Hazardous waste · violations by year
Hazardous waste violations in Montana in 2025
- 32Handlers cited
- 59Violations on record
- 35Handlers cited in 2024
- 1stAmong Montana counties that year
Montana has 32 hazardous waste handlers with at least one violation on record during 2025, across 59 separate violations. That compares with 35 in 2024. 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 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-31 | VIZN ENERGY SYSTEMS INC | Columbia Falls | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | S |
| 2025-12-31 | VIZN ENERGY SYSTEMS INC | Columbia Falls | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | S |
| 2025-12-31 | VIZN ENERGY SYSTEMS INC | Columbia Falls | Standards Applicable to Generators of HW: General | S |
| 2025-12-10 | MSU BOZEMAN MONTANA STATE UNIVERSITY | Bozeman | Standards Applicable to Generators of HW: General | S |
| 2025-12-10 | JET AVIATION BOZEMAN | Belgrade | Standards for Used Oil: Generators | S |
| 2025-12-02 | ST PETERS HEALTH | Helena | Standards Applicable to Generators of HW: General | S |
| 2025-12-02 | ST PETERS HEALTH | Helena | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-12-02 | ST PETERS HEALTH | Helena | Standards Applicable to Generators of HW: General | S |
| 2025-12-02 | ST PETERS HEALTH | Helena | Hazardous Waste Pharmaceuticals | S |
| 2025-12-02 | ST PETERS HEALTH | Helena | Standards Applicable to Generators of HW: General | S |
| 2025-11-24 | BTI LOGHOME CARE | Bozeman | Standards Applicable to Generators of HW: General | S |
| 2025-11-24 | MONTANA PAINT INC | Bozeman | Standards Applicable to Generators of HW: General | S |
| 2025-10-23 | CONSOLIDATED KRY SITE | Kalispell | Standards Applicable to Generators of HW: General | S |
| 2025-10-09 | ADVANCE AUTO PARTS DC #58 | Billings | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-10-09 | OZARK AUTOMOTIVE DISTRIBUTORS, DC #15 | Billings | Standards Applicable to Generators of HW: General | S |
| 2025-10-09 | OZARK AUTOMOTIVE DISTRIBUTORS, DC #15 | Billings | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-09-30 | SHERWIN WILLIAMS #703057 | Kalispell | Standards Applicable to Generators of HW: General | S |
| 2025-08-14 | LATTICE MATERIALS CORP | Bozeman | Standards for Used Oil: Generators | S |
| 2025-08-05 | BIG SKY SCIENTIFIC LLC | Sun River | Standards Applicable to Generators of HW: General | S |
| 2025-08-05 | BIG SKY SCIENTIFIC LLC | Sun River | Standards Applicable to Generators of HW: General | S |
| 2025-07-21 | AMAZON.COM SERVICES LLC - WMT1 | Missoula | Hazardous Waste Pharmaceuticals | S |
| 2025-07-09 | EMERALD SERVICES INC MISSOULA | Missoula | Standards for Used Oil: Transporter and Transfer Facilities | S |
| 2025-07-08 | WESTMORELAND ROSEBUD MINING LLC | Colstrip | Standards Applicable to Generators of HW: General | S |
| 2025-07-03 | WALMART SUPERCENTER #3259 | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-07-03 | WALMART SUPERCENTER #3259 | Missoula | Standards for Used Oil: Generators | S |
| 2025-06-26 | GLAXOSMITHKLINE BIOLOGICALS N AMERICA | Hamilton | Standards Applicable to Generators of HW: General | S |
| 2025-06-26 | GLAXOSMITHKLINE BIOLOGICALS N AMERICA | Hamilton | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-06-26 | FRONTIER WOOD PRESERVING | Stevensville | Standards Applicable to Generators of HW: General | S |
| 2025-06-23 | H-E PARTS INTERNATIONAL | Billings | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-06-23 | H-E PARTS INTERNATIONAL | Billings | Standards Applicable to Generators of HW: General | S |
| 2025-06-23 | H-E PARTS INTERNATIONAL | Billings | Standards for Used Oil: Generators | S |
| 2025-05-23 | HOME DEPOT STORE #3103 | Great Falls | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-05-23 | AVMAX MONTANA INC | Great Falls | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-05-23 | AVMAX MONTANA INC | Great Falls | Standards Applicable to Generators of HW: General | S |
| 2025-05-23 | AVMAX MONTANA INC | Great Falls | Standards Applicable to Generators of HW: General | S |
| 2025-05-23 | AVMAX MONTANA INC | Great Falls | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-05-23 | AVMAX MONTANA INC | Great Falls | Standards Applicable to Generators of HW: General | S |
| 2025-05-22 | CALUMET MONTANA REFINING LLC | Great Falls | Standards Applicable to Generators of HW: General | S |
| 2025-05-13 | PAR MONTANA BILLINGS TERMINAL | Billings | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-05-13 | MONTANA SULPHUR & CHEMICAL COMPANY | Billings | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-04-30 | WALMART SUPERCENTER #2259 | Kalispell | Standards Applicable to Generators of HW: General | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-04-03 | THE UNIVERSITY OF MONTANA MISSOULA | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-03-18 | WALMART SUPERCENTER #4412 | Laurel | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
| 2025-03-17 | CHS INC LAUREL REFINERY | Laurel | Standards Applicable to Generators of HW: General | S |
| 2025-03-17 | CHS INC LAUREL REFINERY | Laurel | Standards for Used Oil: Generators | S |
| 2025-03-17 | CHS INC LAUREL REFINERY | Laurel | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | S |
| 2025-02-07 | RESODYN CORPORATION | Butte | Standards Applicable to Generators of HW: General | S |
| 2025-02-06 | SHERWIN WILLIAMS #708455 | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-02-06 | SHERWIN WILLIAMS #708455 | Missoula | Standards Applicable to Generators of HW: General | S |
| 2025-01-24 | SONJUS INDUSTRIAL INC | Kalispell | Standards Applicable to Generators of HW: General | S |
| 2025-01-24 | SONJUS INDUSTRIAL INC | Kalispell | Standards Applicable to Generators of HW: General | S |
| 2025-01-16 | CITY OF BOZEMAN WATER TREATMENT FACILITY | Bozeman | Standards for Universal Waste Management: Standards for Small Quantity Handlers | S |
Figures from EPA’s RCRAInfo download.