8/03/17: AIRNow is experiencing technical difficulties. If you have problems accessing data, please refresh your browser. We are sorry for the inconvenience.
8/1/17: The Smoke Sense mobile application is now LIVE! Learn more.
6/15/17: 2017 National Air Quality Conference. Learn more.
6/7/17: 2017 Air Quality Flag Program Spring Challenge Winners. More
5/9/2017: Air Quality Awareness Week was May 1 - May 5. This year's theme was "Be Air Aware."
4/28/17: National Air Quality Conference, September 11 - 13, 2017. SAVE THE DATE!