A cross-agency U.S. Government Web site. List of AIRNow partner agencies
About AIRNow | Contact Us | FAQs | Search:
Quality of Air Means Quality of Life AIRNow Home
 
Air Quality News — More News —
U.S. EPA proposes to reclassify four California ozone areas
Release date: 08/21/2009 — More —Leave AIRNow
 
 
 
National Air Quality Summary (text) | Ozone Now | Particles Now | Map Center
 
 
Good Moderate Unhealthy for
Sensitive Groups		 Unhealthy Very
Unhealthy		 Hazardous
 
Today's Highest AQI Forecasts
Dallas-Fort Worth, TX !
Ozone
Atlanta, GA
Ozone
Auburn, CA
Ozone
Bakersfield, CA
Ozone
Baltimore, MD
Particles (PM2.5)
—- More —- ! - city declared an Action Day
Note: EPA established a tighter fine particle standard in the fall of 2006 to better protect public health: more information
 
Local Air Quality Conditions and Forecasts
 
Select by map
 
 
E-mail Notification
EnviroFlash: Sign-up for E-mail
 
Air Quality Basics
 
  Air Quality Index (AQI)
 
  Ozone | Particles | UV
 
 
Historical Information
 
  AirCompare:
 
  Compare Your City's Air Quality
 
 
Ozone Season
Ozone: Good Up High, Bad Nearby
Ozone: Good Up High, Bad Nearby: Brochure | Flash Movie
 
Announcements
AQI Brochure Now Available

2009 National Ambient Air Monitoring Conference Nov. 2-5

California Wildfire Advisories

Alaska Wildfire Advisories

Protect Your Family From Wildfire Smoke
 
Web Cams
 
View Visibility Cams
 
Quick Links
Partners
  For Partners
  List of Partners

Air Quality Basics
  Air Quality Index
  Ozone
  Particles
  UV
The AQI for:
  Health Providers
  Older Adults
  Weathercasters

Key Topics
  Your Health
  Smoke From Fires
  International Air Quality
Resources
  AQI in Google Earth
  Publications
  Publications (En Español)
  FAQ
  Movies
  What You Can Do
  NAQ Conferences
  About the Data
The Learning Center
  Kids (K-10)
  Students
  Teachers

 
Accessibility
Privacy and Security
 
 
AIRNow is a government-backed program. Through AIRNow, 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.
EPA Home NOAA-National WeatherService NASA Langley Research Center National Park Service Air Resources National Association of Clean Air Agencies Environment Canada
EPA Home NOAA-National
Weather Service 		NASA
Earth Science 		National Park Service
Air Resources 		National Association
of Clean Air Agencies 		Environment Canada