuous - phpvsfiid 1406279; continuous - phpvsfiid 1406280
    Cg—122 to 152 centimeters (48.0 to 59.8 inches); light brownish gray (2.5Y 6/2) silt loam; 26 percent clay; mottles; massive; firm; few (0.8) very fine roots top of horizon; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along pores and 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; 1 percent fine distinct irregular yellowish brown (10YR 5/4), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly acid, pH 6.4. Lab sample # IL18984. the very fine roots occur near the top of the horizon; continuous - phpvsfiid 1406277; continuous - phpvsfiid 1406278; continuous - phpvsfiid 1406277; continuous - phpvsfiid 1406278