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Average Number of Employees at Underground and Surface Mines by State and Mine Production Range                    
Table 19.    xls    pdf     Annual Coal Report
Table 19. Average Number of Employees at Underground and Surface Mines by State and Mine Production Range, 2007
Coal-Producing State
Region [1] and Mine Type		 Mine Production Range (thousand short tons) Total Number of Employees
1,000 and Greater 500 to 1,000 200 to 500 100 to 200 50 to 100 10 to 50 Less Than 10 Zero [2]
Alabama  2,299 285 418 281 268 143 21 135 3,850
   Underground  2,298 - - 35 60 - 15 50 2,458
   Surface  1 285 418 246 208 143 6 85 1,392
Alaska  99 - - - - - - - 99
   Surface  99 - - - - - - - 99
Arizona  430 - - - - - - - 430
   Surface  430 - - - - - - - 430
Arkansas  - - - - 85 - 2 - 87
   Underground  - - - - 85 - - - 85
   Surface  - - - - - - 2 - 2
Colorado  2,111 - 126 - - - 7 5 2,249
   Underground  1,632 - 85 - - - 7 5 1,729
   Surface  479 - 41 - - - - - 520
Illinois  3,280 311 199 - - 14 - 142 3,946
   Underground  3,029 224 131 - - 12 - 92 3,488
   Surface  251 87 68 - - 2 - 50 458
Indiana  2,250 405 155 - - 10 - 148 2,968
   Underground  1,037 134 72 - - - - 48 1,291
   Surface  1,213 271 83 - - 10 - 100 1,677
Kansas  - - 51 - - - - 14 65
   Surface  - - 51 - - - - 14 65
Kentucky Total  3,927 3,697 3,178 1,431 1,263 1,053 411 2,026 16,986
   Underground  3,150 2,578 1,704 835 849 620 190 1,220 11,146
   Surface  777 1,119 1,474 596 414 433 221 806 5,840
  Eastern  1,715 3,411 3,090 1,389 1,222 1,039 405 1,835 14,106
   Underground  1,014 2,421 1,654 835 849 620 190 1,078 8,661
   Surface  701 990 1,436 554 373 419 215 757 5,445
  Western  2,212 286 88 42 41 14 6 191 2,880
   Underground  2,136 157 50 - - - - 142 2,485
   Surface  76 129 38 42 41 14 6 49 395
Louisiana  199 40 - - - - - - 239
   Surface  199 40 - - - - - - 239
Maryland  - - 209 15 50 41 11 49 375
   Underground  - - 85 - - - - 46 131
   Surface  - - 124 15 50 41 11 3 244
Mississippi  177 - - - - - - - 177
   Surface  177 - - - - - - - 177
Missouri  - - - 11 3 - - - 14
   Surface  - - - 11 3 - - - 14
Montana  958 - 12 - - 16 - - 986
   Underground  - - - - - 16 - - 16
   Surface  958 - 12 - - - - - 970
New Mexico  1,213 - - - - - - 143 1,356
   Underground  346 - - - - - - 28 374
   Surface  867 - - - - - - 115 982
North Dakota  970 - - - - - - 5 975
   Surface  970 - - - - - - 5 975
Ohio  1,040 282 509 223 101 121 74 146 2,496
   Underground  1,040 72 249 28 - 22 - 70 1,481
   Surface  - 210 260 195 101 99 74 76 1,015
Oklahoma  - - 138 29 39 29 2 - 237
   Underground  - - 55 - - 29 - - 84
   Surface  - - 83 29 39 - 2 - 153
Pennsylvania Total  3,525 736 963 619 304 477 280 745 7,649
   Underground  3,525 521 509 265 13 23 59 291 5,206
   Surface  - 215 454 354 291 454 221 454 2,443
  Anthracite  - - 29 47 130 194 127 383 910
   Underground  - - - 47 - 23 49 73 192
   Surface  - - 29 - 130 171 78 310 718
  Bituminous  3,525 736 934 572 174 283 153 362 6,739
   Underground  3,525 521 509 218 13 - 10 218 5,014
   Surface  - 215 425 354 161 283 143 144 1,725
Tennessee  - 79 296 39 63 21 6 62 566
   Underground  - - 132 39 14 7 - 28 220
   Surface  - 79 164 - 49 14 6 34 346
Texas  2,216 - - - - - - - 2,216
   Surface  2,216 - - - - - - - 2,216
Utah  1,655 74 130 - - - - 153 2,012
   Underground  1,655 74 130 - - - - 147 2,006
   Surface  - - - - - - - 6 6
Virginia  669 642 1,479 558 365 386 48 616 4,763
   Underground  669 510 638 458 287 315 31 455 3,363
   Surface  - 132 841 100 78 71 17 161 1,400
