Infectious risk activity has been increasing over the past 12 weeks in Ionia, Michigan.
Allergy risk activity has been increasing over the past 12 weeks in Ionia, Michigan.
No Pollution activity has been reported over the past 12 weeks in Ionia, Michigan.
Weather risk activity has been increasing over the past 12 weeks in Ionia, Michigan.
Last updated: May 25, 2026
Data refreshed weekly