Portville-Obi Stone Gravel Mine Metal/Non-Metal
Portville-Obi Stone LLC
· Surface
Controlled by
Dennis A Cornell; Donald R Benson
Portville,
Allegany County,
NY
·
Intermittent
MSHA Mine ID: 3004050
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2020
13
citations
4
significant & substantial
$1,955
proposed penalties
$1,955
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 548 | 0 | 0 | 0.0 |
| 2025 Q3 | 1,313 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,663 | 0 | 0 | 0.0 |
| 2025 Q1 | 712 | 1 | 0 | 1404.5 |
| 2024 Q4 | 939 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,496 | 3 | 0 | 2005.3 |
| 2024 Q2 | 1,469 | 0 | 0 | 0.0 |
| 2024 Q1 | 381 | 0 | 0 | 0.0 |
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No reportable incidents on file.
MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.