IDENTIFIERS

  • Current Taxon Name (Soil Name): Alford
  • OSD
  • Series Extent
  • User Site ID: S1962IL087001
  • User Pedon ID: S1962IL087001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A5190
  • NCSS Pedon Lab Data NASIS Record ID - 41887
  • Print Date: 4/19/2025

    • 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: 37.3388901
  • Std. Longitude: -89.0055542
  • Datum: WGS84
  • Township: 13S
  • Range: 2E
  • Section: 32
  • PLSS Details: NE160, SE 40, SW 10, approximately 170 feet south of sink depression.
  • State: Illinois
  • County: IL087—Johnson
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: IL087—Johnson County, Illinois

    • PEDON

  • Describers Name: G. O. Walker and J. B. Fehrenbacher. Sampled by R. B. Grossman and G. S. Holmgren
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Ultic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Alford
  • Classificaton Date - 6/15/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Wartrace
  • Classificaton Date - 5/23/1962
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landform: loess upland slope
  • Hill Slope Profile: summit
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/23/1962 (actual site observation 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
    • 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

    2

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    Ap—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) silt loam; weak fine granular structure; friable; 21.0 roots; fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # 40A39037
    A2—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 4/3) silt loam; weak medium platy parts to weak fine granular structure; friable; 21.0 roots; fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # 40A39038
    B1—23 to 33 centimeters (9.1 to 13.0 inches); yellowish brown (10YR 5/4) silty clay loam, silt loam; moderate fine and medium subangular blocky structure; firm; 21.0 fine roots; 0.5 pores; fragments; strongly acid, pH 5.3, hellige-truog; abrupt smooth boundary. Lab sample # 40A39039
    B21—33 to 51 centimeters (13.0 to 20.1 inches); brown (7.5YR 4/4) silty clay loam; strong medium subangular blocky structure; firm; 21.0 roots; 0.5 pores; fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 40A39040
    B22—51 to 74 centimeters (20.1 to 29.1 inches); brown (7.5YR 4/4) and yellowish brown (10YR 5/4) silty clay loam; strong medium subangular blocky structure; firm; 3.0 roots; thin dark reddish brown (5YR 3/4), moist, clay films on all faces of peds; 10 percent very dark gray (10YR 3/1), moist, iron-manganese concretions; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # 40A39041. continuous - phpvsfiid 301570; continuous - phpvsfiid 301570
    B23—74 to 102 centimeters (29.1 to 40.2 inches); brown (7.5YR 4/4) silty clay loam; strong medium subangular blocky structure; firm; 3.0 roots; thick dark reddish brown (5YR 3/4), moist, clay films on all faces of peds; 30 percent black (10YR 2/1), moist, iron-manganese concretions; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # 40A39042. continuous - phpvsfiid 301571; continuous - phpvsfiid 301571
    B31—102 to 127 centimeters (40.2 to 50.0 inches); brown (7.5YR 4/4) and yellowish brown (10YR 5/4) silty clay loam; moderate medium and coarse subangular blocky, and moderate medium and coarse angular blocky structure; firm; 21.0 fine pores; thick dark reddish brown (5YR 3/4), moist, clay films on all faces of peds; 10 percent iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 40A39043. continuous - phpvsfiid 301572; continuous - phpvsfiid 301572
    B32—127 to 157 centimeters (50.0 to 61.8 inches); brown (7.5YR 4/4) and yellowish brown (10YR 5/4) silt loam; weak coarse angular blocky structure; friable; thin dark reddish brown (5YR 3/4), moist, clay films on all faces of peds and thin light gray (10YR 7/2), moist, silt coats; 10 percent iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; gradual smooth boundary. Lab sample # 40A39044. continuous - phpvsfiid 301573; continuous - phpvsfiid 301573
    C—157 to 188 centimeters (61.8 to 74.0 inches); brown (7.5YR 4/4) and yellowish brown (10YR 5/4) silt loam; 3 percent grayish brown (10YR 5/2) distinct mottles; massive; friable; thin yellowish red (5YR 4/6), moist, clay films; fragments; moderately acid, pH 6.0, hellige-truog. Lab sample # 40A39045
    C—188 to 208 centimeters (74.0 to 81.9 inches); brown (7.5YR 4/4) and yellowish brown (10YR 5/4) silt loam; 3 percent grayish brown (10YR 5/2) distinct mottles; massive; friable; fragments; slightly acid, pH 6.2, hellige-truog. Lab sample # 40A39046