H5N1 Bird Flu Detections across the United States (Wild Birds)
Updated May 24, 2023
This webpage will be updated at 2 PM EST each Wednesday to reflect any new data posted during the previous week.
Instructions: Counties in which bird flu has been detected in wild birds are marked in purple. On the map, select a state that has an outbreak to zoom in. More information is available about bird flu detections in wild birds by hovering over with the mouse (desktop) or tapping (mobile) the affected county. Download Data