IDENTIFIERS

  • Current Taxon Name (Soil Name): Virden
  • OSD
  • Series Extent
  • User Site ID: S1965IL001001
  • User Pedon ID: 1965IL001001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 65IL001001
  • NCSS Pedon Lab Data NASIS Record ID - 20574
  • 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: 40.1800444
  • Std. Longitude: -91.0662417
  • Datum: WGS84
  • Township: 2N
  • Range: 6W
  • Section: 3
  • PLSS Details: SE 40 of the SE 160
  • Location Description: 54 feet north and 140 feet west of the SE section corner.
  • Map Unit: 50A—Virden silty clay loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL001—Adams
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: IL001—Adams County, Illinois
  • 7.5 Minute USGS Quad: 40091-B1—Bowen, Illinois

    • PEDON

  • Describers Name: COW, JBF, CED, LJB, LWH, RFW
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Argiaquolls
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Record Orgin: PedonPC
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Virden
  • PSC - 41 to 91 cm.
  • Classificaton Date - 2/22/2010
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Virden
  • PSC - 41 to 91 cm.
  • Classificaton Date - 5/1/1965
  • 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: 5/1/1965 (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

    Btg1

    Btg2

    Btg3

    Btg4

    Cg

    0

    20

    41

    66

    86

    107

    124

    20

    41

    66

    86

    107

    124

    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

    Btg1

    Btg2

    Btg3

    Btg4

    Cg

    0

    20

    41

    66

    86

    107

    124

    20

    41

    66

    86

    107

    124

    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

    Btg1

    Btg2

    Btg3

    Btg4

    Cg

    0

    20

    41

    66

    86

    107

    124

    20

    41

    66

    86

    107

    124

    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—66

    41—107

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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

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; moderate medium granular structure; firm; many (10.0) very fine roots between peds; fragments; slightly alkaline, pH 7.6; abrupt smooth boundary. Lab sample # IL19789
    A—20 to 41 centimeters (7.9 to 16.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; moderate fine granular structure; firm; many (10.0) very fine roots between peds; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL19790
    Btg1—41 to 66 centimeters (16.1 to 26.0 inches); 65 percent black (10YR 2/1) and 35 percent very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay; strong fine angular blocky parts to strong coarse granular 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 distinct spherical black (5YR 2.5/1), moist, manganese masses with sharp boundaries throughout; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL19791. continuous - phpvsfiid 1406266; continuous - phpvsfiid 1406266
    Btg2—66 to 86 centimeters (26.0 to 33.9 inches); 65 percent dark gray (10YR 4/1) and 35 percent very dark gray (10YR 3/1) silty clay; mottles; weak coarse prismatic parts to moderate medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent fine prominent spherical black (5YR 2.5/1), moist, manganese masses with sharp boundaries throughout and 25 percent medium prominent irregular brownish yellow (10YR 6/6), moist, iron-manganese concretions with clear boundaries throughout; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # IL19792. continuous - phpvsfiid 1406265; continuous - phpvsfiid 1406265
    Btg3—86 to 107 centimeters (33.9 to 42.1 inches); dark gray (10YR 4/1) and dark grayish brown (2.5Y 4/2) silty clay loam; mottles; weak coarse prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; 25 percent distinct dark gray (5Y 4/1), moist, clay films on all faces of peds; 1 percent medium prominent irregular black (10YR 2/1), moist, iron-manganese concretions with clear boundaries throughout; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL19793. continuous - phpvsfiid 1406267; continuous - phpvsfiid 1406267
    Btg4—107 to 124 centimeters (42.1 to 48.8 inches); dark grayish brown (10YR 4/2) silty clay loam; mottles; moderate coarse prismatic parts to weak medium angular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent distinct dark gray (5Y 4/1), moist, and dark gray (10YR 4/1), moist, clay films on vertical faces of peds; 10 percent medium prominent irregular olive brown (2.5Y 4/4), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # IL19794. discontinuous - phpvsfiid 1406268; discontinuous - phpvsfiid 1406268
    Cg—124 to 152 centimeters (48.8 to 59.8 inches); 70 percent gray (5Y 5/1) and 30 percent olive (5Y 5/3) silty clay loam; mottles; massive; firm; 0.1 very fine roots top of horizon; 10 percent prominent black (2.5Y 2.5/1), moist, organic stains on surfaces along pores; 10 percent medium prominent irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; neutral, pH 7.0. Lab sample # IL19795. the second matrix color in the Cg horizon was deleted in the OSD pedon; In the Cg horizon, the roots are very few very fine roots that occur in the upper part of the horizon.; continuous - phpvsfiid 1406269; continuous - phpvsfiid 1406269