IDENTIFIERS

  • Current Taxon Name (Soil Name): Hammack
  • OSD
  • Series Extent
  • User Site ID: 87KY163004
  • User Pedon ID: 87KY163004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UK
  • Lab Pedon # - 87KY-163-004
  • NCSS Pedon Lab Data NASIS Record ID - 46779
  • Print Date: 11/24/2024

    • 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: 37.9422222
  • Std. Longitude: -86.2116667
  • Datum: WGS84
  • Location Description: In Meade County; about 1 mile west of Ekron on Kentucky Highway 144, about 1 mile north on the Hardesty-Molly Brown Road, and 800 feet east of the road; in a hayfield; on soil map sheet 25.
  • Map Unit: HaB2—Hammack silt loam, 2 to 6 percent slopes, eroded
  • Country: US—United States
  • State: Kentucky
  • County: KY163—Meade
  • MLRA: 122—Highland Rim and Pennyroyal
  • Regional Office: 18obsolete—Lexington, KY
  • MLRA Soil Survey Area: 18-4—Frankfort, Kentucky
  • Non-MLRA Soil Survey Area: KY607—Breckinridge and Meade Counties, Kentucky
  • 7.5 Minute USGS Quad: 37086-H2—Guston, Kentucky

    • PEDON

  • Describers Name: Jim Haagen
  • Current Taxonomic Class: Fine-silty, mixed, mesic Glossic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Correlated Information:
  • Soil Name - Hammack
  • PSC - 23 to 73 cm.
  • Classificaton Date - 11/15/2011
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Hammack
  • Classificaton Date - 2/5/1987
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty loess and/or clayey residuum weathered from cherty limestone
  • Landform: karst plain
  • Hill Slope Profile: summit
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: St. Louis Limestone member of the St. Louis Limestone formation in the Meramec group.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/5/1987 (actual site observation date)
  • Air Photo ID: 25
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    glossic horizon

    slickensides

    0—10

    23—218

    43—69

    135—218

    —-

    —-

    —-

    —-
    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

    4

    —

    —

    189.9

    —

    1229

    —

    184

    12.5

    —

    —

    —

    —

    —

    —

    —

    156988

    Rough River Lake

    coop
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) silt loam; moderate medium granular structure; very friable; 5.0 fine roots; 4 percent by volume angular 2-?-25 millimeter chert fragments; slightly acid, pH 6.5; abrupt smooth boundary. Lab sample # KY3018; moist when described; observed in pit, small
    AB—10 to 23 centimeters (3.9 to 9.1 inches); 65 percent dark yellowish brown (10YR 4/4) and 35 percent strong brown (7.5YR 5/6) silt loam; moderate fine and medium granular, and moderate medium subangular blocky structure; friable; 3.0 fine roots; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # KY3019; moist when described; observed in pit, small
    Bt1—23 to 43 centimeters (9.1 to 16.9 inches); strong brown (7.5YR 5/6) silty clay loam; moderate medium and coarse subangular blocky structure; friable; 2.0 fine roots; 5 percent distinct clay films on faces of peds and 25 percent distinct brown (7.5YR 4/4), moist, silt coats in root channels and/or pores; 4 percent by volume angular 2-?-25 millimeter chert fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # KY3020; moist when described; observed in pit, small
    B/E—43 to 69 centimeters (16.9 to 27.2 inches); strong brown (7.5YR 5/6) and yellowish red (5YR 5/6) silt loam; moderate medium subangular blocky structure; firm; 0.5 fine roots; on rock fragments and 12 percent distinct light gray (10YR 7/2), moist, silt coats on vertical faces of peds and 25 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains; 4 percent by volume angular 2-?-25 millimeter chert fragments; very strongly acid, pH 5.0; clear wavy boundary. Lab sample # KY3021; moist when described; observed in pit, small
    2Bt/E—69 to 102 centimeters (27.2 to 40.2 inches); red (2.5YR 4/6) and yellowish red (5YR 5/6) extremely gravelly silty clay loam; moderate fine and medium angular blocky, and subangular blocky structure; firm; 5 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains and 10 percent prominent light gray (10YR 7/2), moist, silt coats on rock fragments and 25 percent distinct clay films on faces of peds; 16 percent by volume angular 75-?-250 millimeter chert fragments and 56 percent by volume angular 2-?-75 millimeter chert fragments; very strongly acid, pH 4.5; gradual wavy boundary. Lab sample # KY3022; moist when described; observed in pit, small
    2Bt2—102 to 135 centimeters (40.2 to 53.1 inches); dark red (2.5YR 3/6) clay; 10 percent yellowish red (5YR 5/6) medium distinct mottles; strong fine and medium angular blocky structure; very firm; 50 percent prominent clay films on faces of peds; 10 percent by volume angular 2-?-75 millimeter chert fragments; strongly acid, pH 5.5; gradual wavy boundary. Lab sample # KY3023; moist when described; observed in pit, small
    2Bt3—135 to 185 centimeters (53.1 to 72.8 inches); dark red (2.5YR 3/6) clay; 10 percent yellowish red (5YR 5/6) coarse distinct mottles; strong medium and coarse angular blocky parts to moderate fine and medium angular blocky structure; very firm; 5 percent distinct slickensides (pedogenic) and 5 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 50 percent prominent clay films on faces of peds; 2 percent by volume angular 2-?-25 millimeter chert fragments; strongly acid, pH 5.5; gradual wavy boundary. Lab sample # KY3024; moist when described; observed in pit, small
    2Bt4—185 to 218 centimeters (72.8 to 85.8 inches); dark red (2.5YR 3/6) clay; 15 percent yellowish red (5YR 5/6) coarse distinct mottles; strong medium and coarse angular blocky structure; very firm; 10 percent distinct slickensides (pedogenic) throughout and 10 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 50 percent prominent clay films on faces of peds; 2 percent by volume angular 2-?-25 millimeter chert fragments; strongly acid, pH 5.5. Lab sample # KY3025; moist when described; observed in pit, small