🇺🇸🇨🇦WA
Air Quality in Seattle
Seattle enjoys relatively clean air but faces challenges from wildfire smoke and winter wood burning.
📊 AQI Monitoring
Puget Sound Clean Air Agency monitors the region. Washington has strong air quality programs.
Standard: EPA AQI & Canadian AQHI (AQI/AQHI)
⚠️ Key Pollutants
- Wildfire smoke
- Wood burning emissions
- Traffic pollution
- Marine vessel emissions
Local Regulations
PSCAA burn bans. State clean air regulations. Port emission reduction programs.
Outdoor Air in Seattle Is Hard to Change. Indoor Air Isn't.
The EPA says indoor air can be 2-5x more polluted than outside. For Seattle residents, the most effective long-term solution is a quality indoor air purifier — removing 90%+ of PM2.5, allergens, and pollutants where you spend most of your time.
Indoor Air Quality Tips for Seattle
- ✓Follow PSCAA alerts
- ✓HEPA purifiers essential August-October
- ✓Consider ventilation during marine air periods
Improve Your Indoor Air Quality
DIY HEPA & MERV air purifiers from $149. Effective, affordable solutions for Seattle residents.
Shop Clean Air Kits →