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NYC Area Under Air Quality Health Advisory for Ozone

Heat plus stagnant air are driving a spike in ground-level ozone.

Code Orange Air Quality Alerts Remain in Effect Across Southeastern and Central Pennsylvania

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

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

Southern California Air Quality Alerts in Effect as No-Burn Rule Is Enforced

South Coast AQMD Extends No-Burn Order as NWS Keeps Air-Quality Alerts Through Monday

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

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