Cobra Stone Lueders Quarry Metal/Non-Metal
Cobra Stone Inc.
· Surface
Controlled by
Pedro E Aguado
Lueders,
Shackelford County,
TX
·
Active
MSHA Mine ID: 4104818
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2010
95
citations
29
significant & substantial
$49,994
proposed penalties
$49,994
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 | 18,013 | 1 | 0 | 55.5 |
| 2025 Q3 | 35,978 | 0 | 0 | 0.0 |
| 2025 Q2 | 38,478 | 2 | 0 | 52.0 |
| 2025 Q1 | 37,946 | 4 | 3 | 105.4 |
| 2024 Q4 | 40,893 | 0 | 0 | 0.0 |
| 2024 Q3 | 34,151 | 0 | 0 | 0.0 |
| 2024 Q2 | 43,459 | 9 | 3 | 207.1 |
| 2024 Q1 | 36,615 | 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.