IDENTIFIERS

  • Current Taxon Name (Soil Name): Birkbeck
  • OSD
  • Series Extent
  • User Site ID: S1990IL203004
  • User Pedon ID: 1990IL203004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 90P0479
  • NCSS Pedon Lab Data NASIS Record ID - 62412
  • Print Date: 5/19/2024

    • 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: 40.7813873
  • Std. Longitude: -89.3991699
  • Datum: WGS84
  • Township: 27N
  • Range: 3W
  • Section: 24
  • PLSS Details: 1550 feet N and 2500 feet E of the SW corner
  • State: Illinois
  • County: IL203—Woodford
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Birkbeck
  • PSC - 15 to 65 cm.
  • Classificaton Date - 10/27/2014
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Birkbeck
  • Taxonomic Class - Fine-silty, mixed, mesic Typic Hapludalf
  • Taxon Kind - series
  • Classificaton Date - 10/1/1990
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: silty material or loess over till
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1990 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    Bt1

    Bt2

    Bt3

    Bt4

    2C

    0

    15

    36

    58

    76

    109

    15

    36

    58

    76

    109

    152

    90P02647

    90P02648

    90P02649

    90P02650

    90P02651

    90P02652

    —

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    24.2

    39.3

    34.8

    29.5

    21.7

    18.1

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    1.4

    72.9

    59.5

    63.3

    67.7

    74.7

    48.7

    39.8

    37

    36.5

    37.4

    38.6

    32.4

    33.1

    22.5

    26.8

    30.3

    36.2

    16.3

    2.9

    1.2

    1.9

    2.8

    3.5

    33.2

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    0.3

    0

    0

    0

    0

    2.8

    0.3

    0.1

    0.2

    0.3

    0.2

    3.5

    0.5

    0.1

    0.3

    0.4

    0.6

    7.1

    0.5

    0.2

    0.3

    0.3

    0.8

    11.6

    1.3

    0.8

    1.1

    1.8

    1.9

    8.2

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    sil

    sic

    sicl

    sicl

    sil

    l

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    6.8

    6.2

    6.3

    6.4

    7.3

    8.1
    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

    Bt1

    Bt2

    Bt3

    Bt4

    2C

    0

    15

    36

    58

    76

    109

    15

    36

    58

    76

    109

    152

    90P02647

    90P02648

    90P02649

    90P02650

    90P02651

    90P02652

    6.5

    5.5

    5.7

    6

    7

    7.7

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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

    Bt1

    Bt2

    Bt3

    Bt4

    2C

    0

    15

    36

    58

    76

    109

    15

    36

    58

    76

    109

    152

    90P02647

    90P02648

    90P02649

    90P02650

    90P02651

    90P02652

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

    ochric epipedon

    argillic horizon

    lithologic discontinuity

    0—15

    15—76

    109—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

    7

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; silt loam; 25 percent clay; weak very fine granular structure; friable; common (2.0) very fine roots and common (2.0) fine roots; fragments; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 90P02647. common very fine and fine roots
    Bt1—15 to 36 centimeters (5.9 to 14.2 inches); yellowish brown (10YR 5/4) silty clay loam; 42 percent clay; moderate fine subangular blocky structure; friable; common (2.0) very fine roots and common (2.0) fine roots; 55 percent distinct brown (10YR 4/3), moist, clay films on faces of peds; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. Lab sample # 90P02648. many clay films surface features on faces of peds; common very fine roots
    Bt2—36 to 58 centimeters (14.2 to 22.8 inches); yellowish brown (10YR 5/4) silty clay loam; moderate fine prismatic parts to moderate medium subangular blocky structure; friable; common (2.0) very fine roots and common (2.0) fine roots; 55 percent distinct brown (10YR 4/3), moist, clay films on faces of peds; 1 percent fine prominent black (7.5YR 2/1) iron-manganese masses in matrix; fragments; slightly acid, pH 6.4, hellige-truog; gradual smooth boundary. Lab sample # 90P02649. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; common very fine and fine roots
    Bt3—58 to 76 centimeters (22.8 to 29.9 inches); yellowish brown (10YR 5/4) silty clay loam; moderate medium prismatic structure; friable; common (3.0) fine roots; 55 percent distinct dark yellowish brown (10YR 3/4), moist, clay films on faces of peds; 1 percent fine prominent black (7.5YR 2/1) iron-manganese masses in matrix; fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # 90P02650. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; common fine roots
    Bt4—76 to 109 centimeters (29.9 to 42.9 inches); light yellowish brown (10YR 6/4) silt loam; 27 percent clay; weak coarse prismatic structure; friable; few (0.5) fine roots; 15 percent prominent dark brown (10YR 3/3), moist, clay films on faces of peds; 1 percent fine prominent black (7.5YR 2/1) iron-manganese masses in matrix and 11 percent fine distinct light brownish gray (2.5Y 6/2) iron depletions throughout; fragments; neutral, pH 7.2, hellige-truog; abrupt smooth boundary. Lab sample # 90P02651. few fine soft masses of iron-manganese concentrations; few clay films surface features on faces of peds; few fine roots; common fine distinct 2.5Y62 mottles
    2C—109 to 152 centimeters (42.9 to 59.8 inches); yellowish brown (10YR 5/4) loam; structureless massive; firm; 5 percent by volume nonflat subangular strongly coherent cemented 2-39-75 millimeter unspecified fragments observed by visual inspection method; strong effervescence; moderately alkaline, pH 8.2, hellige-truog. Lab sample # 90P02652