### Table 21. Coal Productivity by State and Mine Type, 2013 and 2012

U.S. Energy Information Administration | Annual Coal Report 2013 Number of Mining Operations2 Number of Employees3 Average Production per Employee Hour (short tons)4 Coal-Producing State, Region1 and Mine Type 2013 2012Percent Change 2013 2012Percent Change 2013 2012Percent Change Alabama 47 54 -13.0 4,2125,041 -16.4 1.90 1.68 13.4 Underground 13 11 18.2 3,0773,190 -3.5 1.85 1.64 13.1 Surface 34 43 -20.9 1,135 1,851 -38.7 2.04 1.75 16.4 Alaska 1 1

- 125 143 -12.6 5.70 5.98 -4.6 Surface 1 1

- 125 143 -12.6 5.70 5.98 -4.6 Arizona 1 1

- 405 432 -6.3 7.49 7.38 1.5 Surface 1 1

- 405 432 -6.3 7.49 7.38 1.5 Arkansas 2 2

- 54 73 -26.0 0.49 0.58 -15.5 Underground 1 1

- 52 70 -25.7 0.47 0.59 -20.3 Surface 1 1

- 2 3 -33.3 1.42 0.37 282.8 Colorado 11 14 -21.4 2,1752,505 -13.2 5.49 5.79 -5.1 Underground 7 11 -36.4 1,7052,032 -16.1 5.56 5.93 -6.1 Surface 4 3 33.3 470 473 -0.6 5.23 5.21 0.4 Illinois 33 34 -2.9 4,1644,512 -7.7 5.51 4.76 15.6 Underground 20 21 -4.8 3,6603,938 -7.1 5.59 4.83 15.7 Surface 13 13

- 504 574 -12.2 4.93 4.31 14.6 Indiana 36 39 -7.7 3,6123,935 -8.2 4.43 4.19 5.6 Underground 12 13 -7.7 1,9862,054 -3.3 3.48 3.23 7.8 Surface 24 26 -7.7 1,6261,881 -13.6 5.58 5.37 3.9 Kansas 1 1

- 7 6 16.7 1.58 0.99 59.1 Surface 1 1

- 7 6 16.7 1.58 0.99 59.1 Kentucky Total 370 484 -23.6 12,90516,351 -21.1 2.76 2.56 8.2 Underground 151 213 -29.1 8,93811,181 -20.1 2.66 2.37 12.4 Surface 219 271 -19.2 3,9675,170 -23.3 3.01 2.97 1.3 Kentucky (East) 333 443 -24.8 8,61411,847 -27.3 2.14 1.99 7.5 Underground 131 192 -31.8 5,1447,335 -29.9 1.78 1.61 10.7 Surface 202 251 -19.5 3,4704,512 -23.1 2.66 2.58 3.0 Kentucky (West) 37 41 -9.8 4,2914,504 -4.7 3.86 3.82 1.1 Underground 20 21 -4.8 3,7943,846 -1.4 3.68 3.55 3.5 Surface 17 20 -15.0 497 658 -24.5 5.46 5.59 -2.2 Louisiana 2 2

- 280 270 3.7 4.56 6.86 -33.5 Surface 2 2

- 280 270 3.7 4.56 6.86 -33.5 Maryland 22 23 -4.3 405 476 -14.9 2.33 2.28 2.2 Underground 4 4

- 184 213 -13.6 1.86 1.80 3.1 Surface 18 19 -5.3 221 263 -16.0 2.69 2.66 1.4 Mississippi 2 1 100.0 309 211 46.4 5.57 6.73 -17.2 Surface 2 1 100.0 309 211 46.4 5.57 6.73 -17.2 Missouri 1 2 -50.0 24 32 -25.0 6.57 6.73 -2.5 Surface 1 2 -50.0 24 32 -25.0 6.57 6.73 -2.5 Montana 6 6

- 1,2471,233 1.1 16.7014.46 15.5 Underground 1 1

- 333 320 4.1 11.83 7.47 58.3 Surface 5 5

- 914 913 0.1 18.6917.47 7.0 New Mexico 4 4

- 1,2861,291 -0.4 8.16 8.14 0.3 Underground 1 1

- 492 435 13.1 5.89 5.19 13.4 Surface 3 3

- 794 856 -7.2 9.54 9.70 -1.7 North Dakota 5 4 25.0 1,2421,228 1.1 11.3411.57 -2.0 Surface 5 4 25.0 1,2421,228 1.1 11.3411.57 -2.0 Ohio 40 51 -21.6 3,1433,191 -1.5 3.48 3.69 -5.5 Underground 14 14

