Orange County vector control officials have announced a series of treatments to address an increase in mosquitoes and the growing risk of West Nile virus. Applications of Ultra-Low Volume (ULV) adulticide are scheduled in the cities of Anaheim,

Orange County officials are calling this an intense year for transmission of the virus. So far, 80 percent of the mosquitoes collected in Orange County this year have tested positive for West Nile ...

ORANGE COUNTY, Fla. — Orange County will begin aerial spraying to control mosquitoes after detecting West Nile virus in several areas. "We've had a lot of West Nile activity in the county, even ...

Cases of West Nile virus in 2016 by week in the U.S. Most cases of the virus are reported in the warm summer months, but local vector agencies are warning people of a spike in cases this fall.