Advisory for Particle Pollution (Orange)
| Start Time: | 9:00 AM CST Tuesday, January 25, 2011 |
| End Time: | 6:00 AM CST Wednesday, January 26, 2011 |
| Counties: | Brown, Columbia, Dane, Dodge, Jefferson, Milwaukee, Ozaukee, Sauk, Washington, Waukesha |
AIR QUALITY INDEX CHART
| Air Quality Index (AQI) Values | Levels of Health Concern | Colors |
| When the AQI is in this range: | ...air quality conditions are: | ...as symbolized by this color: |
| 0 to 50 | Good | Green |
| 51 to 100 | Moderate | Yellow |
| 101 to 150 | Unhealthy for Sensitive Groups | Orange |
| 151 to 200 | Unhealthy | Red |
| 201 to 300 | Very Unhealthy | Purple |
| 301 to 500 | Hazardous | Maroon |
For More Information:
- Detailed Alert Status Information
- Air Quality Index
- Air Quality Watches and Advisories Media Kit
- How You Can Help During an Ozone Watch/Advisory
- Do a little, save a lot!
- Local DNR air management program contacts
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