Air Compliance & Permitting Services for the Rocky Mountain Region.
Grouse Mountain delivers expert air compliance and permitting services across Wyoming and the greater Rocky Mountain/High Plains region. From pre‑construction planning to ongoing emissions reporting, our team ensures your project meets the demands of the Clean Air Act, state air programs, and agency‑specific protocols.
Air Permitting
- New Source Review (NSR), Prevention of Significant Deterioration (PSD) permits
- Title V major source conditions, synthetic minor/portable source permits
- National Emission Standards for Hazardous Air Pollutants (NESHAP), New Source Performance Standards (NSPS)
- State‑specific programs (e.g., Colorado Air Pollutant Emission Notice (APEN), WY DEQ Inventory/Monitoring/Permitting/Compliance Tracking (IMPACT))
Greenhouse Gas (GHG) Inventories & Reporting
- Compliance with the United States Environmental Protection Agency’s Electronic Greenhouse Gas Reporting Tool (e‑GGRT)
- Guidance on the World Resources Institute & World Business Council for Sustainable Development Greenhouse Gas Protocol
Site Assessments & Auditing
- Method 22 visual opacity observations and emissions testing
- Air quality audits, permit‑condition reviews, compliance gap analyses
