Mosquitos In San Jose Test Positive For West Nile VirusAdult mosquitoes collected from three San Jose ZIP codes have tested positive for West Nile virus: 95112, 95131 and 95133.
2 More Zika Infections Reported In San Francisco; 10 SF Cases TotalAll San Francisco residents who have contracted the virus did so while traveling in countries where Zika is circulating, according to SFDPH officials.
Mosquitoes Test Positive For West Nile Virus In Contra Costa CountyTwo groups of mosquitoes in separate Contra Costa County communities tested positive for West Nile virus.
Republicans Block Emergency Zika Virus Funds As U.S. Mosquito Season LoomsWith hundreds of Zika virus cases already detected in the United States and American territories, Senate Democrats introduced emergency funding Monday after what they describe as significant push back from Republicans.
Pregnant Berkeley Woman Being Tested For The Zika VirusA pregnant woman in Berkeley is now being tested for the Zika virus, which is carried by mosquitoes, and has been linked to birth defects.
Zika Outbreak Prompts CDC Warning Pregnant Woman To Postpone Travel To S. America, CaribbeanThe Zika virus outbreak has prompted a travel alert urging pregnant women to postpone travel to 14 countries in the Americas.
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.

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