Connecticut
Take Action
High Ozone Days Particle Pollution Groups At Risk  
County
Grade
Wgt.
Avg.
Orange
Days
Red
Days
Purple
Days
Fairfield F 12.2 26 7 0
Hartford F 3.5 9 1 0
Litchfield F 4.7 14 0 0
Middlesex F 4.8 10 3 0
New Haven F 6.5 15 3 0
New London D 3.2 8 1 0
Tolland F 5.0 12 2 0
Donate
American Lung Association State of the Air: 2008 NOTES

(1) * indicates incomplete monitoring data for all three years. Therefore, those counties are excluded from the grade analysis.
(2) A dash (-) indicates that there is no monitor collecting data in the county.

More about Methodology.