St. Louis Encephalitis incidence map


Curren, E. J. et al. American Journal of Tropical Medicine and Hygiene St. Louis Encephalitis Virus Disease in the United States, 2003-2017. Oct. 2018. 198 counties in 33 states and the District of Columbia reported SLEV activity.  A total of 193 human cases of SLEV disease were reported, including 148 cases of neuroinvasive disease. AK, AZ, and MS had the highest average annual incidence of neuroinvasive disease cases.