# FIRE
> MSHA accident `220210490003` · 02/14/2021 · Black Hills Energy
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FIRE
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Black Hills Corp
- **Operator:** Black Hills Energy
- **Mine:** [4800083](https://api.ai-analytics.org/mine/4800083)
## Narrative

Coal had built up in the cone/hopper of the truck load out of Silo #3. Changing weather conditions contributed to the spontaneous combustion of the coal in the hopper, causing the coal to burn.  The fire burned for over an hour and was contained to the metal hopper/duct work. There was no damage to the hopper or duct work. 

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*