Air Quality Info

- Air Monitoring
- Access to Air Pollution Data
- Ambient Air Monitoring Sites
- Forest Fire Updates
- Air Quality Web Cam
- Modeling
- Modeling Guidelines for Air Quality Permits
- Permitting & Compliance
- 2008 Smoke Mgmt Permits
- Air Quality Permits & Environmental Assessments
- Air Quality Permits
- Air Quality Forms, Applications, Instructions, & Manuals
- Open Burning Permits
- Operating Permits
- Emission Inventory
- Planning & Policies
- Smoke Management
- Visibility Information
- Smoke Updates
- Nonattainment Information
- State Implementation Plan (SIP)
- Maps
Emission Inventories
For each calendar year the Air Compliance Section of the Air Resources Management Bureau compiles an estimated emission inventory of the stationary point sources in the state. This inventory is public information and is available from the Montana Department of Environmental Quality or the United States Environmental Protection Agency (USEPA) in October of each year.
If you have specific questions regarding a point source emission inventory, please contact us.

