Flat Rock Hirt Quarry Metal/Non-Metal
JWS Blackrock Inc
· Surface
Controlled by
Jake Schwartz
Christoval,
Tom Green County,
TX
·
Intermittent
MSHA Mine ID: 4105111
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2015
11
citations
1
significant & substantial
$1,166
proposed penalties
$1,166
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 Q2 | 0 | 0 | 0 | |
| 2024 Q4 | 0 | 0 | 0 | |
| 2024 Q3 | 0 | 0 | 0 | |
| 2024 Q1 | 0 | 0 | 0 | |
| 2022 Q1 | 1,350 | 0 | 0 | 0.0 |
| 2018 Q2 | 262 | 0 | 0 | 0.0 |
| 2018 Q1 | 292 | 0 | 0 | 0.0 |
| 2017 Q4 | 452 | 1 | 0 | 2212.4 |
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.