IDENTIFIERS

  • Current Taxon Name (Soil Name): Senachwine
  • OSD
  • Series Extent
  • Local Phase: eroded
  • User Site ID: 1984IL147012
  • User Pedon ID: 1984IL147012
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - LIMS
  • Lab Pedon # - 84IL147012
  • NCSS Pedon Lab Data NASIS Record ID - 21678
  • User Project ID: 201611AUR023
  • Project Name: SDJR - MLRA 108A - Senachwine silt loam, 10 to 18 percent slopes, eroded
  • Print Date: 2/17/2025

    • 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: 39.9806861
  • Std. Longitude: -88.6935556
  • Datum: WGS84
  • Township: 18N
  • Range: 4E
  • Section: 36
  • PLSS Details: 1480 feet west and 460 feet south of the NE corner of section
  • Location Description: 14 paces upslope from flagged fence post
  • Map Unit: 618D2—Senachwine silt loam, 10 to 18 percent slopes, eroded
  • State: Illinois
  • County: IL147—Piatt
  • MLRA: 108—Illinois and Iowa Deep Loess and Drift
  • MLRA Soil Survey Area: NC-AUR—Aurora, IllinoisNE-IND—Indianapolis, Indiana
  • Non-MLRA Soil Survey Area: IL147—Piatt County, Illinois

    • PEDON

  • Describers Name: RT
  • Current Taxonomic Class: Fine, mixed, active, mesic Typic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: soil survey inventory
  • Pedon #: 12
  • Correlated Information:
  • Soil Name - Senachwine
  • PSC - 13 to 63 cm.
  • Classificaton Date - 3/4/2016
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Miami
  • Taxonomic Class - Fine-loamy, mixed, mesic Typic Hapludalfs
  • Taxon Kind - series
  • Classificaton Date - 5/15/1984
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: calcareous loamy till
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/15/2014 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    Bt1

    Bt2

    Bt3

    Bt4

    C

    0

    13

    30

    48

    71

    91

    13

    30

    48

    71

    91

    152

    IL31284

    IL31285

    IL31286

    IL31287

    IL31288

    IL31289

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    —

    —

    —

    19

    37

    39

    38

    32

    27

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    —

    —

    —

    —

    42

    31

    29

    32

    36

    40

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    —

    —

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    —

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    —

    —

    —

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    37

    31

    30

    29

    31

    31

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    1

    1

    1

    1

    1

    1

    4

    2

    2

    2

    3

    4

    11

    9

    8

    9

    8

    9

    14

    12

    12

    11

    11

    11

    5

    4

    5

    5

    6

    5

    —

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    l

    cl

    cl

    cl

    cl

    cl

    —

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    6.7

    5.3

    5.4

    6.4

    8.3

    8.4
    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

    Ap

    Bt1

    Bt2

    Bt3

    Bt4

    C

    0

    13

    30

    48

    71

    91

    13

    30

    48

    71

    91

    152

    IL31284

    IL31285

    IL31286

    IL31287

    IL31288

    IL31289

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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

    C

    0

    13

    30

    48

    71

    91

    13

    30

    48

    71

    91

    152

    IL31284

    IL31285

    IL31286

    IL31287

    IL31288

    IL31289

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

    ochric epipedon

    argillic horizon

    0—13

    13—91

    —13—

    —78—
    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

    14

    —

    —

    200

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    90

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    Ap—0 to 13 centimeters (0.0 to 5.1 inches); 90 percent dark yellowish brown (10YR 4/4) and 10 percent yellowish brown (10YR 5/4), pale brown (10YR 6/3), dry; loam; weak fine subangular blocky parts to moderate medium granular structure; friable; common (4.0) fine roots; 12 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; slightly acid, pH 6.4; abrupt smooth boundary. Lab sample # IL31284
    Bt1—13 to 30 centimeters (5.1 to 11.8 inches); yellowish brown (10YR 5/4) clay loam; moderate fine angular blocky structure; firm; few (0.8) fine roots; 40 percent distinct brown (10YR 4/3) clay films on all faces of peds; 9 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; slightly acid, pH 6.2; clear smooth boundary. Lab sample # IL31285
    Bt2—30 to 48 centimeters (11.8 to 18.9 inches); dark yellowish brown (10YR 4/4) clay loam; moderate medium angular blocky structure; firm; few (0.8) fine roots; 60 percent distinct brown (10YR 4/3) clay films on all faces of peds; 1 percent fine distinct black (10YR 2/1) iron-manganese masses in matrix; 7 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; moderately acid, pH 5.8; clear smooth boundary. Lab sample # IL31286
    Bt3—48 to 71 centimeters (18.9 to 28.0 inches); dark yellowish brown (10YR 4/4) clay loam; moderate coarse subangular blocky structure; firm; few (0.8) fine roots; 60 percent distinct brown (10YR 4/3) clay films on all faces of peds; 1 percent fine distinct black (10YR 2/1) iron-manganese masses in matrix; 12 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; slightly acid, pH 6.4; clear smooth boundary. Lab sample # IL31287
    Bt4—71 to 91 centimeters (28.0 to 35.8 inches); yellowish brown (10YR 5/4) clay loam; weak coarse subangular blocky structure; firm; few (0.8) fine roots; 40 percent distinct brown (10YR 4/3) clay films on all faces of peds; 10 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; strong effervescence; slightly alkaline, pH 7.8; gradual smooth boundary. Lab sample # IL31288
    C—91 to 152 centimeters (35.8 to 59.8 inches); yellowish brown (10YR 5/4) clay loam; structureless massive; firm; few (0.8) fine roots; 9 percent by volume nonflat subangular very strongly coherent cemented 2-?-76 millimeter mixed fragments observed by visual inspection method; violent effervescence; moderately alkaline, pH 8.2. Lab sample # IL31289