H5N1 Bird Flu Detections across the United States (Backyard and Commercial)
Updated November 29, 2023
This webpage will be updated weekly on Wednesdays to reflect any new data.
Instructions: Counties that have reported bird flu outbreaks are marked in purple. On the map, select a state that has an outbreak to zoom in. More information is available about the outbreak by hovering over with the mouse (desktop) or tapping (mobile) the affected county. Download Data