- 2,063 1,969 4.8 3.66 4.01 -8.7 Surface 26 37 -29.7 1,0801,222 -11.6 3.14 3.13 0.2 Oklahoma 9 7 28.6 204 199 2.5 2.05 2.21 -7.5 Underground 2 1 100.0 79 55 43.6 2.11 2.37 -11.1 Surface 7 6 16.7 125 144 -13.2 2.01 2.14 -6.1 Pennsylvania Total 315 328 -4.0 8,3828,927 -6.1 3.01 2.81 7.1 Underground 82 81 1.2 5,9886,120 -2.2 3.39 3.22 5.2 Surface 233 247 -5.7 2,3942,807 -14.7 1.91 1.75 8.6 Pennsylvania (Anthracite) 107 113 -5.3 1,0951,146 -4.5 1.01 1.02 -0.7 Underground 22 23 -4.3 129 128 0.8 0.48 0.50 -5.3 Surface 85 90 -5.6 966 1,018 -5.1 1.07 1.08 -0.8 Pennsylvania (Bituminous) 208 215 -3.3 7,2877,781 -6.3 3.26 3.04 7.1

### U.S. Energy Information Administration | Annual Coal Report 2013 Number of Mining Operations2 Number of Employees3 Average Production per Employee Hour (short tons)4 Coal-Producing State, Region1 and Mine Type 2013 2012Percent Change 2013 2012Percent Change 2013 2012Percent Change Underground 60 58 3.4 5,8595,992 -2.2 3.43 3.27 5.0 Surface 148 157 -5.7 1,4281,789 -20.2 2.45 2.16 13.8 Tennessee 14 20 -30.0 297 363 -18.2 1.88 1.58 18.9 Underground 5 7 -28.6 162 175 -7.4 2.06 1.63 26.0 Surface 9 13 -30.8 135 188 -28.2 1.60 1.53 4.9 Texas 11 12 -8.3 2,8192,918 -3.4 7.08 6.93 2.1 Surface 11 12 -8.3 2,8192,918 -3.4 7.08 6.93 2.1 Utah 17 16 6.3 1,4371,611 -10.8 5.69 5.08 12.0 Underground 14 14

- 1,385 1,576 -12.1 5.70 5.04 13.1 Surface 3 2 50.0 52 35 48.6 5.43 6.54 -17.0 Virginia 118 137 -13.9 4,5214,998 -9.5 1.76 1.74 1.1 Underground 68 79 -13.9 3,4283,763 -8.9 1.64 1.51 8.9 Surface 50 58 -13.8 1,093 1,235 -11.5 2.18 2.44 -10.7 West Virginia Total 325 388 -16.2 20,28122,786 -11.0 2.44 2.38 2.6 Underground 188 227 -17.2 15,69417,085 -8.1 2.24 2.15 4.3 Surface 137 161 -14.9 4,5875,701 -19.5 3.08 3.04 1.5 West Virginia (Northern) 46 52 -11.5 5,7715,891 -2.0 3.31 3.17 4.2 Underground 27 31 -12.9 5,5755,590 -0.3 3.29 3.17 3.7 Surface 19 21 -9.5 196 301 -34.9 3.90 3.22 21.1 West Virginia (Southern) 279 336 -17.0 14,51016,895 -14.1 2.11 2.10 0.3 Underground 161 196 -17.9 10,11911,495 -12.0 1.67 1.64 1.7 Surface 118 140 -15.7 4,3915,400 -18.7 3.05 3.03 0.8 Wyoming 17 19 -10.5 6,6737,004 -4.7 28.2127.74 1.7 Underground 1 1

