Mining Incidents
MSHA mine register by county

Mines in Anderson County, Tennessee

Anderson County, Tennessee has 185 mines on MSHA's register: 2 active, 182 abandoned. 179 are coal mines and 6 metal or non-metal. 4 miners have died and 748 accidents have been reported at these mines between 1983 and 2022. Inspectors have issued 1,665 citations.

Every mine MSHA has registered in Anderson County, working or not, with the accident, fatality and citation record each one carries on this site. Active mines are listed first, then the rest by the weight of their record.

Abandoned and historical mine features in Anderson County →

Mines on register
185
Active
2
Fatalities on record
4
Citations issued
1,665
119 underground · 52 surface · 14 facilities 179 coal · 6 metal and non-metal 182 abandoned 748 reported accidents, 1983–2022
Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Anderson County, Tennessee · Population 78,175
0.2%
Mining share of county employment
$63,171
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
On the map 
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MSHA-registered mine, any status

Mines plot only where MSHA holds a surveyed coordinate for the site; mines the agency locates to a town, county or state centroid are in the counts and the list above but not drawn. Click a point for the mine's status and record.

Operators with the most mines herecurrent operator of record
Operator Mines Active Fatalities
Premium Coal Company, Inc. 11 0 1
Gay Coal Inc 6 0 0
Tennessee Coal Company 5 0 1
Key Mining Inc 5 0 0
Oliver Springs Mining Company Inc 5 0 0
Scarab Energy Corp 4 0 2
Piedmont Mining Company Inc 4 0 0
Rogers Group Inc 3 2 0
Beech Grove Processing Inc 2 0 0
Buffalo Ridge Coals Inc 2 0 0
Mines in Anderson County185 on register
  1. Oak Ridge Quarry & Mill
    Surface metal/non-metal · Rogers Group Inc · MSHA ID 4000083
    Active
  2. OLIVER SPRINGS SAND PIT
    Surface metal/non-metal · Rogers Group Inc · MSHA ID 4001376
    Active
  3. Mine #2
    Underground coal · Scarab Energy Corp · MSHA ID 4002611
    Abandoned and Sealed
  4. Premium #5 Deep Mine
    Underground coal · Premium Coal Company Inc · MSHA ID 4003328
    Abandoned and Sealed
  5. Mine No 7
    Underground coal · Tennessee Coal Company · MSHA ID 4003065
    Abandoned and Sealed
  6. Mine No 10
    Underground coal · Tennessee Coal Company · MSHA ID 4003082
    Abandoned and Sealed
  7. Mine #3
    Underground coal · Scarab Energy Corp · MSHA ID 4002880
    Abandoned and Sealed
  8. Baldwin Plant
    Surface coal · Premium Coal Company Inc · MSHA ID 4002467
    NonProducing
  9. Briceville Plant
    Facility coal · Premium Coal Company Inc · MSHA ID 4001138
    Abandoned
  10. Mine #2
    Underground coal · Key Mining Inc · MSHA ID 4002996
    Abandoned and Sealed
  11. S & H Mine #7
    Underground coal · S & H Mining Inc · MSHA ID 4003011
    Abandoned and Sealed
  12. Mine No 5
    Underground coal · Tennessee Coal Company · MSHA ID 4002970
    Abandoned and Sealed
  13. Mine No 1
    Underground coal · Srs Coal Inc · MSHA ID 4002894
    Abandoned and Sealed
  14. #9
    Underground coal · Kline Coal Company Inc · MSHA ID 4001874
    Abandoned and Sealed
  15. No 4 Mine
    Underground coal · Clear Creek Coal Company Inc · MSHA ID 4002528
    Abandoned and Sealed
  16. Mine No 17
    Underground coal · Premium Coal · MSHA ID 4003279
    Abandoned
  17. #3
    Underground coal · Key Mining Inc · MSHA ID 4001746
