IDENTIFIERS

  • Current Taxon Name (Soil Name): Cowden
  • OSD
  • Series Extent
  • User Site ID: S1990IL163008
  • User Pedon ID: 90IL163008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0169
  • NCSS Pedon Lab Data NASIS Record ID - 63216
  • Print Date: 5/19/2024

    • LOCATION

  • Location Description: 78 feet E and 158 feet S of NW corner, 13 paces E of telephone pole with cable warning and 18 paces S of line made by telephone poles
  • State: Illinois
  • County: IL163—St. Clair

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, mesic Mollic Albaqualfs
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - Cowden
  • Classificaton Date - 6/15/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Piasa (Acid)
  • Taxonomic Class - Fine, montmorillonitic, mesic Typic Natralboll
  • Classificaton Date - 7/1/1990
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1990 (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
    • 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

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    Ap—0 to 25 centimeters (0.0 to 9.8 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; 0.5 medium roots throughout and 5.5 fine roots throughout; 5.5 interstitial and tubular pores; fragments; neutral, pH 6.8, hellige-truog; abrupt smooth boundary. Lab sample # 91P00983. few medium roots throughout; many fine roots throughout
    E—25 to 36 centimeters (9.8 to 14.2 inches); light brownish gray (10YR 6/2) silt loam; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate coarse platy structure; friable; 2.5 fine roots throughout; 5.5 interstitial and tubular pores; fragments; neutral, pH 6.6, hellige-truog; clear wavy boundary. Lab sample # 91P00984. common fine roots throughout; few fine distinct 10YR56 mottles
    Btg1—36 to 51 centimeters (14.2 to 20.1 inches); grayish brown (10YR 5/2) silty clay loam; 11 percent yellowish brown (10YR 5/8) fine distinct mottles; strong medium prismatic, and moderate medium angular blocky structure; firm; 2.5 fine roots; 5.5 interstitial and tubular pores; 15 percent distinct very dark grayish brown (10YR 3/2), moist, clay films on faces of peds and 55 percent distinct dark grayish brown (10YR 4/2), moist, clay films on faces of peds; fragments; slightly acid, pH 6.3, hellige-truog; clear wavy boundary. Lab sample # 91P00985. few clay films surface features on faces of peds; many clay films surface features on faces of peds; common fine roots; common fine distinct 10YR58 mottles
    Btg2—51 to 71 centimeters (20.1 to 28.0 inches); grayish brown (10YR 5/2) silty clay; 1 percent strong brown (7.5YR 5/6) fine prominent and 30 percent yellowish brown (10YR 5/8) fine distinct mottles; strong medium prismatic, and moderate medium angular blocky structure; firm; 2.5 fine roots; 0.5 interstitial and tubular pores; 55 percent faint dark grayish brown (10YR 4/2), moist, clay films on faces of peds; fragments; neutral, pH 7.2, hellige-truog; clear wavy boundary. Lab sample # 91P00986. many clay films surface features on faces of peds; common fine roots; few fine prominent 7.5YR56 mottles; many fine distinct 10YR58 mottles
    Btg3—71 to 102 centimeters (28.0 to 40.2 inches); light brownish gray (2.5Y 6/2) silty clay loam; 11 percent strong brown (7.5YR 5/6) fine and medium prominent and 11 percent strong brown (7.5YR 5/8) fine and medium prominent mottles; moderate medium prismatic, and weak medium angular blocky structure; firm; 2.5 fine roots; 0.5 interstitial and tubular pores; 37 percent distinct weak red (2.5YR 5/2), moist, clay films on faces of peds; fragments; neutral, pH 7.2, hellige-truog; gradual wavy boundary. Lab sample # 91P00987. common clay films surface features on faces of peds; common fine roots; common fine and medium prominent 7.5YR56 mottles; common fine and medium prominent 7.5YR58 mottles
    Btg4—102 to 135 centimeters (40.2 to 53.1 inches); light olive gray (5Y 6/2) silty clay loam; 30 percent yellowish brown (10YR 5/6) medium prominent mottles; moderate medium prismatic, and weak medium angular blocky structure; firm; 0.5 fine roots; 0.5 interstitial and tubular pores; 37 percent distinct olive gray (5Y 4/2), moist, clay films on faces of peds; fragments; slightly alkaline, pH 7.4, hellige-truog; clear wavy boundary. Lab sample # 91P00988. common clay films surface features on faces of peds; few fine roots; many medium prominent 10YR56 mottles
    Btg5—135 to 165 centimeters (53.1 to 65.0 inches); light olive gray (5Y 6/2) silt loam; 30 percent yellowish brown (10YR 5/6) medium prominent mottles; weak medium prismatic, and weak medium angular blocky structure; friable; 0.5 very fine roots; 0.5 interstitial and tubular pores; 37 percent distinct dark grayish brown (2.5Y 4/2), moist, clay films on faces of peds; fragments; slightly alkaline, pH 7.4, hellige-truog; diffuse boundary. Lab sample # 91P00989. common clay films surface features on faces of peds; few very fine roots; many medium prominent 10YR56 mottles
    2Btg6—165 to 180 centimeters (65.0 to 70.9 inches); light brownish gray (2.5Y 6/2) silt loam; 1 percent strong brown (7.5YR 5/8) fine prominent and 11 percent yellowish brown (10YR 5/6) medium prominent mottles; weak coarse prismatic structure; friable; 0.5 very fine roots; 0.5 interstitial and tubular pores; 37 percent distinct light brownish gray (2.5Y 6/2), moist, clay films on faces of peds; fragments; slightly alkaline, pH 7.4, hellige-truog. Lab sample # 91P00990. common clay films surface features on faces of peds; few very fine roots; few fine prominent 7.5YR58 mottles; common medium prominent 10YR56 mottles