Description

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The layers in the service contain data for the most important coal layers in both the Eastern and Western coal fields of Kentucky. Coal thickness measurement points, coal boreholes, mined-out-areas, and areal extents of coal thickness are available for each coal layer.

Dataset Attributes

  • point84
    Number
  • coal_basin
    Text
    {"value"=>"CAB", "count"=>390} ()
  • coal_reserve_district
    Text
    {"value"=>"Upper Cumberland ", "count"=>223} (), {"value"=>"Big Sandy ", "count"=>97} (), {"value"=>"Hazard ", "count"=>42} (), {"value"=>"Southwest ", "count"=>24} (), {"value"=>"Out of State ", "count"=>3} (), {"value"=>"Licking River ", "count"=>1} ()
  • county_name
    Text
    {"value"=>"Harlan ", "count"=>182} (), {"value"=>"Floyd ", "count"=>66} (), {"value"=>"Bell ", "count"=>41} (), {"value"=>"Pike ", "count"=>26} (), {"value"=>"Letcher ", "count"=>19} (), {"value"=>"Breathitt ", "count"=>15} (), {"value"=>"Knott ", "count"=>12} (), {"value"=>"Owsley ", "count"=>6} (), {"value"=>"Whitley ", "count"=>5} (), {"value"=>"Pulaski ", "count"=>5} ()
  • quadrangle_name
    Text
    {"value"=>"Harlan ", "count"=>65} (), {"value"=>"Harold ", "count"=>33} (), {"value"=>"Wallins Creek ", "count"=>29} (), {"value"=>"Louellen ", "count"=>26} (), {"value"=>"Wayland ", "count"=>25} (), {"value"=>"Pennington Gap ", "count"=>16} (), {"value"=>"Evarts ", "count"=>16} (), {"value"=>"Whitesburg ", "count"=>13} (), {"value"=>"Kayjay ", "count"=>12} (), {"value"=>"Canoe ", "count"=>12} ()
  • data_source
    Text
    {"value"=>"KENWILL MAPS", "count"=>39} (), {"value"=>"GILL, KENNETH", "count"=>38} (), {"value"=>"HAMILTON, JOE", "count"=>34} (), {"value"=>"WILLIAMS, DAVE", "count"=>31} (), {"value"=>"FORSTER, KIM", "count"=>31} (), {"value"=>"EASTOVER COAL COMPANY", "count"=>23} (), {"value"=>"OVERBY, ROSS", "count"=>21} (), {"value"=>"ASHLEY AND GLENN, USGS PP 49, 1906", "count"=>19} (), {"value"=>"NON-SPECIFIC BULLETIN 1120 MATERIAL", "count"=>10} (), {"value"=>"FENNELL, BUD", "count"=>9} ()
  • field_map_id
    Text
    {"value"=>"1681", "count"=>8} (), {"value"=>"1280", "count"=>5} (), {"value"=>"P-5B", "count"=>4} (), {"value"=>"D177", "count"=>4} (), {"value"=>"H148", "count"=>3} (), {"value"=>"B-6", "count"=>3} (), {"value"=>"T165", "count"=>2} (), {"value"=>"T146", "count"=>2} (), {"value"=>"T113", "count"=>2} (), {"value"=>"L30A", "count"=>2} ()
  • field_note_id
    Text
    {"value"=>"LOC 2", "count"=>2} (), {"value"=>"LOC 11", "count"=>2} (), {"value"=>"LOC 1", "count"=>2} (), {"value"=>"SAMPLE 8", "count"=>1} (), {"value"=>"SAMPLE 6", "count"=>1} (), {"value"=>"SAMPLE 5", "count"=>1} (), {"value"=>"R0907", "count"=>1} (), {"value"=>"R0906", "count"=>1} (), {"value"=>"LOC 2075", "count"=>1} (), {"value"=>"LOC 1909", "count"=>1} ()
  • site_type
    Text
