Accident type, without injuries
A grass fire started at the rail road tracks and spread to the mine property. The fire could not be put out within 30 minutes
Thunder Basin Coal Company LLCMining Incidents in 2026
All MSHA-reportable accidents at Thunder Basin Coal Company LLC operations in 2026. Fatalities appear first.
- Fatalities in 2026
- 0
- Total incidents
- 5
- Year
- 2026
Top incident classifications
- 01SLIP OR FALL OF PERSON3 incidents
- 02FIRE2 incidents
All incidents in 2026
Accident type, without injuries
A coal fire was located in the 5 west pit that could not be extinguished within 30 minutes
Fall from ladders
The employee was dismounting the drill from the offside ladder. When on the last rung of the ladder, EE's foot slipped off and when EE landed on the uneven ground EE felt a pop in EE's ankle.
Fall onto or against objects
Employee tripped in the revolving frame of a dragline catching their fall with their right arm. Employee was diagnosed with a torn bicep tendon on 1/16/2026 and had a procedure on 1/22/2026 to repair the bicep tendon
Fall from machine
Employee slipped and fell while getting on EE's equipment.