Environment ❯ Pollution ❯ Air Pollution ❯ Sources of Pollution

Mitigation Strategies

Code Orange Air Quality Alerts Continue in Parts of Pennsylvania, Extending Into Thursday in Some Areas

Stagnant air under a temperature inversion is trapping fine particle pollution near the surface.

Code Orange Air Quality Alerts in Effect for Allegheny County and South-Central Pennsylvania Through This Evening

Code Orange Air Quality Alert in Susquehanna Valley Today Through Midnight

Canadian Wildfire Smoke Sustains Unhealthy Air Quality in Midwest and Northeast