WLC-1 Metal/Non-Metal
W Lorentz & Sons Construction, Inc.
· Surface
Controlled by
Robert Lorentz
Mankato,
Blue Earth County,
MN
·
Intermittent
MSHA Mine ID: 2103992
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2021
22
citations
4
significant & substantial
$4,106
proposed penalties
$4,106
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 | 427 | 0 | 0 | 0.0 |
| 2025 Q3 | 1,244 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,128 | 0 | 0 | 0.0 |
| 2024 Q4 | 824 | 5 | 1 | 6068.0 |
| 2024 Q3 | 1,082 | 0 | 0 | 0.0 |
| 2024 Q2 | 1,550 | 8 | 1 | 5161.3 |
| 2024 Q1 | 393 | 0 | 0 | 0.0 |
| 2023 Q4 | 384 | 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.