EPA Air · by state and industry
Chemical manufacturing (NAICS 3251) air sources in Montana
- 5Facilities
Permitted air-emissions sources in Montana whose primary industry code is NAICS 3251. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AIR LIQUIDE | Minor source | No |
| GREAT FALLS RENEWABLE DIESEL PLANT | Major source | No |
| HEXION INC | Synthetic minor source | No |
| MONTANA SULPHUR & CHEMICAL | Major source | No |
| MRL GREAT FALLS RENEWABLE FUELS PLANT | Major source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.