EPA fines in Montana
30 cases at facilities in Montana totalling $10,666,433.25 in civil penalties assessed, from settlements entered November 12, 2021 – November 12, 2026.
| Company / respondent | Case | Law | Civil penalty assessed | Settlement entered | Source |
|---|---|---|---|---|---|
| BRIDGER PIPELINE LLC BRIDGER PIPELINE - BRIDGER POPLAR PIPELINE YELLOWSTONE RIVER REPLACEMENT — Glendive, MT Cited: Oil Spill Violation Under CWA/OPA | Belle Fourche Pipeline Company Case 08-2016-0003 | CWA | $9,800,000.00 | 2023-10-02 | ECHO case report |
| Calumet Montana Refining, LLC MONTANA REFINING COMPANY — Great Falls, MT | CALUMET MONTANA REFINING Case 08-2024-0023 | CAA | $385,000.00 | 2023-12-12 | ECHO case report |
| CHS INC CHS - LAUREL REFINERY — Laurel, MT | CHS INC LAUREL REFINERY Case 08-2026-0286 | CAA | $240,000.00 | 2026-09-16 | ECHO case report |
| Two Medicine Water Company BROWNING LAGOON — Browning, MT | Two Medicine Water Company Case 08-2023-0044 | CWA | $40,000.00 | 2023-02-13 | ECHO case report |
| CALUMET MONTANA REFINING MONTANA REFINING COMPANY — Great Falls, MT | CALUMET MONTANA REFINING Case 08-2022-0079 | EPCRA | $24,709.00 | 2022-05-06 | ECHO case report |
| Yellowstone County Commissioners YELLOWSTONE COUNTY/MDT SMALL MS-4 — Billings, MT | Yellowstone County MS4 Case 08-2026-0249 | CWA | $22,400.00 | 2026-06-23 | ECHO case report |
| Ole Boli, LLC, d/b/a CertaPro Painters of Southern CERTAPRO PAINTERS OF SOUTHERN MONTANA — Bozeman, MT | CertaPro Painters of Southern Montana Case 08-2024-0138 | TSCA | $20,500.00 | 2024-06-20 | ECHO case report |
| Hi-Noon Petroleum - Grayling Creek HI-NOON PETROLEUM - GRAYLING CREEK — West Yellowstone, MT | Hi-Noon Petroleum - Grayling Creek Case 08-2024-0166 | CWA | $20,000.00 | 2024-06-04 | ECHO case report |
| City of Helena CITY OF HELENA WWTP — Helena, MT | City of Helena Pretreatment Case 08-2021-0211 | CWA | $20,000.00 | 2022-06-29 | ECHO case report |
| White Rock Oil and Gas, LLC ALBIN FARMS 31X-31 — Girard, MT | White Rock Oil and Gas, LLC Case 08-2026-0138 | CAA | $20,000.00 | 2026-03-18 | ECHO case report |
| Total of all 30 cases in this group | $10,666,433.25 | ||||
Showing the top 10 of 30 cases in this group. Group total (all 30): $10,666,433.25 in civil penalties assessed. The full list and CSV export come with the paid plan — see Pricing.