Influenza Surveillance Reports

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

Influenza season runs from October through April each year. Below are the reports from influenza season 2019-2020. These reports are issued monthly during influenza season. After the regular flu season ends in April, 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.

2019-2020 Influenza Surveillance Reports - Louisiana

Due to ongoing COVID-19 response in Louisiana, multiple weekly "Influenza and other Respiratory Viruses" surveillance reports were not available this season.  U.S. Influenza Surveillance Reports can be viewed by visiting CDCs  FLUVIEW).

Click here for 2018-2019 Archived Reports

Click here for 2017-2018 Archived Reports

Click here for 2016-2017 Archived Reports