EPA Air · nonattainment areas, by county
Air-emissions sources in Rosebud County, Montana
- 3Facilities
Rosebud County, Montana is designated nonattainment or maintenance for at least one national ambient air-quality standard, so a new or expanding source here faces stricter permitting than the same source would in a county that meets every standard. The designation belongs to the county, not to any facility on this page.
By emissions classification in Rosebud County
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| COLSTRIP ENERGY LTD PARTNERSHIP | Major source | No |
| COLSTRIP STEAM ELECTRIC STATION | Major source | No |
| WILLISTON BASIN - HATHAWAY STATION | Major source | No |
Designation from EPA’s Green Book national nonattainment dataset, joined on state and county. Figures from EPA’s ICIS-AIR download.