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Ohio Flu Activity

The Ohio Department of Health tracks seasonal influenza activity on a weekly basis throughout the year. ODH monitors circulating flu viruses and other related data sources and provides weekly summaries of influenza activity from October (Week 40) through May (Week 20). The first week of the new calendar year is indicated by "Week 1."

Current Activity

2019-2020 Flu Season (In Progress)

2019


Week 40   Week 45   Week 50
Week 41   Week 46   Week 51
Week 42   Week 47   Week 52
Week 43   Week 48    
Week 44   Week 49

 

2020


Week 1   Week 8   Week 15
Week 2   Week 9   Week 16
Week 3   Week 10   Week 17
Week 4   Week 11   Week 18
Week 5   Week 12   Week 19
Week 6   Week 13   Week 20*
Week 7   Week 14

 

* This will be the Final Weekly Report of the 2019-2020 influenza season.

2018-2019

2018-2019 Flu Season

2018


Week 40   Week 45   Week 50
Week 41   Week 46   Week 51
Week 42   Week 47   Week 52
Week 43   Week 48    
Week 44   Week 49

 

2019


Week 1   Week 8   Week 15
Week 2   Week 9   Week 16
Week 3   Week 10   Week 17
Week 4   Week 11   Week 18
Week 5   Week 12   Week 19
Week 6   Week 13   Week 20*
Week 7   Week 14

 

* This will be the Final Weekly Report of the 2018-2019 influenza season.

2017-2018

2017-2018 Flu Season

2017


Week 40   Week 45   Week 50
Week 41   Week 46   Week 51
Week 42   Week 47   Week 52
Week 43   Week 48    
Week 44   Week 49

 

2018


Week 1   Week 8   Week 15
Week 2   Week 9   Week 16
Week 3   Week 10   Week 17
Week 4   Week 11   Week 18
Week 5   Week 12   Week 19
Week 6   Week 13   Week 20*
Week 7   Week 14

 

* This is the Final Weekly Report of the 2017-2018 influenza season.