IDENTIFIERS

  • Current Taxon Name (Soil Name): Blake
  • OSD
  • Series Extent
  • User Site ID: S1989MO183004
  • User Pedon ID: 1989MO183004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 90P0422
  • NCSS Pedon Lab Data NASIS Record ID - 62355
  • Print Date: 5/19/2024

    • 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: 38.8652763
  • Std. Longitude: -90.1941681
  • Datum: WGS84
  • Location Description: West Alton
  • State: Missouri
  • County: MO183—St. Charles

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Fluvaquentic Hapludolls
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Blake
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Leta
  • Taxonomic Class - Clayey over loamy, montmorillonitic, mesic Fluvaqu
  • Taxon Kind - series
  • Classificaton Date - 11/1/1989
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1989 (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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    Ap1—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2) silty clay loam; weak very fine subangular blocky, and moderate fine granular structure; firm; 2.5 fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02310. common fine roots
    Ap2—5 to 25 centimeters (2.0 to 9.8 inches); very dark grayish brown (10YR 3/2) silty clay; moderate very fine angular blocky structure; very firm; 0.5 fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02311. few fine roots
    Bw1—25 to 46 centimeters (9.8 to 18.1 inches); very dark grayish brown (10YR 3/2) silty clay; 1 percent brown (10YR 4/3) fine mottles; weak very fine prismatic, and moderate very fine angular blocky structure; very firm; 0.5 fine roots; fragments; clear smooth boundary. Lab sample # 90P02312. few fine roots; few fine 10YR43 mottles
    Bw2—46 to 76 centimeters (18.1 to 29.9 inches); dark grayish brown (10YR 4/2) silty clay loam; 30 percent brown (10YR 4/3) fine faint mottles; moderate very fine subangular blocky structure; firm; 0.5 fine roots; 15 percent faint , moist, iron stains; fragments; abrupt smooth boundary. Lab sample # 90P02313. few iron stains surface features; few fine roots; many fine faint 10YR43 mottles
    2C1—76 to 104 centimeters (29.9 to 40.9 inches); dark grayish brown (10YR 4/2) very fine sandy loam; 1 percent grayish brown (10YR 5/2) fine faint and 11 percent brown (10YR 4/3) fine faint mottles; weak fine platy structure; friable; 0.5 very fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02314. few very fine roots; few fine faint 10YR52 mottles; common fine faint 10YR43 mottles
    2C2—104 to 124 centimeters (40.9 to 48.8 inches); dark grayish brown (10YR 4/2) and brown (10YR 4/3) and grayish brown (10YR 5/2) very fine sandy loam; moderate very fine platy structure; very friable; 0.5 very fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02315. few very fine roots
    2C3—124 to 145 centimeters (48.8 to 57.1 inches); grayish brown (10YR 5/2) silt loam; weak very fine platy structure; very friable; 0.5 very fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02316. few very fine roots
    2C4—145 to 178 centimeters (57.1 to 70.1 inches); grayish brown (10YR 5/2) and brown (10YR 5/3) and light brownish gray (10YR 6/2) very fine sandy loam; moderate very fine platy structure; very friable; 0.5 very fine roots; fragments; abrupt smooth boundary. Lab sample # 90P02317. few very fine roots
    2C5—178 to 201 centimeters (70.1 to 79.1 inches); grayish brown (10YR 5/2) silt loam; 11 percent dark grayish brown (10YR 4/2) and 11 percent brown (10YR 4/3) and 30 percent brown (10YR 5/3) mottles; moderate very fine platy structure; very friable; 0.5 very fine roots; fragments. Lab sample # 90P02318. few very fine roots; common 10YR42 mottles; common 10YR43 mottles; many 10YR53 mottles