Natural Resources

Air Quality

Air Quality

Graphs at a Glance

Ozone Exceedances by Year.

Ozone Exceedances in Virginia, 1997-2007



Air Quality, 2006

State # of Unhealthy Days *
Virginia 56
Maryland 75
North Carolina 60
Tennessee 72
Vermont 0
United States 25
 * For those suffering from asthma and lung disease