West Virginia Total  9,058 2,754 3,080 1,280 674 713 114 2,376 20,049
   Underground  5,111 2,069 2,511 1,127 546 506 61 1,510 13,441
   Surface  3,947 685 569 153 128 207 53 866 6,608
  Northern  3,127 303 371 51 264 90 27 307 4,540
   Underground  2,800 265 325 24 221 52 12 190 3,889
   Surface  327 38 46 27 43 38 15 117 651
  Southern  5,931 2,451 2,709 1,229 410 623 87 2,069 15,509
   Underground  2,311 1,804 2,186 1,103 325 454 49 1,320 9,552
   Surface  3,620 647 523 126 85 169 38 749 5,957
Wyoming  6,294 - - 12 - - 2 75 6,383
   Underground  204 - - - - - - - 204
   Surface  6,090 - - 12 - - 2 75 6,179
Appalachian Total  18,306 8,189 10,044 4,404 3,047 2,941 959 5,964 53,854
   Underground  13,657 5,593 5,778 2,787 1,769 1,493 356 3,528 34,961
   Surface  4,649 2,596 4,266 1,617 1,278 1,448 603 2,436 18,893
  Northern  7,692 1,321 2,052 908 719 729 392 1,247 15,060
   Underground  7,365 858 1,168 317 234 97 71 597 10,707
   Surface  327 463 884 591 485 632 321 650 4,353
  Central  8,315 6,583 7,574 3,215 2,060 2,069 546 4,576 34,938
   Underground  3,994 4,735 4,610 2,435 1,475 1,396 270 2,878 21,793
   Surface  4,321 1,848 2,964 780 585 673 276 1,698 13,145
  Southern  2,299 285 418 281 268 143 21 141 3,856
   Underground  2,298 - - 35 60 - 15 53 2,461
   Surface  1 285 418 246 208 143 6 88 1,395
Interior Total  10,334 1,042 631 82 168 67 10 495 12,829
   Underground  6,202 515 308 - 85 41 - 282 7,433
   Surface  4,132 527 323 82 83 26 10 213 5,396
  Illinois Basin  7,742 1,002 442 42 41 38 6 481 9,794
   Underground  6,202 515 253 - - 12 - 282 7,264
   Surface  1,540 487 189 42 41 26 6 199 2,530
Western Total  13,730 74 268 12 - 16 9 381 14,490
   Underground  3,837 74 215 - - 16 7 180 4,329
   Surface  9,893 - 53 12 - - 2 201 10,161
  Powder River Basin  6,324 - - - - - - 75 6,399
   Surface  6,324 - - - - - - 75 6,399
  Uinta Region  3,766 74 167 - - - - 158 4,165
   Underground  3,287 74 155 - - - - 152 3,668
   Surface  479 - 12 - - - - 6 497
East of Miss. River  26,225 9,191 10,486 4,446 3,088 2,979 965 6,445 63,825
   Underground  19,859 6,108 6,031 2,787 1,769 1,505 356 3,810 42,225
   Surface  6,366 3,083 4,455 1,659 1,319 1,474 609 2,635 21,600
West of Miss. River  16,145 114 457 52 127 45 13 395 17,348
   Underground  3,837 74 270 - 85 45 7 180 4,498
   Surface  12,308 40 187 52 42 - 6 215 12,850
Subtotal  42,370 9,305 10,943 4,498 3,215 3,024 978 6,840 81,173
   Underground  23,696 6,182 6,301 2,787 1,854 1,550 363 3,990 46,723
   Surface  18,674 3,123 4,642 1,711 1,361 1,474 615 2,850 34,450
Refuse Recovery  - - 8 29 22 14 18 14 105
U.S. Total  42,370 9,305 10,951 4,527 3,237 3,038 996 6,854 81,278
[1] For a definition of coal producing regions, see Glossary.
[2] Includes all employees at preparation plants and tipples not co-located with a mine.
- = No data are reported.
Note: · Includes all employees engaged in production, preparation, processing, development, maintenance, repair shop, or yard work at mining operations, including office workers. Excludes preparation plants with less than 5,000 employee hours per year, which are not required to provide data.
Source: · U.S. Department of Labor, Mine Safety and Health Administration, Form 7000-2, "Quarterly Mine Employment and Coal Production Report."
More Tables on Number of Employees:
Formats
Table 18. Average Number of Employees by State and Mine Type html xls pdf
Table 20. Average Number of Employees at Underground and Surface Mines by State and Union Status html xls pdf

see also:
Historical Coal Data back to 1949
Projected Coal Supply & Demand to 2030
International Coal Data