The State of the Air 2011 report looks at levels of ozone and particle pollution found in monitoring sites across the United States in 2007, 2008, and 2009. The report uses the most current quality-assured nationwide data available for these analyses. The topics below will link you to more information.

FACT: Air pollution remains a real and urgent threat to public health in the US, despite real progress since 1970.

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SOTA 2011 Survey