Influenza Surveillance Reports

LDH Office of Public Health weekly reports on flu activity in Louisiana

Influenza seasons is typically from October through May each year. Below are the reports from influenza season 2020-2021.  These reports are issued weekly during influenza season. After flu season ends in May, influenza data is collected and analyzed weekly, but reports are only published monthly from June through September, as long as activity remains low.

CDC does not produce surveillance reports over the summer months, but the influenza surveillance website ( will be updated year-round with limited surveillance data.

2020-2021 Influenza Surveillance Reports - Louisiana

Click here for 2019-2020 Archived Reports

Click here for 2018-2019 Archived Reports

Click here for 2017-2018 Archived Reports

Click here for 2016-2017 Archived Reports