O'Brien & Sons Metal/Non-Metal
O'Brien & Sons
· Surface
Controlled by
Charles S O'Brien
Brownsillve,
Piscataquis County,
ME
·
Intermittent
MSHA Mine ID: 1700968
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2015
34
citations
10
significant & substantial
$4,754
proposed penalties
$2,416
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 | 150 | 0 | 0 | 0.0 |
| 2025 Q3 | 104 | 0 | 0 | 0.0 |
| 2025 Q2 | 117 | 0 | 0 | 0.0 |
| 2025 Q1 | 33 | 0 | 0 | 0.0 |
| 2024 Q4 | 40 | 2 | 0 | 50000.0 |
| 2024 Q3 | 104 | 0 | 0 | 0.0 |
| 2024 Q2 | 96 | 0 | 0 | 0.0 |
| 2024 Q1 | 8 | 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.