IDENTIFIERS

  • Current Taxon Name (Soil Name): Bluegrass
  • OSD
  • Series Extent
  • User Site ID: 07KY067 Bluegrass-OSD
  • User Pedon ID: 07KY067 Bluegrass-OSD
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UK
  • Lab Pedon # - 07KY-067-002
  • NCSS Pedon Lab Data NASIS Record ID - 46390
  • Print Date: 11/21/2024

    • 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: 38.0006676
  • Std. Longitude: -84.6436691
  • Datum: WGS84
  • Location Description: in a rye field 500 feet east of James Lane; 0.75 mile southwest of intersection of James Lane and Military Pike; 0.75 mile southeast of Little Texas in western Fayette County; on Versailles, Kentucky USGS 7.5 minute topographic quadrangle.
  • Map Unit: uBlmA—Bluegrass-Maury silt loams, 0 to 2 percent slopes
  • Country: US—United States
  • State: Kentucky
  • County: KY067—Fayette
  • MLRA: 121—Kentucky Bluegrass
  • Regional Office: 6—Morgantown, WV
  • MLRA Soil Survey Area: NE-OWN—Owensboro, Kentucky
  • Non-MLRA Soil Survey Area: KY643—Fayette County Area, Part of Fayette County, Kentucky
  • 7.5 Minute USGS Quad: 38084-A6—Versailles, Kentucky

    • PEDON

  • Describers Name: Steve Blanford, Bob Eigel
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Bluegrass (flagged as OSD)
  • PSC - 30 to 80 cm.
  • Classificaton Date - 11/15/2011
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Bluegrass
  • Classificaton Date - 6/7/2007
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: thin fine-silty loess over clayey residuum weathered from phosphatic limestone
  • Landscape: karst upland
  • Landform: ridge
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Pattern: dendritic
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated slight weathered limestone, phosphatic
  • Geology: Brannon Limestone member of the Cynthiana formation in the Ordovician group.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/7/2007 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    lithologic discontinuity

    0—30

    30—213

    89—

    —30—

    —183—

    —-
    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

    1

    —

    —

    285

    —

    1168

    —

    192

    12.9

    23.6

    1.6

    —

    —

    —

    —

    —

    154746

    Lexington WSO AP

    coop
    Ap—0 to 30 centimeters (0.0 to 11.8 inches); dark grayish brown (10YR 4/2) silt loam; moderate medium granular parts to moderate fine granular structure; very friable; moderate permeability; 4.0 fine roots throughout; fragments; neutral, pH 7.1, pH meter; gradual smooth boundary. Lab sample # KY0258; moist when described; observed in push tube
    Bt1—30 to 66 centimeters (11.8 to 26.0 inches); dark yellowish brown (10YR 4/6) silty clay loam; moderate medium subangular blocky parts to moderate fine subangular blocky structure; very friable; moderate permeability; 0.5 fine roots throughout; 30 percent faint clay films on vertical faces of peds; 1 percent fine prominent spherical weakly coherent cemented black (7.5YR 2.5/1), moist, iron-manganese nodules with sharp boundaries in matrix; fragments; slightly acid, pH 6.5, pH meter; clear smooth boundary. Lab sample # KY0259; moist when described; observed in push tube. discontinuous - phpvsfiid 364322; discontinuous - phpvsfiid 364322
    Bt2—66 to 89 centimeters (26.0 to 35.0 inches); strong brown (7.5YR 5/6) silty clay loam; moderate medium subangular blocky structure; friable; moderate permeability; 0.5 fine roots throughout; 45 percent distinct clay films on vertical faces of peds; 1 percent fine prominent irregular noncoherent cemented black (7.5YR 2.5/1), moist, iron-manganese masses with sharp boundaries between peds and 1 percent fine prominent spherical weakly coherent cemented black (7.5YR 2.5/1), moist, iron-manganese nodules with sharp boundaries in matrix; fragments; slightly acid, pH 6.1, pH meter; clear smooth boundary. Lab sample # KY0260; moist when described; observed in push tube. discontinuous - phpvsfiid 364323; discontinuous - phpvsfiid 364323
    2Bt3—89 to 160 centimeters (35.0 to 63.0 inches); yellowish red (5YR 4/6) silty clay loam; strong medium subangular blocky structure; firm; moderately slow permeability; 45 percent distinct clay films on vertical faces of peds; 1 percent fine prominent spherical weakly coherent cemented black (7.5YR 2.5/1), moist, iron-manganese nodules with sharp boundaries in matrix and 1 percent fine prominent irregular noncoherent cemented black (7.5YR 2.5/1), moist, iron-manganese masses with sharp boundaries between peds; fragments; very strongly acid, pH 5.0, pH meter; clear smooth boundary. Lab sample # KY0261; moist when described; observed in push tube. discontinuous - phpvsfiid 364324; discontinuous - phpvsfiid 364324
    2Bt4—160 to 213 centimeters (63.0 to 83.9 inches); yellowish red (5YR 4/6) silty clay loam; 5 percent light yellowish brown (2.5Y 6/4) medium prominent irregular mottles; moderate medium subangular blocky structure; firm; moderately slow permeability; 45 percent distinct clay films on vertical faces of peds; 1 percent fine prominent spherical weakly coherent cemented black (7.5YR 2.5/1), moist, iron-manganese nodules with sharp boundaries in matrix and 1 percent fine prominent irregular noncoherent cemented black (7.5YR 2.5/1), moist, iron-manganese masses with sharp boundaries between peds; fragments; strongly acid, pH 5.4, pH meter; clear smooth boundary. Lab sample # KY0262; moist when described; observed in push tube. discontinuous - phpvsfiid 364325; discontinuous - phpvsfiid 364325
    2BC—213 to 244 centimeters (83.9 to 96.1 inches); yellowish red (5YR 4/6) silty clay; 20 percent light yellowish brown (2.5Y 6/4) medium prominent irregular mottles; weak medium subangular blocky structure; very firm; moderately slow permeability; 20 percent distinct clay films on vertical faces of peds; 25 percent fine prominent spherical weakly coherent cemented black (7.5YR 2.5/1), moist, iron-manganese nodules with sharp boundaries in matrix and 25 percent fine prominent irregular noncoherent cemented black (7.5YR 2.5/1), moist, iron-manganese masses with sharp boundaries between peds; fragments; moderately acid, pH 5.8, pH meter. Lab sample # KY0263; moist when described; observed in push tube. discontinuous - phpvsfiid 364326; discontinuous - phpvsfiid 364326