The employee was performing routine preventative maintenance on a transformer when EE was fatally electrocuted.
Stillwater Mining Company: 10 recorded fatalities operator
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.ⓘ
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.| Year | total case rate | days-away | fatal |
|---|---|---|---|
| 2026 | 2.12 | 0.80 | 0.000 |
| 2025 | 2.19 | 1.09 | 0.137 |
| 2024 | 3.17 | 2.26 | 0.000 |
| 2023 | 2.92 | 1.94 | 0.000 |
| 2022 | 1.86 | 1.17 | 0.000 |
| 2021 | 3.03 | 1.91 | 0.132 |
| 2020 | 3.57 | 1.99 | 0.000 |
| 2019 | 3.77 | 2.69 | 0.000 |
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A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.Metal and nonmetal contaminants (personal samples)
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Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.
Last sampled: 2026-07-23
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Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.- Diesel particulate (total carbon)15224 over
- Total Carbon,calculated from elemental carbon.7923 over
- Total Carbon,TC7923 over
- Diesel Particulate Material239 over
Area samples (mill and shop air)
Last sampled: 2026-07-12ⓘ
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.- Settled 647 · 80%
- Stood as issued 39 · 5%
- Vacated or withdrawn 3 · 0%
- Still open 118 · 15%
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Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.ⓘ
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.| Docket | Decision | Judge | Year | Proposed / upheld |
|---|---|---|---|---|
| WEST20020197M | Settlement | Weisberger | 2003 | $85K → $40K |
| WEST 2022-0211 | Dismissal | Miller | 2022 | $75K → $0 |
| WEST 2012-1265M | Settlement | Simonton | 2013 | $52K → $35K |
| WEST 2023-0017 | Dismissal | Simonton | 2023 | $42K → $42K |
| WEST 2012-235M | Settlement | Lesnick | 2012 | $39K → $29K |
| WEST 2021-0011 | Settlement | Miller | 2021 | $39K → $14K |
Top causes
- POWERED HAULAGE 6 fatalities · 199 non-fatal
- MACHINERY 2 fatalities · 457 non-fatal
- FALL OF ROOF OR BACK 1 fatality · 206 non-fatal
- ELECTRICAL 1 fatality · 6 non-fatal
- HANDLING OF MATERIALS 555 non-fatal
- SLIP OR FALL OF PERSON 294 non-fatal
Incident timeline
Mines on record
Fatalities under this operator
10 recordedTangled in drill steel while installing ground support.
On June 9th, 2021 at 2:00 pm the operator was made aware of a collision underground between a locomotive and a UTV resulting in a Fatal incident.
On June 9th, 2021 at 2:00 pm the operator was made aware of a collision underground between a locomotive and a UTV resulting in a fatal incident.
Employee was operating a 4 yd mucker, MU452, on the 38W Level & was found fatally injured. Investigation is currently in progress.
An employee was attempting to repair air lock doors when he received a fatal crushing injury.
THE EE WAS ON ONE KNEE MAKING AN AIR HOSE CONNECTION. A OPERATOR, OPERATING A 3.5 YD SCOOP ENTERED THE WORK AREA STRIKING THE EE WITH THE BUCKETCAUSING FATAL INJURIES.
THE MINER WAS FATALLY INJURED WHEN HE STEPPED OFF THE MUCKER HE WAS OPERATING. THE MINER PARKED THE LHD ON A 15% GRADE ON THE 66W RAMP. WHEN HE REMOVED HIMSELF FROM THE OPERATORS COMPARTMENT THE LHD BEGAN TO ROLL DOWN THE RAMP. THE MINER WAS CAUGHT BETWEEN THE BUCKET & THE RIB.
THE EE FINISHED DRILLING THE LEFT RIB, WAS STILLBOLTING WHEN HE LEFT HIS JACKLEG,HE WAS MOVING AWAY FROM HIS JACKLEG WHEN A PIECE OF ROCK CAME OUT OF THE RIGHT RIB, STRIKING EE & KNOCKING HIM TO THE GROUND. HE SUSTAINED A DISLOCATED HIP & A FRACTURED PELVIS. HE WAS HOSPITALIZED FOR TREATMENT OF HIS INJURIES.
EMPLOYEE WAS FATALLY INJURED WHILE WORKING ON THE 5000W RAIL HAULAGE LEVEL. HE WAS PINNED UNDER A RAIL CAR. ACCIDENT IS STILL UNDER INVESTIGATION.
Where Stillwater Mining Company stands on silica, penalties, and injury rate
MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.
The federal record itself stays free on this site. What costs money, and why.