    Abandoned and Sealed
  18. Tn mine 3
    Surface coal · Premium Coal Company Inc · MSHA ID 4003275
    Abandoned
  19. S & H Mine #12
    Underground coal · S & H Mining, Inc. · MSHA ID 4003189
    Abandoned and Sealed
  20. Mine #2-A
    Underground coal · Little T Coal Inc · MSHA ID 4002178
    Abandoned and Sealed
  21. #5
    Underground coal · Key Mining Inc · MSHA ID 4002814
    Abandoned and Sealed
  22. Coal Halg Fac #1
    Facility coal · B & D Coal Company · MSHA ID 4002580
    Abandoned
  23. Beech Grove Plant
    Facility coal · Beech Grove Processing Inc · MSHA ID 4002368
    Abandoned
  24. #1 Surface-002 Section
    Surface coal · Premium Coal Company Inc · MSHA ID 4003103
    Abandoned
  25. M & G Mining #1
    Surface coal · M & G Mining, LLC · MSHA ID 1518857
    Abandoned and Sealed
  26. Mine No 1
    Underground coal · National Coal Corporation · MSHA ID 4003109
    Abandoned and Sealed
  27. #1
    Underground coal · Key Mining Inc · MSHA ID 4002346
    Abandoned and Sealed
  28. Mine #7
    Underground coal · Scarab Energy Corp · MSHA ID 4001137
    Abandoned and Sealed
  29. Lloyd No 1
    Underground coal · Lloyd Coal Company · MSHA ID 4002031
    Abandoned and Sealed
  30. Mine No 4
    Surface coal · Premium Coal Company Inc · MSHA ID 4003206
    Abandoned
  31. Fork Mountain
    Surface coal · Tennessee Mining Inc · MSHA ID 4003102
    Abandoned
  32. Mine #2
    Underground coal · Allied Coal Inc · MSHA ID 4001623
    Abandoned and Sealed
  33. No 4
    Underground coal · W G S Coal Inc · MSHA ID 4002960
    Abandoned and Sealed
  34. Buffalo Mountain #1
    Surface coal · Robert Clear Coal Corporation · MSHA ID 4003369
    Abandoned
  35. M & G #4
    Surface coal · M & G MINING, LLC · MSHA ID 1519103
    Abandoned
  36. #2
    Underground coal · Stoney Ridge Coal Company Inc · MSHA ID 4003020
    Abandoned and Sealed
  37. Buffalo Mountain
    Surface coal · Addington Enterprises Inc · MSHA ID 4003088
    Abandoned
  38. Mine No 3
    Underground coal · Reatta Mining · MSHA ID 4003117
    Abandoned and Sealed
  39. Premium Strip
    Surface coal · Premium Coal Company Inc · MSHA ID 4000665
    Abandoned
  40. Mine No 1
    Underground coal · Big Mountain Mining Inc · MSHA ID 4002988
    Abandoned
  41. Surface Mine Areas 37-39
    Surface coal · Walnut Mountain Inc · MSHA ID 4000674
    Abandoned
  42. Wolf Valley
    Surface metal/non-metal · General Shale Brick, Inc. · MSHA ID 4002484
    Abandoned
  43. Tipple No 1
    Facility coal · Premium Coal Company, Inc. · MSHA ID 4003222
    Abandoned
  44. #6
    Underground coal · Key Mining Inc · MSHA ID 4003062
    Abandoned and Sealed
  45. Mine #1
    Underground coal · River Basin Coals Inc · MSHA ID 4002447
    Abandoned and Sealed
  46. Surface Mine Areas 42-44
    Surface coal · Walnut Mountain Inc · MSHA ID 4002834
    Abandoned
  47. Earthworks LLC Mine #2
    Surface coal · Earthworks, LLC · MSHA ID 4003190
    Abandoned
  48. Silvey Gap Gobpile
    Surface coal · Gobclean of Tennessee, LLC · MSHA ID 4003349
    Abandoned and Sealed
  49. #1
    Underground coal · Tri-Dean Mining Inc · MSHA ID 4000232
    Abandoned and Sealed
  50. #1
    Underground coal · C & L Coal Company · MSHA ID 4001612
    Abandoned and Sealed
  51. #1
    Surface coal · Gipson Mining Company · MSHA ID 4002884
    Abandoned
  52. #1 Mine
    Underground coal · B & P Coal Co · MSHA ID 4000222
    Abandoned
  53. #1 Surface
