HENNIKER PIT AND MILL Metal/Non-Metal
Henniker Sand & Gravel Company Inc
· Surface
Controlled by
Thomas Patenaude
Henniker,
Merrimack County,
NH
·
Active
MSHA Mine ID: 2700190
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
107
citations
23
significant & substantial
$43,641
proposed penalties
$34,818
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 | 5,246 | 0 | 0 | 0.0 |
| 2025 Q3 | 5,152 | 0 | 0 | 0.0 |
| 2025 Q2 | 5,337 | 0 | 0 | 0.0 |
| 2025 Q1 | 4,268 | 1 | 0 | 234.3 |
| 2024 Q4 | 5,284 | 0 | 0 | 0.0 |
| 2024 Q3 | 5,342 | 0 | 0 | 0.0 |
| 2024 Q2 | 5,394 | 1 | 0 | 185.4 |
| 2024 Q1 | 4,600 | 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.