Arkansas
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High Ozone Days Particle Pollution Groups At Risk  
County
Grade
Wgt.
Avg.
Orange
Days
Red
Days
Purple
Days
Arkansas - - - - -
Ashley - - - - -
Crittenden F 4.2 11 1 0
Faulkner - - - - -
Garland - - - - -
Jackson - - - - -
Mississippi - - - - -
Montgomery * * * * *
Newton A 0.0 0 0 0
Phillips - - - - -
Polk A 0.0 0 0 0
Pope - - - - -
Pulaski F 3.3 10 0 0
Sebastian - - - - -
Union - - - - -
Washington * * * * *
White - - - - -
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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.