    Surface coal · San Jose Minerals & Development Company Inc · MSHA ID 4002734
    Abandoned
  54. #1 Tipple
    Facility coal · Lloyd Coal Company · MSHA ID 4002235
    Abandoned
  55. #1-A Mine
    Underground coal · J L Long Coal Company · MSHA ID 4000240
    Abandoned
  56. #12
    Underground coal · Oliver Springs Mining Company Inc · MSHA ID 4002637
    Abandoned and Sealed
  57. #15 Mine
    Underground coal · Premium Coal Company, Inc. · MSHA ID 4003407
    Abandoned
  58. #2
    Underground coal · Buffalo Ridge Coals Inc · MSHA ID 4002978
    Abandoned and Sealed
  59. #2 Mine Ug
    Underground coal · Lee Roy Galbraith Coal Company · MSHA ID 4000243
    Abandoned
  60. #2 Pit
    Surface metal/non-metal · Montes Stone Products Co. · MSHA ID 4003308
    Abandoned
  61. #3
    Underground coal · Round Mountain Coal Company Inc · MSHA ID 4002790
    Abandoned and Sealed
  62. Alice No 1
    Underground coal · Spartan Mining Inc · MSHA ID 4002421
    Abandoned and Sealed
  63. Anderson County Highway Department
    Surface metal/non-metal · Anderson County Hwy Dept · MSHA ID 4000003
    Abandoned
  64. Area No 1
    Surface coal · B S E Coal Company · MSHA ID 4002525
    Abandoned
  65. Black Gem Coal Company
    Underground coal · Black Gem Coal Company · MSHA ID 4001770
    Abandoned
  66. Clinton Quarry
    Surface metal/non-metal · Rogers Group Inc · MSHA ID 4003417
    Abandoned
  67. D C No 1
    Underground coal · D C Coal Company Inc · MSHA ID 4002287
    Abandoned and Sealed
  68. Dean Mine
    Underground coal · Oliver Springs Mining Co Inc · MSHA ID 4000514
    Abandoned
  69. Dean Mine
    Underground coal · Gay Coal Inc · MSHA ID 4000610
    Abandoned
  70. Devonia Coal Corp Mine #5
    Underground coal · Devonia Coal Corp · MSHA ID 4002789
    Abandoned and Sealed
  71. Francis No1
    Underground coal · Pinnacle Mining Inc · MSHA ID 4001782
    Abandoned and Sealed
  72. Grays Gap No 2 Mine
    Underground coal · Gay Coal Inc · MSHA ID 4000518
    Abandoned
  73. Grays Gap No 3 Mine
    Underground coal · Gay Coal Inc · MSHA ID 4001611
    Abandoned
  74. H & B Strip
    Surface coal · H & B Mining Co · MSHA ID 4000658
    Abandoned
  75. H & W No 3
    Underground coal · H & W Coal Company · MSHA ID 4002431
    Abandoned and Sealed
  76. J J #1 Section 2
    Underground coal · D & D Coal Company · MSHA ID 4001738
    Abandoned and Sealed
  77. Jellico Mine #2
    Surface coal · Tennessee Mining Inc · MSHA ID 4003087
    Abandoned
  78. Lloyd No 2 Mine
    Underground coal · Williams Coal Corp · MSHA ID 4002443
    Abandoned
  79. Lloyd No 3
    Underground coal · Williams Coal Corp · MSHA ID 4002218
    Abandoned and Sealed
  80. Longwa No 1 Tipple
    Facility coal · Longwa Mining Co · MSHA ID 4002478
    Abandoned
  81. Mary Lynn Mine
    Underground coal · Mary Lynn Coal Company · MSHA ID 4000246
    Abandoned
  82. Mine #1
    Underground coal · Cage Creek Coal Company Inc · MSHA ID 4002799
    Abandoned and Sealed
  83. Mine #1
    Underground coal · P & W Coal Company · MSHA ID 4002835
    Abandoned and Sealed
  84. Mine #8
    Underground coal · American Standard Coal Sales Inc · MSHA ID 4002868
    Abandoned and Sealed
  85. Mine No 1
    Underground coal · Monarch Coals Inc · MSHA ID 4002064
    Abandoned and Sealed
  86. Mine No 1
    Underground coal · Inner Mountain Mining Inc · MSHA ID 4002407
    Abandoned and Sealed
  87. Mine No 1
    Underground coal · J J Mining Inc · MSHA ID 4002616
    Abandoned
