Mining Incidents

Operators by fatality count

Every MSHA-registered mining operator ranked by recorded fatalities across all the mines they have operated. Click an operator for a full breakdown of incidents, top causes, and affected mines.

For parent-company rollups, see controllers · for individual mines, see mines.

Showing top 50329 fatalities across these 50 operators
  1. 01Performance Coal Company, LLC31fatal
  2. 02Jim Walter Resources Inc21fatal
  3. 03Consolidation Coal Company17fatal
  4. 04Wolf Run Mining LLC15fatal
  5. 05VULCAN CONSTRUCTION MATERIALS, LP11fatal
  6. 06Barrick Goldstrike Mines, Inc10fatal
  7. 07Stillwater Mining Company10fatal
  8. 08Martin Marietta Materials,Inc.10fatal
  9. 09Holcim US Inc9fatal
  10. 10Newmont USA Limited9fatal
  11. 11Genwal Resources, Inc.9fatal
  12. 12McElroy Coal Company8fatal
  13. 13ASARCO LLC, a Delaware Limited Liability Company7fatal
  14. 14Warrior Coal, LLC7fatal
  15. 15Marfork Coal Company, LLC7fatal
  16. 16Gibson County Coal, LLC7fatal
  17. 17Lone Mountain Processing LLC7fatal
  18. 18MLC6fatal
  19. 19Rosebud Mining Company6fatal
  20. 20Kentucky Darby Llc5fatal
  21. 21M-Class Mining LLC5fatal
  22. 22Nyrstar Tennessee Mines, Strawberry Plains LLC5fatal
  23. 23Carter Roag Coal Company5fatal
  24. 24Independence Coal Company, LLC5fatal
  25. 25Small Mine Development, LLC5fatal
  26. 26Perry County Coal, LLC.4fatal
  27. 27Buzzi Unicem USA4fatal
  28. 28Thunder Basin Coal Company LLC4fatal
  29. 29Bridger Coal Company4fatal
  30. 30Spartan Mining Company, LLC4fatal
  31. 31U.S. Silver-Idaho, Inc.4fatal
  32. 32Brooks Run Mining Company, LLC4fatal
  33. 33Freeport-McMoRan Morenci Inc.4fatal
  34. 34The Doe Run Company4fatal
  35. 35Freeport-McMoRan Chino Mines Company4fatal
  36. 36Mingo Logan Coal LLC4fatal
  37. 37Ash Grove Cement Company4fatal
  38. 38Catenary Coal Company LLC4fatal
  39. 39TXI (A/K/A Texas Industries Inc)4fatal
  40. 40Cargill Salt4fatal
  41. 41National Cement Company Of California Inc4fatal
  42. 42Aracoma Coal Company, LLC4fatal
  43. 43Greenbrier Minerals, LLC3fatal
  44. 44Hamilton County Coal, LLC3fatal
  45. 45Pittsburg & Midway Coal Mining Company3fatal
  46. 46Pocahontas Coal Company, LLC3fatal
  47. 47LCT Energy, LP3fatal
  48. 48CEMEX Construction Materials Florida, LLC3fatal
  49. 49Sherwin Alumina Company, LLC3fatal
  50. 50Oak Grove Resources LLC3fatal
Source: US Mine Safety and Health Administration (MSHA) accident records, kept current weekly. Operator identity is the accident-time operator when present, falling back to the mine's current operator. Counts cover all severities; the headline number is fatalities only.