Sandstone Quarry Metal/Non-Metal
Krukowski Stone Company Inc
· Surface
Controlled by
Jeff Krukowski
Mosinee,
Marathon County,
WI
·
Intermittent
MSHA Mine ID: 4703237
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
61
citations
13
significant & substantial
$10,093
proposed penalties
$8,993
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 | 842 | 5 | 1 | 5938.2 |
| 2025 Q3 | 1,172 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,202 | 0 | 0 | 0.0 |
| 2025 Q1 | 37 | 0 | 0 | 0.0 |
| 2024 Q4 | 562 | 5 | 2 | 8896.8 |
| 2024 Q3 | 1,202 | 0 | 0 | 0.0 |
| 2024 Q2 | 482 | 0 | 0 | 0.0 |
| 2024 Q1 | 242 | 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.