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Health Effects

Sensitive Groups Advisories Precautions Recommendations Respiratory Issues Delhi AQI Preventive Measures Guidelines Public Safety Air Quality Index Alerts Respiratory Conditions Safety Recommendations

L.A. County Air Quality Alert Extended Through Tuesday as No‑Burn Order Continues

Forecasters cite harmful fine‑particle smoke, urging indoor air precautions.

Air Quality Alerts and No-Burn Order Stretch Across Southern California Through Monday

Ozone Action Day Expands to Austin as Air Quality Alerts Hit Four Texas Metros

Canadian Wildfire Smoke Extends Air Quality Alerts Across Midwest and Northeast

Wildfire Smoke Triggers Widespread Air Quality Alerts Across Upper Midwest

Rain Eases Drought in Chicago as Fog and Wildfire Haze Linger