IDENTIFIERS

  • Current Taxon Name (Soil Name): Arrowsmith
  • OSD
  • Series Extent
  • User Site ID: S1994IL123037
  • User Pedon ID: S1994IL123037
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 94P0675
  • NCSS Pedon Lab Data NASIS Record ID - 66848
  • Print Date: 4/3/2025

    • 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: 41.0286331
  • Std. Longitude: -89.2884064
  • Datum: WGS84
  • Township: 30N
  • Range: 2W
  • Section: 25
  • PLSS Details: 2350 feet east and 890 feet north of SW corner
  • Location Description: Hopewell twp
  • State: Illinois
  • County: IL123—Marshall
  • Non-MLRA Soil Survey Area: IL123—Marshall County, Illinois

    • PEDON

  • Describers Name: MW, KH, WT.
  • Current Taxonomic Class: Fine, smectitic, mesic Aquic Argiudolls
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 37
  • Correlated Information:
  • Soil Name - Arrowsmith
  • PSC - 38 to 81 cm.
  • Classificaton Date - 6/15/2007
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Harco
  • Taxonomic Class - Fine-silty, mixed, mesic Aquic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 7/14/1994
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/14/1994 (actual site observation date)
  • Air Photo ID: 34
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; moderate fine granular structure; friable; 21.0 very fine roots; 1 percent fine spherical yellowish brown (10YR 5/8) magnetic shot throughout; fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # 94P05065
    A—20 to 30 centimeters (7.9 to 11.8 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; silt loam; moderate fine granular structure; friable; 21.0 very fine roots; 1 percent fine spherical yellowish brown (10YR 5/8) magnetic shot throughout; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. Lab sample # 94P05066
    BA—30 to 38 centimeters (11.8 to 15.0 inches); dark grayish brown (2.5Y 4/2) silty clay loam; moderate very fine subangular blocky structure; friable; 21.0 very fine roots; 80 percent distinct very dark gray (10YR 3/1) organic stains on faces of peds; 1 percent fine spherical yellowish brown (10YR 5/8) magnetic shot throughout; fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # 94P05067. continuous - phpvsfiid 176855; continuous - phpvsfiid 176855
    Bt1—38 to 61 centimeters (15.0 to 24.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 3 percent yellowish brown (10YR 5/6) fine prominent irregular mottles; moderate fine subangular blocky structure; friable; 3.0 very fine roots; 15 percent distinct very dark gray (10YR 3/1) organic stains on faces of peds and 60 percent distinct dark grayish brown (10YR 4/2) clay films on faces of peds; 1 percent fine spherical brown (7.5YR 4/2) magnetic shot throughout; fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # 94P05068. discontinuous - phpvsfiid 176857; patchy - phpvsfiid 176856; discontinuous - phpvsfiid 176857; patchy - phpvsfiid 176856
    Bt2—61 to 81 centimeters (24.0 to 31.9 inches); grayish brown (2.5Y 5/2) silty clay loam; 3 percent gray (10YR 6/1) fine distinct irregular and 21 percent yellowish brown (10YR 5/6) fine prominent irregular mottles; moderate medium subangular blocky parts to moderate medium columnar structure; friable; 3.0 very fine roots; 60 percent distinct dark grayish brown (10YR 4/2) clay films on faces of peds; 1 percent fine spherical brown (7.5YR 4/2) magnetic shot throughout; fragments; neutral, pH 7.2, hellige-truog; clear smooth boundary. Lab sample # 94P05069. 40"-burrow verticle-Krotovinas-10YR 4/1.; discontinuous - phpvsfiid 176858; discontinuous - phpvsfiid 176858
    Bk—81 to 178 centimeters (31.9 to 70.1 inches); light brownish gray (2.5Y 6/2) silt loam; 3 percent gray (10YR 6/1) fine distinct irregular and 21 percent yellowish brown (10YR 5/6) fine and medium prominent irregular mottles; weak coarse subangular blocky structure; friable; 0.5 very fine roots; 60 percent distinct dark grayish brown (2.5Y 4/2) clay films in root channels and/or pores; 3 percent coarse irregular brown (7.5YR 4/2) magnetic shot throughout; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; gradual wavy boundary. Lab sample # 94P05070. 52"-burrow vertical-some places were 10YR 3/1, looks like several throughout the pit. We hit till +82",silt or loam till probably could be a contact zone.; discontinuous - phpvsfiid 176859; discontinuous - phpvsfiid 176859
    C—178 to 203 centimeters (70.1 to 79.9 inches); 25 percent yellowish brown (10YR 5/6) and 50 percent light olive brown (2.5Y 5/4) and 25 percent light brownish gray (2.5Y 6/2) silt loam; massive; friable; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 94P05071