IDENTIFIERS

  • Current Taxon Name (Soil Name): Nicholson
  • OSD
  • Series Extent
  • User Site ID: 82KY055004
  • User Pedon ID: 82KY055004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 83P0695
  • NCSS Pedon Lab Data NASIS Record ID - 53482
  • Print Date: 1/24/2025

    • 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: 37.1696722
  • Std. Longitude: -88.1366583
  • Datum: WGS84
  • Location Description: about 8 miles east of Dycusburg, 150 feet northwest of Kentucky Highway 902, and about 0.8 mile west of Caldwell Springs Creek
  • Map Unit: NhC3—Nicholson silt loam, 6 to 12 percent slopes, severely eroded
  • Country: US—United States
  • State: Kentucky
  • County: KY055—Crittenden
  • MLRA: 120A—Kentucky and Indiana Sandstone and Shale Hills and Valleys, Southern Part
  • Regional Office: 18obsolete—Lexington, KY
  • MLRA Soil Survey Area: NE-OWN—Owensboro, Kentucky
  • Non-MLRA Soil Survey Area: KY055—Crittenden County, Kentucky
  • 7.5 Minute USGS Quad: 37088-B2—Dycusburg, Kentucky

    • PEDON

  • Describers Name: Eullas Jacobs, John M. Robbins Jr.
  • Current Taxonomic Class: Fine-silty, mixed, mesic Typic Fragiudalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Nicholson
  • PSC - 15 to 51 cm.
  • Classificaton Date - 11/10/2010
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Nicholson
  • Classificaton Date - 5/1/1981
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty noncalcareous loess over clayey residuum weathered from cherty limestone
  • Landscape: upland
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Runoff: medium
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/1/1981 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    noncoherent

    51 - 150

    - 99 -

    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    0—15

    15—198

    51—150

    —15—

    —183—

    —99—
    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

    —

    —

    —

    121.9

    —

    1307

    —

    191

    14.7

    —

    —

    —

    —

    —

    —

    —

    KY6580

    Princeton 1 SE

    coop
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); dark yellowish brown (10YR 4/4) silt loam; friable; 5.0 fine and medium roots; fragments; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # 83P03434
    Bt1—15 to 25 centimeters (5.9 to 9.8 inches); yellowish brown (10YR 5/6) silt loam; friable; 5.0 fine roots; dark yellowish brown (10YR 4/4), moist, clay films on vertical faces of peds; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # 83P03435. discontinuous - phpvsfiid 497564; discontinuous - phpvsfiid 497564
    Bt2—25 to 51 centimeters (9.8 to 20.1 inches); yellowish brown (10YR 5/6) silt loam; 5 percent dark yellowish brown (10YR 4/6) medium faint and 5 percent pale brown (10YR 6/3) medium faint mottles; moderate medium and coarse subangular blocky structure; firm; 0.5 fine roots; yellowish brown (10YR 5/6), moist, clay films on vertical faces of peds; fragments; very strongly acid, pH 4.7; clear wavy boundary. Lab sample # 83P03436. discontinuous - phpvsfiid 497566; discontinuous - phpvsfiid 497566
    Btx1—51 to 71 centimeters (20.1 to 28.0 inches); brown (7.5YR 4/4) silt loam; 10 percent brownish yellow (10YR 6/8) coarse distinct and 25 percent gray (10YR 6/1) coarse distinct mottles; moderate very coarse prismatic parts to moderate medium blocky structure; very firm; brittle; 0.5 fine roots between peds; clay films on vertical faces of peds; manganese coatings on faces of peds; fragments; very strongly acid, pH 4.7; gradual wavy boundary. Lab sample # 83P03437. discontinuous - phpvsfiid 497567; discontinuous - phpvsfiid 497567
    Btx2—71 to 109 centimeters (28.0 to 42.9 inches); brown (7.5YR 4/4) silt loam; 1 percent brownish yellow (10YR 6/8) fine distinct and 5 percent gray (10YR 6/1) medium distinct mottles; moderate very coarse prismatic parts to moderate coarse blocky structure; very firm; brittle; 0.5 fine roots between peds; 15 percent clay films on vertical faces of peds; fragments; very strongly acid, pH 4.7; gradual smooth boundary. Lab sample # 83P03438. continuous - phpvsfiid 497570; continuous - phpvsfiid 497570
    Btx3—109 to 150 centimeters (42.9 to 59.1 inches); strong brown (7.5YR 4/6) silt loam; 1 percent brownish yellow (10YR 6/8) fine distinct and 5 percent light brownish gray (10YR 6/2) medium distinct mottles; moderate very coarse prismatic parts to moderate coarse blocky structure; very firm; brittle; distinct clay films on vertical faces of peds; fragments; strongly acid, pH 5.3; abrupt smooth boundary. Lab sample # 83P03439. continuous - phpvsfiid 497571; continuous - phpvsfiid 497571
    2Bt—150 to 198 centimeters (59.1 to 78.0 inches); red (2.5YR 4/6) clay; moderate fine and medium angular blocky structure; 50 percent clay films on vertical faces of peds; fragments; strongly acid, pH 5.3. Lab sample # 83P03440. continuous - phpvsfiid 497572; continuous - phpvsfiid 497572