Alabama
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High Ozone Days Particle Pollution Groups At Risk  
County
Grade
Wgt.
Avg.
Orange
Days
Red
Days
Purple
Days
Baldwin B 0.7 2 0 0
Clay A 0.0 0 0 0
Colbert A 0.0 0 0 0
De Kalb - - - - -
Elmore A 0.0 0 0 0
Escambia - - - - -
Etowah A 0.0 0 0 0
Houston * * * * *
Jackson * * * * *
Jefferson F 7.5 21 1 0
Lawrence A 0.0 0 0 0
Limestone * * * * *
Madison C 1.0 3 0 0
Mobile C 2.0 6 0 0
Montgomery A 0.0 0 0 0
Morgan A 0.0 0 0 0
Russell B 0.3 1 0 0
Shelby F 4.0 12 0 0
Sumter A 0.0 0 0 0
Talladega B 0.3 1 0 0
Tuscaloosa B 0.7 2 0 0
Walker - - - - -
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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.