  88. Mine No 1
    Underground coal · Lake City Mining Company Inc · MSHA ID 4002850
    Abandoned and Sealed
  89. Mine No 1
    Underground coal · Buffalo Ridge Coals Inc · MSHA ID 4002852
    Abandoned and Sealed
  90. Mine No 11
    Underground coal · Tennessee Coal Company · MSHA ID 4003101
    Abandoned and Sealed
  91. Mine No 2
    Underground coal · J J Mining Inc · MSHA ID 4000239
    Abandoned and Sealed
  92. Mine No 2
    Surface coal · Imperial Coals Inc · MSHA ID 4001197
    Abandoned
  93. Mine No 3r
    Underground coal · Scarab Energy Corp · MSHA ID 4002939
    Abandoned and Sealed
  94. Mine No 4
    Underground coal · Reatta Mining · MSHA ID 4003118
    Abandoned and Sealed
  95. Mine No 9
    Underground coal · Tennessee Coal Company · MSHA ID 4003081
    Abandoned and Sealed
  96. No 1
    Underground coal · Calvin Branch Coal Company · MSHA ID 4000683
    Abandoned
  97. No 1
    Underground coal · Fork Mountain Mining Company · MSHA ID 4002861
    Abandoned and Sealed
  98. No 1
    Underground coal · Mc Coy Mining & Minerals Inc · MSHA ID 4002870
    Abandoned and Sealed
  99. No 1 A Mine
    Underground coal · Little T Coal Inc · MSHA ID 4001630
    Abandoned
  100. No 1 Auger
    Surface coal · Mountco Inc · MSHA ID 4000681
    Abandoned
  101. No 1 Mine
    Underground coal · Volunteer Mining Corp · MSHA ID 4000255
    Abandoned
  102. No 1 Mine
    Underground coal · Little Pearl Coal Company · MSHA ID 4000547
    Abandoned
  103. No 1 Mine
    Underground coal · Little Dean Coal Company · MSHA ID 4000551
    Abandoned
  104. No 1 Mine
    Underground coal · Earl Phillips Coal Company · MSHA ID 4000554
    Abandoned
  105. No 1 Mine
    Underground coal · Queen Anne Coal Company Inc · MSHA ID 4000591
    Abandoned
  106. No 1 Mine
    Underground coal · Buffalo Coal Company Inc · MSHA ID 4000682
    Abandoned
  107. No 1 Mine
    Underground coal · Indian Creek Coal Company · MSHA ID 4000685
    Abandoned and Sealed
  108. No 1 Mine
    Underground coal · Devonia Coal Corp · MSHA ID 4000765
    Abandoned
  109. No 1 Mine
    Underground coal · Tenn Tex Coal Corp · MSHA ID 4001156
    Abandoned
  110. No 1 Mine
    Underground coal · Jackson Mining Company Inc · MSHA ID 4001302
    Abandoned
  111. No 1 Mine
    Underground coal · Southern States Mining Company · MSHA ID 4001424
    Abandoned
  112. No 1 Mine
    Underground coal · Carson & Byrd Coal Company · MSHA ID 4001446
    Abandoned
  113. No 1 Mine
    Underground coal · Deep Mine Coal Company · MSHA ID 4001614
    Abandoned
  114. No 1 Mine
    Underground coal · Frost Bottom Mining Company Inc · MSHA ID 4001700
    Abandoned
  115. No 1 Mine
    Underground coal · Harness Coal Company · MSHA ID 4001712
    Abandoned
  116. No 1 Mine
    Underground coal · Alrosha Coal Company Inc · MSHA ID 4001723
    Abandoned
  117. No 1 Mine
    Underground coal · Byrd & Son Coal Company · MSHA ID 4001757
    Abandoned
  118. No 1 Mine
    Underground coal · J & V Walnut Mountain Coal Inc · MSHA ID 4001771
    Abandoned and Sealed
  119. No 1 Mine
    Underground coal · K & K Coal Company · MSHA ID 4001986
    Abandoned
  120. No 1 Mine
    Underground coal · Hawkins Coal Company · MSHA ID 4002067
    Abandoned
  121. No 1 Mine
    Underground coal · J J & M Coal Company · MSHA ID 4002117
    Abandoned
  122. No 1 Mine
    Underground coal · C D & S Mining Company Inc · MSHA ID 4002277
    Abandoned
  123. No 1 Mine
