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National Overview                                             

Today's National AQI Forecast - click for larger map

Top Story:
Unhealthy for Sensitive Group levels of particle pollution forecast for Salt Lake City, Denver, and the San Joaquin Valley today. Elevated ozone levels are expected in Houston.
Today's Forecast
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International Air Quality
Air Quality Email Notification Now Available (limited basis). EnviroFlash is a free service that provides information about air quality via email. A pilot version is available for several areas: Cincinnati, OH, Detroit, MI, Nashville, TN, Oklahoma City, OK, and Greensboro/High Point/Winston-Salem, NC.
Leaf burning is banned or restricted in many areas of the country. Visit your local air agency for information on leaf burning in your area. State, local and tribal partners.
Residential Leaf Burning: FAQ Exit airnow
Volcanos Can Impact Air Quality
Mount St. Helens Update, Volcano Alert (Level 2)
Current Status
| EPA: Volcanic Eruptions Information Exit airnow
Air Quality Index (AQI) values can vary from one season to another. In summer, for example, ozone may be a significant air pollutant because it forms in the presence of heat and sunlight. Particle pollution can be elevated at any time of the year. --More --
Local Forecast & Conditions:

Local forecasts and current air quality conditions, animations, visibility web cams and state, tribal and local Web sites.
Current Ozone and Particle Maps
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Current visibility at Great Smoky Mountains National Park
Current visibility at Great Smoky Mountains National Park
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What You Can Do
Find out what you can do to help reduce traffic congestion and air pollution in your community.

Three Simple Fall Tips
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AIR Now is a government-backed program. Through AIR Now, EPA, NOAA, NPS, news media, tribal, state, and local agencies work together to report conditions for ozone and particle pollution. State, Local and Tribal Partners.
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