A crow from Walnut Creek has tested positive for West Nile virus (WNV) in Contra Costa County, confirmed the Contra Costa ...

West Nile virus activity is on the rise in some northern California counties, according to the Sacramento-Yolo Mosquito and ...

Vanderburgh County has joined the list of local Indiana communities reporting the West Nile virus in mosquitoes.

Northern California’s first human West Nile virus case of the year has been confirmed in Butte County, according to local ...

Health officials in Butte County have confirmed the first human case of West Nile Virus (WNV) this year. Butte County Department of Public Health (BCPH) said the patient, who is between 30 and 40 ...