# INUNDATION
> MSHA accident `220251470010` · 05/16/2025 · Sisecam Wyoming, LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** INUNDATION
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Natural Resource Partners LP; Ciner Resources LP
- **Operator:** Sisecam Wyoming, LLC
- **Mine:** [4800154](https://api.ai-analytics.org/mine/4800154)
## Narrative

On Friday, May 16th, 2025 about 9:30am, it was observed that some of our ventilation structures on the lower west section had been compromised. As an abundance of caution, we evacuated the mine. Ventilation was restored and normal operations began Tuesday evening. 

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