IDENTIFIERS

  • Current Taxon Name (Soil Name): Birkbeck
  • OSD
  • Series Extent
  • User Site ID: S1961IL099001
  • User Pedon ID: S1961IL099001
  • Vegetation Plot ID: S1961IL099001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1989
  • NCSS Pedon Lab Data NASIS Record ID - 36147
  • 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: 41.4399986
  • Std. Longitude: -89.0805588
  • Datum: WGS84
  • Township: 34N
  • Range: 1E
  • Section: 11
  • PLSS Details: NW 160, NE 40, NE 10, NW 2 1/2
  • Location Description: 99 feet west of gate, 219 feet south, 34 feet west-northwest to sampling site
  • State: Illinois
  • County: IL099—La Salle
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • Non-MLRA Soil Survey Area: IL099—La Salle County, Illinois

    • PEDON

  • Describers Name: J.E. Paschke and H.R. Sinclair
  • 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 PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Birkbeck
  • PSC - 23 to 73 cm.
  • Classificaton Date - 10/24/2014
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Fayette
  • Classificaton Date - 10/23/1961
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/23/1961 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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 % % % % % % % % % % % % %

    A

    E

    BE

    Bt1

    Bt2

    Bt3

    Bt4

    BCt

    0

    15

    23

    32

    41

    56

    81

    104

    15

    23

    33

    41

    56

    81

    104

    152

    40A15823

    40A15824

    40A15825

    40A15826

    40A15827

    40A15828

    40A15829

    40A15830

    —

    —

    —

    —

    —

    —

    —

    —

    14.9

    17.1

    22.7

    27.3

    31.7

    31.3

    27.6

    27

    —

    —

    —

    —

    —

    —

    —

    —

    81.5

    80.5

    74

    70.7

    65.2

    65.9

    66.7

    70

    37

    38.9

    36.2

    33.9

    31.3

    29.4

    28.7

    29

    44.5

    41.6

    37.8

    36.8

    33.9

    36.5

    38

    41

    3.6

    2.4

    3.3

    2

    3.1

    2.8

    5.7

    3

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    0.2

    0.1

    0.1

    —

    0.1

    0.1

    —

    0.1

    0.2

    0.1

    0.1

    0.1

    0.1

    0.1

    —

    0.1

    0.4

    0.3

    0.3

    0.2

    0.3

    0.4

    1.7

    0.6

    2.8

    1.9

    2.8

    1.7

    2.6

    2.2

    4

    2.2

    —

    —

    —

    —

    —

    —

    —

    —

    sil

    sil

    sil

    sicl

    sicl

    sicl

    sicl

    sil

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    5.7

    5.7

    5.7

    5.9

    5.8

    5.8

    5.6

    5.4
    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

    A

    E

    BE

    Bt1

    Bt2

    Bt3

    Bt4

    BCt

    0

    15

    23

    32

    41

    56

    81

    104

    15

    23

    33

    41

    56

    81

    104

    152

    40A15823

    40A15824

    40A15825

    40A15826

    40A15827

    40A15828

    40A15829

    40A15830

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    6.3

    5.2

    4

    4.6

    5.8

    6

    6.4

    6.4

    —

    —

    —

    —

    —

    —

    —

    —

    11.9

    —

    13.4

    15.7

    19.6

    20.1

    18

    16.9

    15.3

    —

    16.7

    19.9

    24.7

    24.9

    22.5

    22.6
    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 %

    A

    E

    BE

    Bt1

    Bt2

    Bt3

    Bt4

    BCt

    0

    15

    23

    32

    41

    56

    81

    104

    15

    23

    33

    41

    56

    81

    104

    152

    40A15823

    40A15824

    40A15825

    40A15826

    40A15827

    40A15828

    40A15829

    40A15830

    —

    —

    —

    —

    —

    —

    —

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    POA

    Poa

    bluegrass

    —

    —

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

    ochric epipedon

    argillic horizon

    0—32

    32—104

    —32—

    —72—
    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

    5

    —

    —

    200

    —

    180

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), gray (10YR 6/1), dry; silt loam; moderate fine granular structure; friable; many (15.0) roots; fragments; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 40A15823; observed in pit, small
    E—15 to 23 centimeters (5.9 to 9.1 inches); dark grayish brown (10YR 4/2) silt loam; weak thin platy parts to moderate fine granular structure; friable; many (15.0) roots; 10 percent medium faint worm casts in matrix; fragments; strongly acid, pH 5.5, hellige-truog; abrupt wavy boundary. Lab sample # 40A15824; observed in pit, small
    BE—23 to 32 centimeters (9.1 to 12.6 inches); 70 percent brown (10YR 4/3) and 30 percent brown (10YR 5/3) silt loam; weak thin platy parts to moderate fine subangular blocky structure; friable; many (10.0) roots; fragments; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # 40A15825; observed in pit, small
    Bt1—32 to 41 centimeters (12.6 to 16.1 inches); 70 percent brown (10YR 4/3) and 30 percent brown (10YR 5/3) silty clay loam; moderate fine subangular blocky structure; friable; common (3.0) roots; 10 percent faint light gray (10YR 7/2) silt coats on all faces of peds and 15 percent faint brown (10YR 4/3) clay films on all faces of peds; fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 40A15826; observed in pit, small
    Bt2—41 to 56 centimeters (16.1 to 22.0 inches); 60 percent dark yellowish brown (10YR 4/4) and 40 percent yellowish brown (10YR 5/4) silty clay loam; moderate fine subangular blocky structure; firm; common (3.0) roots; 10 percent faint light gray (10YR 7/2) silt coats on all faces of peds and 30 percent faint brown (10YR 4/3) clay films on all faces of peds; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 40A15827; observed in pit, small
    Bt3—56 to 81 centimeters (22.0 to 31.9 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium subangular blocky structure; firm; common (3.0) roots; 3 percent faint light gray (10YR 7/2) silt coats on faces of peds and 30 percent faint brown (10YR 4/3) clay films on all faces of peds; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 40A15828; observed in pit, small
    Bt4—81 to 104 centimeters (31.9 to 40.9 inches); yellowish brown (10YR 5/4) silty clay loam; moderate coarse subangular blocky structure; firm; common (3.0) roots; 3 percent faint light gray (10YR 7/2) silt coats on faces of peds and 25 percent faint dark yellowish brown (10YR 4/4) clay films on vertical faces of peds; fragments; moderately acid, pH 5.6, hellige-truog; diffuse wavy boundary. Lab sample # 40A15829; observed in pit, small
    BCt—104 to 152 centimeters (40.9 to 59.8 inches); yellowish brown (10YR 5/4) silt loam; weak coarse prismatic parts to moderate medium subangular blocky structure; friable; few (0.8) roots; 3 percent faint light gray (10YR 7/2) silt coats on faces of peds and 20 percent faint dark yellowish brown (10YR 4/4) clay films on vertical faces of peds; 1 percent fine prominent spherical weakly coherent cemented black (N 2/0) iron-manganese concretions on vertical faces of peds; fragments; moderately acid, pH 5.8, hellige-truog. Lab sample # 40A15830; observed in pit, small. 40A15831.