News Releases for 2023
Despite the Start of Fall, the Risk of West Nile Virus Continues (9/22/23)
Neglected Swimming Pools Increase West Nile Virus Risk in Contra Costa County (9/15/23)
West Nile Virus Risk is Elevated in Contra Costa County Over Holiday Weekend (9/1/23)
West Nile Virus Activity Continues in Contra Costa County (8/25/23)
West Nile Virus Becomes More Widespread in Contra Costa County (8/18/23)
West Nile Virus Activity Increases in Contra Costa County (8/4/23)
First Dead Bird of 2023 Tests Positive for West Nile Virus (7/21/23)
First Mosquitoes of 2023 Test Positive for West Nile Virus (7/14/23)
Record Rainfall Creates Perfect Conditions for Mosquitoes (4/18/23)