Superior Gypsum Company operator
Controlled by
Quintana Minerals Corp & J A Johnson
MSHA operator ID: L06892
- Fatalities
- 0
- Total incidents
- 2
- Mines on record
- 1
- Years on record
- 1984–1985
Top causes
- HANDLING OF MATERIALS 1 non-fatal
- POWERED HAULAGE 1 non-fatal
Incident timeline
1985
1
1984
1
Mines on record
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The full compliance file on Superior Gypsum Company
A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.