    Underground coal · Big Valley Minerals Corp · MSHA ID 4002317
    Abandoned and Sealed
  124. No 1 Mine
    Underground coal · Thunder Mt Coal Company · MSHA ID 4002325
    Abandoned
  125. No 1 Mine
    Underground coal · Dale Coal Company Inc · MSHA ID 4002345
    Abandoned and Sealed
  126. No 1 Mine
    Underground coal · B & M Coal Company Inc · MSHA ID 4002376
    Abandoned
  127. No 1 Mine
    Underground coal · Middle Ridge Coal Company Inc · MSHA ID 4002423
    Abandoned
  128. No 1 Mine
    Underground coal · Seiber Coal Company · MSHA ID 4002432
    Abandoned
  129. No 1 Mine
    Underground coal · Double S Coal Company · MSHA ID 4002757
    Abandoned and Sealed
  130. No 1 Mine
    Surface coal · Rob Enterprises Inc · MSHA ID 4002878
    Abandoned
  131. No 1 Mine
    Surface coal · Carson & Walden Coal Company · MSHA ID 4002879
    Abandoned
  132. No 1 Prep Plant
    Facility coal · Cumberland Coal Corp · MSHA ID 4001125
    Abandoned
  133. No 1 Prep Plant
    Facility coal · Frances Energy Inc · MSHA ID 4002482
    Abandoned
  134. No 1 Strip
    Surface coal · Lueking Coal Company · MSHA ID 4000245
    Abandoned
  135. No 1 Strip
    Surface coal · C L & C Coal Company · MSHA ID 4000258
    Abandoned
  136. No 1 Strip
    Surface coal · Paul Lay Coal Company · MSHA ID 4001798
    Abandoned
  137. No 1 Strip Mine
    Surface coal · Cummins-Hall Fuel Inc · MSHA ID 4000660
    Abandoned
  138. No 1 Surface
    Surface coal · Maurice Coal Company · MSHA ID 4001139
    Abandoned
  139. No 1 Surface
    Surface coal · Cook & Cook Coal Company · MSHA ID 4001670
    Abandoned
  140. No 1 Surface
    Surface coal · Jackson Mining Company Inc · MSHA ID 4001779
    Abandoned
  141. No 1 Surface
    Surface coal · L & L Coal Company · MSHA ID 4001797
    Abandoned
  142. No 1 Surface
    Surface coal · Walden Ridge Coal Company · MSHA ID 4001857
    Abandoned
  143. No 1 Surface
    Surface coal · Phillips Coal Company · MSHA ID 4002000
    Abandoned
  144. No 1 Surface
    Surface coal · Piedmont Mining Company Inc · MSHA ID 4002069
    Abandoned
  145. No 1 Surface
    Surface coal · Tenn-Tex Minerals Inc · MSHA ID 4002200
    Abandoned
  146. No 1 Surface
    Surface coal · Mc Daniel Coal Company · MSHA ID 4002323
    Abandoned
  147. No 1 Surface
    Surface coal · Thunder Mt Coal Company · MSHA ID 4002399
    Abandoned
  148. No 1 Surface
    Surface coal · New River Coals Ltd · MSHA ID 4002544
    Abandoned
  149. No 1 Surface
    Surface coal · Lonnie Braden Company · MSHA ID 4002871
    Abandoned
  150. No 1 Surface Mine
    Surface coal · Cumberland Coal Corp · MSHA ID 4000830
    Abandoned
  151. No 1 Surface Mine
    Surface coal · Leon Phillips Coal Company Inc · MSHA ID 4001816
    Abandoned
  152. No 1 Surface Mine
    Surface coal · Larry Brown Inc · MSHA ID 4002324
    Abandoned
  153. No 1 T S M
    Surface coal · Betsy Coal Company · MSHA ID 4002783
    Abandoned
  154. No 1 Tipple
    Facility coal · Premium Coal Company Inc · MSHA ID 4001106
    Abandoned
  155. No 1 Tipple
    Facility coal · Briar Gap Coal Company · MSHA ID 4002110
    Abandoned
  156. No 1 Tipple
    Facility coal · Big Mountain Processing Inc · MSHA ID 4002536
    Abandoned
  157. No 1 Tipple
    Facility coal · Pinnacle Mining Inc · MSHA ID 4002603
    Abandoned
  158. No 11 Mine
    Underground coal · Gay Coal Inc · MSHA ID 4002472
    Abandoned and Sealed
  159. No 1a
    Underground coal · Oliver Springs Mining Company Inc · MSHA ID 4002468
