Cleanest Cities

Four cities ranked on all three lists of the cleanest cities in 2009-2011.1 That means they had no days in the unhealthy level for ozone or short-term particle pollution and were on the list of the cleanest cities for year-round particle pollution. Listed alphabetically, the four cities are:

    Want to see how your city compared to one of these? To compare any two cities, go to Compare Your Air.
  • Bismarck (ND)
  • Cape Coral-Fort Myers (FL)
  • Palm Bay-Melbourne-Titusville (FL)
  • Rapid City (SD)

Sixteen cities ranked as the cleanest for both year-round and short-term particle pollution, listed alphabetically:

  • Bangor (ME)
  • Bismarck (ND)
  • Cape Coral-Fort Myers (FL)
  • Colorado Springs (CO)
  • Farmington (NM)
  • Flagstaff (AZ)
  • Fort Collins-Loveland (CO)
  • Lakeland-winter Haven (FL)
  • Palm Bay-Melbourne-Titusville (FL)
  • Prescott (AZ)
  • Rapid City (SD)
  • Redding (CA)
  • Salinas (CA)
  • Sarasota (FL)
  • St. George (UT)
  • Tucson (AZ)

Seven cities were on both the cleanest cities lists for ozone and for year-round particle pollution, listed alphabetically:

  • Bismarck (ND)
  • Burlington (VT)
  • Cape Coral-Fort Myers (FL)
  • Duluth (MN)
  • Palm Bay-Melbourne-Titusville (FL)
  • Rapid City (SD)
  • Santa Fe-Espanola (NM)

Ten cities made both the cleanest cities lists for ozone and for short-term particle pollution, listed alphabetically:

  • Bismarck (ND)
  • Brownsville (TX)
  • Cape Coral-Fort Myers (FL)
  • Claremont-Lebanon (NH)
  • Gainesville (FL)
  • McAllen-Edinburg-Pharr (TX)
  • Monroe (LA)
  • Muscle Shoals (AL)
  • Palm Bay-Melbourne-Titusville (FL)
  • Rapid City (SD)

1 Note that the full metropolitan areas often include multiple counties, incorporated cities and counties in adjacent states, as the Office of Management and Budget defines them. Not all counties in any metro area will have monitors.