IDENTIFIERS

  • Current Taxon Name (Soil Name): Virden
  • OSD
  • Series Extent
  • User Site ID: S1988IL027071
  • User Pedon ID: S1988IL027071
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - IL SCL
  • Lab Pedon # - 88IL027071
  • NCSS Pedon Lab Data NASIS Record ID - 22093
  • 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: 38.5259028
  • Std. Longitude: -89.6509861
  • Datum: WGS84
  • Township: 1N
  • Range: 5W
  • Section: 16
  • PLSS Details: 500 feet west and 550 feet north of the southeast corner
  • Location Description: Lookingglass Township
  • Map Unit: 50—Virden silt loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Illinois
  • County: IL027—Clinton
  • MLRA: 114—Southern Illinois and Indiana Thin Loess and Till Plain
  • Regional Office: NC—North Central
  • Non-MLRA Soil Survey Area: IL027—Clinton County, Illinois
  • 7.5 Minute USGS Quad: 38089-E6—Trenton, Illinois
  • PEDON

  • Describers Name: G Ward Lenz
  • Current Taxonomic Class: Fine, smectitic, mesic Vertic Argiaquolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 71
  • Correlated Information:
  • Soil Name - Virden
  • PSC - 36 to 86 cm.
  • Classificaton Date - 10/2/2008
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Virden
  • PSC - 48 to 98 cm.
  • Classificaton Date - 5/1/1988
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: Peoria loess and/or Illinoian till
  • Landscape: upland
  • Landform: till plain
  • Drainage Class: poorly
  • Ponding: occasional ponding for long periods
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/1/1988 (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

    Btq1

    Btq2

    Btq3

    Btq4

    Btq5

    Cg1

    Cg2

    0

    18

    36

    48

    61

    71

    89

    112

    145

    18

    36

    48

    61

    71

    89

    112

    145

    155

    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

    Btq1

    Btq2

    Btq3

    Btq4

    Btq5

    Cg1

    Cg2

    0

    18

    36

    48

    61

    71

    89

    112

    145

    18

    36

    48

    61

    71

    89

    112

    145

    155

    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

    Btq1

    Btq2

    Btq3

    Btq4

    Btq5

    Cg1

    Cg2

    0

    18

    36

    48

    61

    71

    89

    112

    145

    18

    36

    48

    61

    71

    89

    112

    145

    155

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

    mollic epipedon

    aquic conditions

    argillic horizon

    0—48

    0—200

    36—89

    —-

    —-

    —-

    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

    0

    132

    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; 18 percent clay; moderate very fine granular, and moderate fine granular structure; friable; many (10.0) very fine roots between peds; fragments; slightly acid, pH 6.4, pH indicator solutions; clear smooth boundary. Lab sample # IL33789
    A—18 to 36 centimeters (7.1 to 14.2 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; 27 percent clay; mottles; weak fine subangular blocky parts to strong fine granular structure; friable; many (10.0) very fine roots between peds; 1 percent fine prominent irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with sharp boundaries in matrix; fragments; slightly acid, pH 6.4, pH indicator solutions; clear smooth boundary. Lab sample # IL33790
    Btq1—36 to 48 centimeters (14.2 to 18.9 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silty clay; 40 percent clay; and and mottles; moderate fine subangular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent faint very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine distinct irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with sharp boundaries throughout and 10 percent fine prominent irregular dark yellowish brown (10YR 4/6), moist, and yellowish brown (10YR 5/8), moist, masses of oxidized iron with sharp boundaries in matrix and 10 percent fine distinct irregular light olive brown (2.5Y 5/4), moist, masses of oxidized iron with sharp boundaries in matrix; fragments; slightly acid, pH 6.4, pH indicator solutions; clear smooth boundary. Lab sample # IL33791. continuous - phpvsfiid 1406368; continuous - phpvsfiid 1406368
    Btq2—48 to 61 centimeters (18.9 to 24.0 inches); dark grayish brown (2.5Y 4/2) silty clay; 42 percent clay; mottles; weak fine prismatic parts to moderate fine angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent distinct very dark gray (10YR 3/1), moist, organoargillans on all faces of peds and 25 percent faint dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent fine prominent irregular light olive brown (2.5Y 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 1 percent fine distinct irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with sharp boundaries throughout; fragments; neutral, pH 6.6, pH indicator solutions; clear smooth boundary. Lab sample # IL33792. continuous - phpvsfiid 1406373; continuous - phpvsfiid 1406374; continuous - phpvsfiid 1406373; continuous - phpvsfiid 1406374
    Btq3—61 to 71 centimeters (24.0 to 28.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 37 percent clay; mottles; moderate medium 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 and 25 percent prominent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine prominent irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with clear boundaries throughout and 10 percent medium prominent irregular light olive brown (2.5Y 5/6), moist, masses of oxidized iron with clear boundaries in matrix; fragments; neutral, pH 6.8, pH indicator solutions; clear smooth boundary. Lab sample # IL33793. continuous - phpvsfiid 1406369; continuous - phpvsfiid 1406370; continuous - phpvsfiid 1406369; continuous - phpvsfiid 1406370
    Btq4—71 to 89 centimeters (28.0 to 35.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 34 percent clay; mottles; moderate medium prismatic parts to strong medium angular blocky structure; firm; common (3.0) very fine roots between peds; 25 percent prominent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds and 25 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 1 percent fine prominent irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with clear boundaries throughout and 10 percent fine prominent irregular light olive brown (2.5Y 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; neutral, pH 7.2, pH indicator solutions; clear smooth boundary. Lab sample # IL33794. continuous - phpvsfiid 1406375; continuous - phpvsfiid 1406376; continuous - phpvsfiid 1406375; continuous - phpvsfiid 1406376
    Btq5—89 to 112 centimeters (35.0 to 44.1 inches); light brownish gray (2.5Y 6/2) silt loam; 26 percent clay; and mottles; weak coarse prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 10 percent medium prominent irregular light olive brown (2.5Y 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix and 10 percent fine prominent irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with clear boundaries throughout; fragments; slightly alkaline, pH 7.8, pH indicator solutions; clear smooth boundary. Lab sample # IL33795. continuous - phpvsfiid 1406366; continuous - phpvsfiid 1406366
    Cg1—112 to 145 centimeters (44.1 to 57.1 inches); light brownish gray (2.5Y 6/2) silt loam; 21 percent clay; and mottles; massive; firm; few (0.8) very fine roots throughout; 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels and 10 percent prominent very dark gray (10YR 3/1), moist, organoargillans on surfaces along pores; 10 percent fine prominent irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with clear boundaries throughout and 25 percent medium prominent irregular strong brown (7.5YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly alkaline, pH 7.8, pH indicator solutions; clear smooth boundary. Lab sample # IL33796. continuous - phpvsfiid 1406377; continuous - phpvsfiid 1406378; continuous - phpvsfiid 1406377; continuous - phpvsfiid 1406378
    Cg2—145 to 155 centimeters (57.1 to 61.0 inches); light brownish gray (2.5Y 6/2) silt loam; 22 percent clay; and mottles; structureless 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 prominent irregular dark brown (7.5YR 3/3), moist, iron-manganese masses with clear boundaries throughout and 10 percent medium prominent irregular strong brown (7.5YR 5/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly alkaline, pH 7.6, pH indicator solutions. Lab sample # IL33797. continuous - phpvsfiid 1406371; continuous - phpvsfiid 1406372; continuous - phpvsfiid 1406371; continuous - phpvsfiid 1406372