    {"value"=>"unknown", "count"=>171} (), {"value"=>"underground coal mine", "count"=>71} (), {"value"=>"coal exploration hole", "count"=>70} (), {"value"=>"surface coal mine", "count"=>47} (), {"value"=>"roadcut", "count"=>25} (), {"value"=>"outcrop", "count"=>5} (), {"value"=>"coal outcrop", "count"=>1} ()
  • coal_condition
    Text
    {"value"=>"UNKNOWN", "count"=>307} (), {"value"=>"FRESH", "count"=>41} (), {"value"=>"SLIGHTLY WEATHERED", "count"=>14} (), {"value"=>"FRESH, DRY", "count"=>7} (), {"value"=>"FRESH, CLEAN, DRY", "count"=>6} (), {"value"=>"WEATHERED", "count"=>3} (), {"value"=>"FRESH, MOIST", "count"=>2} (), {"value"=>"FRESH, CLEAN", "count"=>2} (), {"value"=>"SLIGTHLY WEATHERED", "count"=>1} (), {"value"=>"SLIGHTLY \"CROPPY\", CLEAN, DRY", "count"=>1} ()
  • coal_name
    Text
    {"value"=>"HARLAN", "count"=>191} (), {"value"=>"U ELKHORN NO.1", "count"=>117} (), {"value"=>"MINGO", "count"=>22} (), {"value"=>"LITTLE CEDAR", "count"=>18} (), {"value"=>"U ELKHORN NO.1A", "count"=>17} (), {"value"=>"HARLAN A", "count"=>16} (), {"value"=>"A SEAM", "count"=>6} (), {"value"=>"JELLICO LOWER", "count"=>2} (), {"value"=>"LOWER HARLAN", "count"=>1} ()
  • coal_number
    Number
    540010 to 540010
  • coal_elevation
    Number
    0 to 2700
  • elevation_method
    Text
    {"value"=>"Unknown ", "count"=>158} (), {"value"=>"Topo undifferentiated ", "count"=>133} (), {"value"=>"Altimeter ", "count"=>88} (), {"value"=>"Surveyed ", "count"=>4} (), {"value"=>"Hand Level ", "count"=>4} (), {"value"=>"Mine Map ", "count"=>3} ()
  • total_coal_in
    Number
    0 to 107.4
  • total_parting_in
    Number
    0 to 33.5
  • total_seam_in
    Number
    0 to 133
  • thickness_modifier
    Text
    {"value"=>"Estimated ", "count"=>18} (), {"value"=>"Average ", "count"=>9} (), {"value"=>"At Least ", "count"=>6} (), {"value"=>"Total ", "count"=>4} (), {"value"=>"Approximately ", "count"=>1} ()
  • roof_lithology
    Text
    {"value"=>"NO DESCRIPTION ", "count"=>350} (), {"value"=>"SH ", "count"=>13} (), {"value"=>"SDY SH ", "count"=>9} (), {"value"=>"GRY MASS CO3 CMNTD SS ", "count"=>5} (), {"value"=>"MASS SS ", "count"=>4} (), {"value"=>"SS W/SH STKS ", "count"=>3} (), {"value"=>"XTLIZED SS W/COAL BANDS ", "count"=>2} (), {"value"=>"XTLIZED MASS SS ", "count"=>1} (), {"value"=>"LT GRY GRN SH (UNDIF) ", "count"=>1} (), {"value"=>"FIRECLAY ", "count"=>1} ()
  • floor_lithology
    Text
    {"value"=>"NO DESCRIPTION ", "count"=>359} (), {"value"=>"FIRECLAY ", "count"=>10} (), {"value"=>"SDY SH ", "count"=>5} (), {"value"=>"MASS SDY SH ", "count"=>4} (), {"value"=>"SH ", "count"=>3} (), {"value"=>"DRK GRY FIRECLAY ", "count"=>3} (), {"value"=>"XTLIZED SS W/COAL BANDS ", "count"=>1} (), {"value"=>"SS W/SH STKS ", "count"=>1} (), {"value"=>"MASS SS ", "count"=>1} (), {"value"=>"GRY MASS CO3 CMNTD SS ", "count"=>1} ()
  • thickness_id
    Number
  • north_latitude83
    Number
    36.537533 to 37.709229
  • west_longitude83
    Number
    -84.544395 to -82.265198
  • quality_sample
    Number

About

  • By on March 25, 2013
  • Updated about 1 month ago

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