    Abandoned and Sealed
  160. No 2 Mine
    Underground coal · Blue Bird Coal Corp · MSHA ID 4000688
    Abandoned
  161. No 2 Mine
    Underground coal · Laurel Fork Mining Company Inc · MSHA ID 4001617
    Abandoned
  162. No 2 Mine
    Underground coal · Scarlett Coals Inc · MSHA ID 4001817
    Abandoned and Sealed
  163. No 2 Mine
    Underground coal · J J & M Coal Company · MSHA ID 4002118
    Abandoned
  164. No 2 Mine
    Underground coal · Fire Creek Coal Company Of Tennessee · MSHA ID 4002394
    Abandoned
  165. No 3 Mine
    Underground coal · Laurel Fork Mining Company Inc · MSHA ID 4000230
    Abandoned and Sealed
  166. No 3 Mine
    Underground coal · Oliver Springs Mining Company Inc · MSHA ID 4000513
    Abandoned
  167. No 4 Mine
    Underground coal · Baldwin & Phillips Coal Corp · MSHA ID 4002066
    Abandoned
  168. No 4 Mine
    Underground coal · Piedmont Mining Company Inc · MSHA ID 4002309
    Abandoned
  169. No 5
    Underground coal · Oliver Springs Mining Company Inc · MSHA ID 4000684
    Abandoned and Sealed
  170. No 5 Mine
    Underground coal · Tri-Dean Mining Inc · MSHA ID 4002847
    Abandoned and Sealed
  171. No 6 Block Mine
    Underground coal · Oliver Springs Mining Co Inc · MSHA ID 4000768
    Abandoned and Sealed
  172. No 6 Mine
    Underground coal · Phillips & Tucker Coal Company · MSHA ID 4000549
    Abandoned
  173. No 7 Mine
    Underground coal · Gay Coal Inc · MSHA ID 4001854
    Abandoned and Sealed
  174. No 8 Mine
    Underground coal · Oliver Springs Mining Company Inc · MSHA ID 4002068
    Abandoned and Sealed
  175. No 9 Mine
    Underground coal · Gay Coal Inc · MSHA ID 4002347
    Abandoned
  176. Piedmont #3 Mine
    Underground coal · Piedmont Mining Company Inc · MSHA ID 4002313
    Abandoned
  177. Piedmont No 1
    Underground coal · Piedmont Mining Company Inc · MSHA ID 4001852
    Abandoned
  178. Queen Anne No 2
    Underground coal · Queen Anne Coal Company Inc · MSHA ID 4001322
    Abandoned and Sealed
  179. Red Oak No 1 Mine
    Underground coal · Southern States Mining Company · MSHA ID 4001575
    Abandoned
  180. Ru-El No 5 Surface
    Surface coal · Ru-El Coal Company Inc · MSHA ID 4002476
    Abandoned
  181. See More Tipple
    Facility coal · See More Tipple Inc · MSHA ID 4001141
    Abandoned
  182. Slurry Pit No 4
    Surface coal · Beech Grove Processing Inc · MSHA ID 4003083
    Abandoned and Sealed
  183. Tipple #1
    Facility coal · Little Jenny Coal Company Inc · MSHA ID 4002380
    Abandoned
  184. Whizo Auger Mine
    Surface coal · Whizco Inc · MSHA ID 4001603
    Abandoned
  185. Wright No 1 Mine
    Underground coal · Wright Mining Company Inc · MSHA ID 4001876
    Abandoned

Status, type and operator are as reported to MSHA. Fatality and accident counts are MSHA's reportable accident records for the mine; citations are inspector-issued violations on record. Each mine's own page carries the full detail.

Other counties in TennesseeAll counties →
How to read these numbers

The register is MSHA's Mine Data Retrieval System: every operation ever assigned a mine ID, including ones abandoned decades ago, so the count is a history of mining in the county, not a count of working mines. A mine's county is the one its operator reported to MSHA. Fatality and accident counts start with MSHA's reportable-accident records (1983 onward); citation counts are inspector-issued violations on record. We are an independent research tool, not MSHA.