Office of Epidemiology

Columbus Public Health
240 Parsons Ave.
Columbus, Ohio 43215

8:30 am – 5:00 pm
Mon – Fri

Kathy Cowen, M.S., Director
(614) 645-6252

Influenza Surveillance

Columbus and Franklin County Influenza Surveillance

Columbus Public Health and Franklin County Public Health collect information on influenza (flu) and influenza-like illnesses from October through May each year.

We track:

  • Pneumonia and influenza deaths in the City of Columbus 
  • Number of students absent from Columbus City Schools
  • Influenza-like illnesses reported from specific medical offices in Franklin County
  • Influenza-like illness and respiratory illness hospital emergency department and selected pediatric urgent care visits
  • Selected laboratory data
  • Over-the-counter medication sales from retailers
  • Hospitalizations for Influenza

This information is used:

  • To determine outbreaks
  • To track patterns of illnesses
  • To measure illness impact  

Influenza Reports

2019-2020 Flu Season - By Week

Draft Columbus and Franklin County Flu Activity Level Definitions

Draft Columbus and Franklin County Flu Intensity Level Definitions

To request previous Influenza Weekly Reports, contact us at health@columbus.gov

All influenza activity reporting is voluntary and we thank all of our providers for their participation.

The latest weekly report of local influenza surveillance can also be found on the Infectious Disease Reporting System website.

For more information regarding Ohio influenza surveillance, go to the Ohio Department of Health website.

For more information regarding national influenza surveillance, go to the Centers for Disease Control and Prevention website.