Hazardous waste · inspections by year
Petroleum and coal products manufacturing inspected in Montana in 2025
- 5Handlers inspected
- 16Inspections on record
- 6Handlers inspected in 2024
- 6thAmong Montana counties that year
Montana has 5 hazardous waste handlers with at least one inspection on record during 2025, across 16 separate inspections. That compares with 6 in 2024. It is the 6th 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 |
|---|---|---|---|---|
| 2025-11-25 | CHS INC LAUREL REFINERY | Laurel | FINANCIAL RECORD REVIEW | S |
| 2025-10-21 | PAR MONTANA LLC | Billings | FINANCIAL RECORD REVIEW | S |
| 2025-09-23 | CALUMET MONTANA REFINING LLC | Great Falls | FINANCIAL RECORD REVIEW | S |
| 2025-09-23 | FORMER FLYING J REFINERY | Cut Bank | FINANCIAL RECORD REVIEW | S |
| 2025-09-10 | PAR MONTANA LLC | Billings | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-03 | FORMER FLYING J REFINERY | Cut Bank | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-30 | PHILLIPS 66 COMPANY BILLINGS REFINERY | Billings | NON-FINANCIAL RECORD REVIEW | S |
| 2025-05-22 | CALUMET MONTANA REFINING LLC | Great Falls | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-08 | PHILLIPS 66 COMPANY BILLINGS REFINERY | Billings | FINANCIAL RECORD REVIEW | S |
| 2025-04-17 | PHILLIPS 66 COMPANY BILLINGS REFINERY | Billings | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-21 | CALUMET MONTANA REFINING LLC | Great Falls | NON-FINANCIAL RECORD REVIEW | S |
| 2025-03-17 | CHS INC LAUREL REFINERY | Laurel | CORRECTIVE ACTION COMPLIANCE EVALUATION | S |
| 2025-03-17 | CHS INC LAUREL REFINERY | Laurel | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-06 | PHILLIPS 66 COMPANY BILLINGS REFINERY | Billings | NON-FINANCIAL RECORD REVIEW | S |
| 2025-02-28 | CHS INC LAUREL REFINERY | Laurel | NON-FINANCIAL RECORD REVIEW | S |
| 2025-02-27 | PAR MONTANA LLC | Billings | NON-FINANCIAL RECORD REVIEW | S |
Figures from EPA’s RCRAInfo download.