MT. GAINES MINE Metal/Non-Metal
Mt Gaines Rock
· Surface
Controlled by
Jack Bankhead
Hornitos,
Mariposa County,
CA
·
Active
MSHA Mine ID: 0404794
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Email me when a new MSHA incident is filed at MT. GAINES MINE.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2007
52
citations
4
significant & substantial
$6,492
proposed penalties
$5,737
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 | 1,164 | 0 | 0 | 0.0 |
| 2025 Q2 | 672 | 3 | 1 | 4464.3 |
| 2025 Q1 | 542 | 0 | 0 | 0.0 |
| 2024 Q4 | 538 | 0 | 0 | 0.0 |
| 2024 Q3 | 530 | 1 | 0 | 1886.8 |
| 2024 Q2 | 530 | 0 | 0 | 0.0 |
| 2024 Q1 | 570 | 0 | 0 | 0.0 |
| 2023 Q4 | 640 | 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.