Department Of Natural Resources

	Data is current as of: 12/28/2016 3:01 AM Click to refresh maps with the latest available data.
The Air Quality Index has changed to reflect the new federal ozone standard. See Wisconsin Statewide Air Quality Notices for details.

Air Quality Advisory or Special Notice is in effect. See details below.

	Combined OZONE and PM2.5 Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice OZONE Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice PM2.5 Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice PM10 Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice CARBON MONOXIDE Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice SULFUR DIOXIDE Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice NITROGEN DIOXIDE Colors indicate the current Air Quality Index (AQI) 12/28/2016 3:21:56 AM Indicates a current Advisory or Special Notice
PM2.5: Particulate with a diameter less than 2.5 µm. PM10: Particulate with a diameter less than 10 µm.

Current Advisories and Special Notices

No air quality advisories or special notices in effect.

Air Quality Reports:

Hourly Monitoring Data	AQI Current Hour Summary	Highest AQI
8-hr Ozone Average Summary	Highest Ozone	24-hr PM2.5 Summary
Highest PM2.5	Previous Day’s Data	Advanced Reports Menu