Ground level ozone...
...AIR QUALITY ALERT IN EFFECT FROM 11 AM TO 11 PM EDT TUESDAY...
The Massachusetts Department of Environmental Protection has issued
an Air Quality Action Day for Ground Level Ozone, in effect from
11 AM to 11 PM EDT Tuesday.
An Air Quality Action day means that Ground Level Ozone
concentrations within the region may approach or exceed unhealthy
standards. For additional information, please visit the
Massachusetts Department of Environmental Protection website at: