Coal Production by State, Mine Type, and Union Status 1994-2005
(Thousand Short Tons)


Year Union Nonunion Total
Underground Surface Underground Surface Underground Surface
2007 1,623 232 14,091 9,364 15,714 9,596
2006 1,877 519 16,770 10,509 18,647 11,028
2005 2,819 715 13,515 10,616 16,334 11,331
2004 3,063 706 17,362 10,260 20,424 10,966
2003 3,520 538 17,683 9,804 21,203 10,342
2002 4,304 521 16,155 8,929 20,459 9,450
2001 5,236 578 17,207 9,674 22,443 10,252
2000 5,267 721 17,882 8,906 23,149 9,627
1999 5,093 640 17,415 9,068 22,508 9,708
1998 6,646 480 18,410 8,016 25,057 8,496
1997 7,137 770 19,725 8,116 26,862 8,886
1996 6,999 1,018 18,501 8,978 25,500 9,995
1995 8,174 831 17,133 7,891 25,308 8,721
1994 10,588 778 17,356 8,267 27,944 9,045


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Note:
  • Totals may not equal sum of components due to independent rounding.
  • Excludes refuse recovery operations.
  • Source:

  • Table 7, Annual Coal Report, EIA