New York (WRGB) — An Air Quality Health Advisory has been issued for the New York City Metro region, effective Sunday, August 10, 2025, due to elevated ozone levels, according to a release from New York State Department of Environmental Conservation (DEC) Commissioner Amanda Lefton and State Department of Health (DOH) Commissioner Dr. James McDonald.
The advisory will be in effect from 11 AM to 11 PM and includes New York City, Rockland, and Westchester counties. The DEC and DOH issue such advisories when pollution levels, either ozone or fine particulate matter (PM2.5), are expected to exceed an Air Quality Index (AQI) value of 100…