Alton PMD Metal/Non-Metal
Stockton Sand & Gravel
· Surface
Controlled by
Samuel S Sargent
Alton,
Penobscot County,
ME
·
Intermittent
MSHA Mine ID: 1700953
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2016
8
citations
3
significant & substantial
$1,216
proposed penalties
$1,216
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 | 623 | 0 | 0 | 0.0 |
| 2025 Q3 | 709 | 2 | 1 | 2820.9 |
| 2025 Q2 | 687 | 0 | 0 | 0.0 |
| 2025 Q1 | 192 | 0 | 0 | 0.0 |
| 2024 Q4 | 641 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,026 | 0 | 0 | 0.0 |
| 2024 Q2 | 713 | 0 | 0 | 0.0 |
| 2023 Q3 | 683 | 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.