Hazardous waste · violations by year
Hazardous waste violations in Montana in 2026
- 12Handlers cited
- 22Violations on record
- 32Handlers cited in 2025
- 1stAmong Montana counties that year
Montana has 12 hazardous waste handlers with at least one violation on record during 2026, across 22 separate violations. That compares with 32 in 2025. Each row below carries the date the violation was recorded, the agency that recorded it and the kind of violation it was.
Other years
Violations recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-06-16 | IMERYS TALC - THREE FORKS MILL | Three Forks | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-06-16 | IMERYS TALC - THREE FORKS MILL | Three Forks | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-06-16 | BOZEMAN HEALTH BIG SKY MEDICAL CENTER | Big Sky | Hazardous Waste Pharmaceuticals | S |
| 2026-06-16 | BOZEMAN HEALTH BIG SKY MEDICAL CENTER | Big Sky | Standards Applicable to Generators of HW: General | S |
| 2026-06-11 | GOLDEN SUNLIGHT MINES INC | Whitehall | Standards Applicable to Generators of HW: General | S |
| 2026-06-11 | GOLDEN SUNLIGHT MINES INC | Whitehall | Standards Applicable to Generators of HW: General | S |
| 2026-06-11 | GOLDEN SUNLIGHT MINES INC | Whitehall | Standards Applicable to Generators of HW: General | S |
| 2026-05-27 | AMERICAN EAGLE INSTRUMENTS INC | Missoula | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-05-27 | AMERICAN EAGLE INSTRUMENTS INC | Missoula | Standards Applicable to Generators of HW: General | S |
| 2026-05-20 | GLENDIVE MEDICAL CENTER | Glendive | Standards Applicable to Generators of HW: General | S |
| 2026-05-19 | SIDNEY HEALTH CENTER | Sidney | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-05-19 | SIDNEY HEALTH CENTER | Sidney | Standards Applicable to Generators of HW: General | S |
| 2026-05-12 | CALUMET MONTANA REFINING LLC | Great Falls | Standards Applicable to Generators of HW: General | S |
| 2026-05-12 | CALUMET MONTANA REFINING LLC | Great Falls | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | S |
| 2026-04-15 | ROCKY MOUNTAIN LABORATORIES | Hamilton | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-04-15 | ROCKY MOUNTAIN LABORATORIES | Hamilton | Standards Applicable to Generators of HW: General | S |
| 2026-03-16 | CHS INC LAUREL REFINERY | Laurel | Standards Applicable to Generators of HW: General | S |
| 2026-02-05 | GROOME PAINT SHOP LLC | Billings | Standards Applicable to Generators of HW: General | S |
| 2026-02-04 | MONTANA SILVERSMITHS INC | Columbus | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2026-02-04 | MONTANA SILVERSMITHS INC | Columbus | Standards Applicable to Generators of HW: General | S |
| 2026-02-04 | MONTANA SILVERSMITHS INC | Columbus | Standards Applicable to Generators of HW: General | S |
| 2026-01-22 | AMAZON.COM SERVICES LLC - WMT2 | Belgrade | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
Figures from EPA’s RCRAInfo download.