I'd Say The Columbia Power Plant Is Dirtying Up S. Central Wisconsin

Coal and humid air...

Advisory for Particle Pollution (Orange)

Start Time:	7:00 AM CST Sunday, April 10, 2011
End Time:	11:00 PM CST Sunday, April 10, 2011
Counties:	Columbia, Dane, Sauk

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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 Notices Media Kit
• How You Can Help During an Air Quality Notice
• Do a little, save a lot!
• Local DNR air management program contacts