ACTIVE / OPERATOR PORTFOLIO
Membership and operating status are from the latest MSHA Mines snapshot. Open a mine for its ownership history.
MINE PORTFOLIO
2025-01-01 – 2026-10-17. Active records; production reporting is not required.
Material, method and type filters apply to this table. The portfolio’s status applies to the entire page. GEM fields describe their own release, not the selected MSHA year.
| Mine | Location / type | Coal · short tons | Hours worked | Violations | Accident records | On-site inspection hours |
|---|---|---|---|---|---|---|
| Thompson Creek Mine1000531 · Active | Custer, IDSurface · MSHA: Molybdenum Ore | — | — | 20 | 17 | 189.5 |
Production and hours sum available quarterly reports. — means unavailable; zero safety records means none in the selected imported period. Ownership reflects the current MSHA record.
LOCATION
1 of 1 mine with usable MSHA coordinates. Select a marker to open a mine.
2025 Q1 – 2026 Q4
Database snapshot · 2026-10-17. All 1 mines listed under this operator were checked; 0 have reports in the available quarters. Totals use current ownership.
reported short tons
reported employee hours
production ÷ hours worked
Missing values appear as —. Totals use available reports. Tons per hour requires production and hours for the same quarters and a nonzero hours total. * Striped bars mark partial mine coverage or an incomplete quarter. See the table for coverage.
| Quarter | Coal (short tons) | Hours worked | Tons / hour | Avg. employees | Coverage |
|---|---|---|---|---|---|
| 2025 Q1 | — | — | — | — | No report |
| 2025 Q2 | — | — | — | — | No report |
| 2025 Q3 | — | — | — | — | No report |
| 2025 Q4 | — | — | — | — | No report |
| 2026 Q1 | — | — | — | — | No report |
| 2026 Q2 | — | — | — | — | No report |
| 2026 Q3 | — | — | — | — | No report |
| 2026 Q4 | — | — | — | — | No report |
2025-01-01 – 2026-10-17
0 significant & substantial (S&S)
0 records classified as fatality
19 of 20 violations with amounts
20 inspections · 20 with hours
Counts are published records, including contractor records. * The quarter was incomplete at the snapshot date; recent counts may rise as reports arrive. — means no reported amount or hours. Portfolio totals use current membership.
| Quarter | Violations | S&S | Proposed USD | Accident records | Fatality records | Inspections | On-site hours |
|---|---|---|---|---|---|---|---|
| 2025-Q1 | 0 | 0 | — | 4 | 0 | 1 | 2.0 |
| 2025-Q2 | 5 | 0 | 755.00 | 3 | 0 | 4 | 36.8 |
| 2025-Q3 | 0 | 0 | — | 1 | 0 | 1 | 14.3 |
| 2025-Q4 | 0 | 0 | — | 1 | 0 | 2 | 9.0 |
| 2026-Q1 | 7 | 0 | 1,057.00 | 2 | 0 | 3 | 51.3 |
| 2026-Q2 | 7 | 0 | 1,298.00 | 4 | 0 | 5 | 50.8 |
| 2026-Q3 | 1 | 0 | — | 2 | 0 | 4 | 25.5 |
| 2026-Q4 * | 0 | 0 | — | 0 | 0 | 0 | — |
All violations issued in the selected period. Counts combine subsections.
Verbal Hazard Complaint Inspections · 2.3 on-site hours
Description not reported
POWERED HAULAGE · PERM TOT OR PERM PRTL DISABLTY
A driver was exiting mine site and while exiting the mine lost control of the truck due to traveling too fast down a steep grade. The driver tipped the truck and trailer over while attempting to navigate a tight turn. The driver side window was down and the drivers left arm went out of the window when the truck tipped. EE's left arm had to be amputated just below the elbow.
Non-Fatal Accident Investigation · 17.5 on-site hours
103 (g) Written Notification Hazard Complaint Inspectio · 3.3 on-site hours
MACHINERY · DAYS RESTRICTED ACTIVITY ONLY
An employee was attempting to remove a sharp metal shaving from a pipe that was threaded using a pipe threader machine. When they pulled on the metal shaving, it did not separate from the pipe as expected, causing the sharp edge to lacerate their finger through their glove. The injured employee received 8 stitches to their index finger.
Impoundment Spot Inspection · 2.5 on-site hours
MACHINERY · DAYS AWAY FROM WORK ONLY
Dozer abruptly stopped on its own causing the operator's upper body to move in a forward while the lap belt held the lower body in the seat. The operator then experienced pain in back with numbness and tingling. Contributing fact was a loose wire at the bottom of the connector and an internal locking tab failure within the connector, allowing the wire to back out.
Verbal Hazard Complaint Inspections · 5.0 on-site hours
SLIP OR FALL OF PERSON · DAYS RESTRICTED ACTIVITY ONLY
Employee was climbing off the ladder of a 993 loader. The employee missed the last step causing EE to fall to the ground injuring EE's right elbow.
SLIP OR FALL OF PERSON · DAYS RESTRICTED ACTIVITY ONLY
Emloyee stepped out of a medium duty vehicle onto uneven ground and rolled their ankle. This caused a fracture to the distal fubula.
SLIP OR FALL OF PERSON · DAYS AWAY FROM WORK ONLY
Employee was climbing down the steps of a blast hole drill, when the employees first foot touched the ground EE let go of the handholds with EE's hands, at this moment the other foot got caught on the last rung of the steps causing EE to fall backward onto the ground. The employee had soreness and stiffness in the lower right back.
Impoundment Spot Inspection · 2.0 on-site hours
56.11002 · $151.00 proposed
56.11002 · $151.00 proposed
56.4130(b) · $151.00 proposed
Verbal Hazard Complaint Inspections · 5.8 on-site hours
56.14100(b) · $151.00 proposed
Regular Safety and Health Inspection · 33.5 on-site hours
56.12019 · $151.00 proposed
56.12013(b) · $366.00 proposed
Verbal Hazard Complaint Inspections · 4.5 on-site hours
56.4102 · $177.00 proposed
SLIP OR FALL OF PERSON · DAYS RESTRICTED ACTIVITY ONLY
Employee stepped out of a light vehicle and feet went out from underneath them landing on their backside. Employee was seen on 3/4/26 due to pain and prescribed pain medication and given restrictions.
SLIP OR FALL OF PERSON · DAYS AWAY FROM WORK ONLY
While accessing a generator, an employee slipped and fell on their backside, causing pain and bruising.
MSHA Violations (issue date), Accidents (accident date), and Inspections (begin date). Snapshot 2026-10-17.
Counts describe published rows, including contractor records; accident records are not distinct incidents or numbers of people injured.
Zero means no matching records in the imported sources, not proof of no events. Historical coverage differs by source; absence before a source begins reporting is not a zero incident rate. Invalid or absent dates and records after the snapshot are excluded.
S&S means SIG_SUB=Y. Fatality records use DEGREE_INJURY_CD=01. Proposed penalties are not final assessed or paid amounts; missing dollar values are omitted.
Inspection hours are SUM_TOTAL_ON_SITE_HOURS attributed to the inspection start date, without supervisor/trainee hours. Missing hours are omitted; a started inspection may still be open.
Portfolio totals use current mine membership, including events before the current owner or operator's tenure.
CFR headings link to the current Title 30 index; they are not historical legal determinations.
SELECTED PORTFOLIO
Relationships reflect the selected mine status and current MSHA controller/operator fields.