The Infectious risk has shown an upward trend over the past 12 weeks, reaching a notably higher level in the most recent week compared to prior weeks..
Allergy risk activity has held steady over the past 12 weeks in Delaware, Ohio.
No Pollution activity has been reported over the past 12 weeks in Delaware, Ohio.
Weather risk activity has remained stable over the past 12 weeks in Delaware, Ohio.
Last updated: August 24, 2026
Data refreshed weekly