St. Louis City and County ranked 29th most polluted

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ST. LOUIS, MO — The American Lung Association gives St. Louis City and County a poor grade when it comes to air quality.

St. Louis County received an 'F' for ozone and a 'C' for particle pollution.  Results in the city of St. Louis were similar with a 'C' for ozone and an 'F' for particle pollution.

The cleanest city in the American Lung Association report is Anchorage. The most polluted, Los Angeles.

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