...AIR QUALITY ALERT IN EFFECT UNTIL 11 PM EDT THIS EVENING... The Massachusetts Department of Environmental Protection has issued an Air Quality Alert for Ground Level Ozone, until 11 PM EDT this evening. An Air Quality Alert means that Ground Level Ozone concentrations within the region may approach or exceed levels that are Unhealthy for Sensitive Groups. Air is unhealthy for sensitive children and adults, such as those with asthma, lung or heart disease, and older adults. Sensitive children and adults should limit prolonged outdoor activity. For additional information, please visit the Massachusetts Department of Environmental Protection website at: https://mass.gov/orgs/massachusetts-department-of-environmental- protection