Follow us on social media to see when an Ozone Action day has been called
*Sign up for email notifications using the subject line "notification,"
and provide your name, phone number, and email address.
Ground-level ozone is a result of hot, sunny days. Elevated levels can be a health hazard, particularly for the elderly, the young, and those suffering from respiratory ailments such as emphysema or asthma. Current standards are much tougher than in the past, making it even more important for residents to take action on Ozone Action days.
Each of us has a role to play in making air cleaner. SEMCOG, the Southeast Michigan Council of Governments, asks you to spread the air quality message.
There are simple actions you can take on Ozone Action days and everyday to improve our air quality. Learn what you can do.
Your effort makes a difference. Southeast Michigan's air quality is improving.
Southeast Michigan has been taking Ozone Action, a voluntary emissions reduction effort that asks people to reduce pollution, since 1994.
Thanks to a regionally coordinated effort, theregion’s air quality has steadily improved over the past two decades.