Hazardous waste · inspections by year
Mining and quarrying inspected in Montana in 2025
- 4Handlers inspected
- 7Inspections on record
- 4Handlers inspected in 2024
- 8thAmong Montana counties that year
Montana has 4 hazardous waste handlers with at least one inspection on record during 2025, across 7 separate inspections. That compares with 4 in 2024, the same number. It is the 8th largest of the 14 Montana counties with three or more handlers inspected that year. Each row below carries the date the inspection was recorded, the agency that recorded it and the kind of inspection it was.
Other years
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-10-29 | WESTMORELAND ROSEBUD MINING LLC | Colstrip | NON-FINANCIAL RECORD REVIEW | S |
| 2025-07-08 | WESTMORELAND ROSEBUD MINING LLC | Colstrip | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-03 | STILLWATER MINE | Nye | NON-FINANCIAL RECORD REVIEW | S |
| 2025-04-08 | US ANTIMONY MINE & MILL | Thompson Falls | NON-FINANCIAL RECORD REVIEW | S |
| 2025-03-12 | GOLDEN SUNLIGHT MINES INC | Whitehall | NON-FINANCIAL RECORD REVIEW | S |
| 2025-02-26 | WESTMORELAND ROSEBUD MINING LLC | Colstrip | NON-FINANCIAL RECORD REVIEW | S |
| 2025-02-13 | STILLWATER MINE | Nye | NON-FINANCIAL RECORD REVIEW | S |
Figures from EPA’s RCRAInfo download.