Drought Blamed For State's Second-Highest Year Of Human West Nile Virus CasesThere were more than 800 human cases of West Nile virus throughout the state in 2014, the second-highest year on record to date, the state Department of Public Health announced Wednesday.
Environmentalists Sue Santa Clara County For Right To 'Opt Out' Of Mosquito FoggingA fight over mosquito fogging is brewing in Santa Clara County as environmental activists are suing the county to allow residents to opt-out of the spraying of pesticides.
Santa Clara County's Supply Of Free Mosquito Larvae-Eating Fish For Distribution Nearly GoneThis year's supply of mosquitofish is nearly gone in Santa Clara County, but the county's Vector Control District is planning to renew in April its program offering the mosquito larvae-eating fish for free to the public.
Mosquito Spraying Planned For Contra Costa County Tuesday NightParts of the Martinez, Pittsburg and Bay Point waterfronts will be fogged Tuesday evening in an ongoing effort to control mosquito populations in the area and prevent the spread of West Nile virus.
West Nile Virus Cases Grow; State's Record Drought Likely A FactorThis year is shaping up to be one of the worst for West Nile virus since 2005, both here in the Bay Area and across the state. Public health officials are attempting to figure out why but climate change and drought are likely factors.
West Nile Virus Spreads In South San Francisco, Livermore, Mosquito Fogging ScheduledThe West Nile virus has been discovered in a dead bird and pool of mosquitoes at Clay Park in South San Francisco, and at the Bruno Canziani park area in Livermore.
5 Infected With West Nile Virus In Santa Clara CountyFive residents of Santa Clara County have been infected with the West Nile virus, including two who developed the severe neuroinvasive form that can lead to death.
San Mateo County Officials Spraying For Mosquitos To Prevent West Nile VirusCounty mosquito control officials will spray for mosquitoes in a roughly square-mile section of East San Mateo tonight to prevent the spread of West Nile virus, county officials said Wednesday.
Mosquitos, Dead Birds Test Positive For West Nile Virus In Contra Costa CountyA group of mosquitoes and several dead birds found throughout Contra Costa County have tested positive for the West Nile virus in recent weeks, Contra Costa County Mosquito and Vector Control District officials said Tuesday.
No Signs Of West Nile Virus After San Mateo Mosquito Fogging OperationIn an effort to reduce mosquito populations, and the threat of West Nile virus in San Mateo, the San Mateo County Mosquito and Vector Control District said that a fogging operation performed last week was successful.
2 People Infected With West Nile Virus In Northern CaliforniaCalifornia health officials have reported that two people have been infected with West Nile Virus in the state. West Nile virus is transmitted through the bite of infected mosquitoes.
Mosquitos Test Positive For West Nile Virus In San Jose; Fogging To Begin EarlyMosquitoes have tested positive for West Nile Virus in San Jose, according to South Bay officials.