EPA Air · nonattainment areas, by county
Air-emissions sources in Silver Bow County, Montana
- 3Facilities
Silver Bow 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.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BASIN CREEK POWER SERVICES | Major source | No |
| BUTTE HIGHLANDS PROJECT | Major source | No |
| PACIFIC STEEL & RECYCLING | Minor source | No |
Designation from EPA’s Green Book national nonattainment dataset, joined on state and county. Figures from EPA’s ICIS-AIR download.