Air Quality Guide for Ozone
This guide provides you with information about ways to protect your health when ozone levels reach the unhealthy range, and ways you can help reduce ozone air pollution.
Air Quality Guide for Ozone
(2 pp., 68 KB)
AirNow is experiencing technical issues with the location lookup function in both the iOS and Android versions of the AirNow app. The issue should not affect your saved locations. While we work to resolve the issue, you can find your air quality by selecting “Map” at the bottom of the app or by visiting the AirNow website at https://www.airnow.gov.
EPA has updated the Air Quality Index (AQI) for particle pollution, at the same time the Agency updated the annual health-based standard for this harmful pollutant. AirNow will reflect the updates when they become effective -- 60 days after the rule is published in the Federal Register. Read about the AQI updates.
EPA will host the National Air Quality Conference (NAQC) as a virtual only event on March 18-21, 2024.
Visit the NAQC webpage to learn more about this event.
This guide provides you with information about ways to protect your health when ozone levels reach the unhealthy range, and ways you can help reduce ozone air pollution.