DEEP: 2008 AQI Information

2008 Air Quality Index (AQI) Information

On March 12, 2008, EPA strengthened the national ambient air quality standard (NAAQS) for ground-level ozone.  The previous standard designed to protect public health was set at .08 parts per million (ppm) and the new standard has been lowered to .075 ppm.  For more information on what this means to the citizens of Connecticut, select one of the following links:


Content Last Updated on April 29, 2008