Arnio Mine Metal/Non-Metal
Nu Stone Mfg & Dist LLC
· Surface
Controlled by
Charles W Corson III
Plainfield,
Windham County,
CT
·
Intermittent
MSHA Mine ID: 0600728
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Email me when a new MSHA incident is filed at Arnio Mine.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2006
119
citations
38
significant & substantial
$47,619
proposed penalties
$23,990
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 | 71 | 0 | 0 | 0.0 |
| 2025 Q3 | 114 | 0 | 0 | 0.0 |
| 2025 Q2 | 520 | 0 | 0 | 0.0 |
| 2025 Q1 | 408 | 1 | 1 | 2451.0 |
| 2024 Q4 | 104 | 0 | 0 | 0.0 |
| 2024 Q3 | 296 | 0 | 0 | 0.0 |
| 2024 Q2 | 224 | 4 | 0 | 17857.1 |
| 2024 Q1 | 210 | 3 | 0 | 14285.7 |
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.