IDENTIFIERS

  • Current Taxon Name (Soil Name): Sawmill
  • OSD
  • Series Extent
  • Local Phase: overwash
  • User Site ID: S1984IL131015
  • User Pedon ID: S1984IL131015
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - IL SCL
  • Lab Pedon # - 84IL131015
  • NCSS Pedon Lab Data NASIS Record ID - 21751
  • Print Date: 2/3/2025

    • 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: 41.1124007
  • Std. Longitude: -90.6921161
  • Datum: WGS84
  • Township: 13N
  • Range: 3W
  • Section: 14
  • PLSS Details: 1,480 feet W & 260 feet N of the SE section corner
  • Location Description: Located along Maids Run in a very large Sawmill, overwash (107+) map unit
  • Map Unit: 3107A+—Sawmill silt loam, 0 to 2 percent slopes, frequently flooded, overwash
  • Country: US—United States
  • State: Illinois
  • County: IL131—Mercer
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-SPI—Springfield, Illinois
  • Non-MLRA Soil Survey Area: IL131—Mercer County, Illinois
  • 7.5 Minute USGS Quad: 41090-A6—Little York, Illinois

    • PEDON

  • Describers Name: Richard J. Schantz & Ervin L. Boekers
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Cumulic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: PedonPC
  • Pedon #: 15
  • Correlated Information:
  • Soil Name - Sawmill
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/4/2010
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Sawmill
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/1/1984
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: yes


    • SITE

  • Parent Material: alluvium
  • Landform: flood plain
  • Geomorphic Component Flats: talf
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: poorly
  • Flooding: frequent flooding for brief periods
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/10/1983 (actual site observation date)
  • Data Collector: Richard J. Schantz & Ervin L. Boekers
  • 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

    C

    Ab1

    Ab2

    ABb

    Btgb1

    Btgb2

    0

    18

    36

    64

    84

    102

    122

    18

    36

    64

    84

    102

    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

    C

    Ab1

    Ab2

    ABb

    Btgb1

    Btgb2

    0

    18

    36

    64

    84

    102

    122

    18

    36

    64

    84

    102

    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

    C

    Ab1

    Ab2

    ABb

    Btgb1

    Btgb2

    0

    18

    36

    64

    84

    102

    122

    18

    36

    64

    84

    102

    122

    152

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

    mollic epipedon

    cambic horizon

    redox concentrations

    reduced matrix

    36—102

    102—152

    102—152

    102—152

    —66—

    —50—

    —50—

    —50—
    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

    0.5

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    189

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    360

    1025

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    190

    12

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; moderate fine granular structure; friable; fragments; moderately alkaline, pH 8.0; clear smooth boundary. The pH is too alkaline; The Ap horizon is lighter-colored, silty overwash
    C—18 to 36 centimeters (7.1 to 14.2 inches); brown (10YR 4/3) silt loam; massive; friable; fragments; neutral, pH 7.0; abrupt wavy boundary.
    Ab1—36 to 64 centimeters (14.2 to 25.2 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; moderate medium granular structure; friable; fragments; moderately acid, pH 6.0; gradual smooth boundary. Lab sample # IL31222
    Ab2—64 to 84 centimeters (25.2 to 33.1 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silty clay loam; moderate fine subangular blocky structure; friable; fragments; slightly acid, pH 6.5; gradual smooth boundary. Lab sample # IL31223
    ABb—84 to 102 centimeters (33.1 to 40.2 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; moderate fine subangular blocky structure; friable; fragments; slightly acid, pH 6.5; gradual smooth boundary. Lab sample # IL31224
    Btgb1—102 to 122 centimeters (40.2 to 48.0 inches); dark gray (10YR 4/1) silty clay loam; mottles; moderate medium prismatic parts to moderate medium subangular blocky structure; firm; 25 percent faint very dark gray (10YR 3/1), moist, organoargillans on all faces of peds; 1 percent fine prominent irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; slightly alkaline, pH 7.5; gradual smooth boundary. Lab sample # IL31225. continuous - phpvsfiid 1414390; continuous - phpvsfiid 1414390
    Btgb2—122 to 152 centimeters (48.0 to 59.8 inches); dark gray (10YR 4/1) silty clay loam; mottles; weak medium subangular blocky structure; firm; 25 percent distinct very dark gray (10YR 3/1), moist, organoargillans on vertical faces of peds; 1 percent fine prominent irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron with diffuse boundaries in matrix; fragments; neutral, pH 7.0. Lab sample # IL31226. continuous - phpvsfiid 1414389; continuous - phpvsfiid 1414389