- 278 250 11.2 6.72 7.81 -13.9 Surface 16 18 -11.1 6,3956,754 -5.3 29.2928.59 2.5 Appalachia Total 1,2141,444 -15.9 49,85557,629 -13.5 2.44 2.32 5.2 Underground 505 615 -17.9 35,74039,850 -10.3 2.36 2.22 6.6 Surface 709 829 -14.5 14,11517,779 -20.6 2.65 2.56 3.6 Appalachia Central 744 936 -20.5 27,94234,103 -18.1 2.06 2.01 2.8 Underground 365 474 -23.0 18,85322,768 -17.2 1.70 1.61 5.5 Surface 379 462 -18.0 9,08911,335 -19.8 2.80 2.77 1.1 Appalachia Northern 423 454 -6.8 17,70118,485 -4.2 3.18 3.07 3.7 Underground 127 130 -2.3 13,81013,892 -0.6 3.37 3.30 2.4 Surface 296 324 -8.6 3,8914,593 -15.3 2.43 2.30 5.9 Appalachia Southern 47 54 -13.0 4,2125,041 -16.4 1.90 1.68 13.4 Underground 13 11 18.2 3,0773,190 -3.5 1.85 1.64 13.1 Surface 34 43 -20.9 1,135 1,851 -38.7 2.04 1.75 16.4 Interior Region Total 134 141 -5.0 15,76416,660 -5.4 4.95 4.73 4.8 Underground 55 57 -3.5 9,5719,963 -3.9 4.29 3.94 9.0 Surface 79 84 -6.0 6,1936,697 -7.5 6.03 6.01 0.4 Illinois Basin 106 114 -7.0 12,06712,951 -6.8 4.57 4.25 7.7 Underground 52 55 -5.5 9,4409,838 -4.0 4.33 3.97 9.1 Surface 54 59 -8.5 2,6273,113 -15.6 5.44 5.20 4.5 Other Interior 28 27 3.7 3,6973,709 -0.3 6.31 6.50 -2.9 Underground 3 2 50.0 131 125 4.8 1.52 1.43 6.3 Surface 25 25

- 3,5663,584 -0.5 6.51 6.70 -2.8 Western Region Total 62 65 -4.6 14,59015,447 -5.5 17.6117.09 3.1 Underground 24 28 -14.3 4,1934,613 -9.1 6.26 5.79 8.1 Surface 38 37 2.7 10,39710,834 -4.0 22.2621.95 1.4 Powder River Basin 16 17 -5.9 6,6356,983 -5.0 30.0529.35 2.4 Surface 16 17 -5.9 6,6356,983 -5.0 30.0529.35 2.4 Uinta Basin 24 24

- 3,4363,771 -8.9 5.66 5.67 -0.1 Underground 19 21 -9.5 2,9683,315 -10.5 5.76 5.75 0.1 Surface 5 3 66.7 468 456 2.6 5.00 5.01 -0.2 Other Western 22 24 -8.3 4,5194,693 -3.7 8.70 8.22 5.7 Underground 5 7 -28.6 1,225 1,298 -5.6 7.39 5.89 25.4 Surface 17 17

- 3,2943,395 -3.0 9.21 9.13 0.9 East of Mississippi River 1,3221,559 -15.2 62,23170,791 -12.1 2.89 2.70 7.2 Underground 557 670 -16.9 45,18049,688 -9.1 2.80 2.58 8.3 Surface 765 889 -13.9 17,05121,103 -19.2 3.16 2.99 5.7 West of Mississippi River 88 91 -3.3 17,97818,945 -5.1 15.3915.03 2.4 Underground 27 30 -10.0 4,3244,738 -8.7 6.09 5.65 7.7 Surface 61 61

- 13,65414,207 -3.9 18.35 18.15 1.1

### U.S. Energy Information Administration | Annual Coal Report 2013 Number of Mining Operations2 Number of Employees3 Average Production per Employee Hour (short tons)4 Coal-Producing State, Region1 and Mine Type 2013 2012Percent Change 2013 2012Percent Change 2013 2012Percent Change U.S. Subtotal 1,4101,650 -14.5 80,20989,736 -10.6 5.53 5.19 6.7 Underground 584 700 -16.6 49,50454,426 -9.0 3.07 2.84 8.1 Surface 826 950 -13.1 30,70535,310 -13.0 9.69 8.97 8.1 Refuse Recovery 51 45 13.3 187 102 83.3 5.94 6.97 -14.8 U.S. Total 1,4611,695 -13.8 80,39689,838 -10.5 5.54 5.19 6.7
1 For a definition of coal producing regions, see the Glossary. 2 Mining operations that consist of a mine and preparation plant or preparation plant processing both underground and surface coal are reported as two operations. 3 Includes all employees engaged in production, processing, development, maintenance, repair shop, or yard work at mining operations, including office workers. 4 Calculated by dividing total coal production by the total labor hours worked by all employees engaged in production, processing, development, maintenance, repair shop, or yard work at mining operations, including office workers. - = No data reported. Note: Excludes preparation plants with less than 5,000 employee hours per year, which are not required to provide data. Source: U.S. Energy Information Administration Form EIA-7A, 'Coal Production and Preparation Report,' and U.S. Department of Labor, Mine Safety and Health Administration Form 7000-2, 'Quarterly Mine Employment and Coal Production Report.'