West Nile Virus Activity by State 2020
West Nile Virus Activity by State – United States, 2020 (as of June 30, 2020)
*WNV human disease cases or presumptive viremic blood donors. Presumptive viremic blood donors have a positive screening test which has not necessarily been confirmed.
†WNV veterinary disease cases, or infections in mosquitoes, birds, or sentinel animals.
Data table: WNV infections in mosquitoes, birds, sentinel animals, or veterinary animals have been reported to CDC ArboNET from the following states for 2020: California, Florida, Georgia, Illinois, Louisiana, Michigan, Tennessee and Texas.
West Nile virus infections in humans have been reported to CDC ArboNET from the following states: Arizona, Arkansas, Iowa, Missouri, and New Mexico.