Elderly Man Diagnosed With 2018's First Case Of St. Louis Encephalitis In CaliforniaHealth officials have reported the first human case of Saint Louis encephalitis in Los Angeles County since 1997 -- and the first case of the virus in California this year.
State Health Officials Announce First West Nile Deaths In 2018California health officials confirmed two deaths in state due to West Nile virus -- one each in Glenn County and Yuba County.
Dead Birds, Mosquitoes Test Positive For West Nile In CoCo CountyThe birds were discovered in Brentwood, Antioch and Pleasant Hill, while the mosquitoes were found in Oakley.
West Nile Virus Detected In Birds, Mosquitoes In Contra Costa CountyTwo dead birds found and a group of mosquitoes were the first cases of West Nile virus detected in Contra Costa County this year.
California's Rainy Winter Likely To Give Mosquito Populations A BoostAfter years of drought the mosquito population is poised to make a comeback -- with a vengeance.
California's Booming Mosquito Population Puts Public At Increasing RiskIf you think you’re seeing more mosquitoes these days, you’re right. A new study from UC Santa Cruz shows the mosquito population in our state is growing at an astonishing rate.
3 Human Cases Of West Nile Virus Confirmed In Solano CountyThree confirmed cases of West Nile Virus in humans were found by state health officials this week in Solano County, the county's top health officer said Thursday.
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.
West Nile Virus Found In Dead Bird, Chickens In OakleyThe bird was found near Trenton Street and Oakley Road and the chickens were located near Rose Avenue and Main Street.
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.
Solano County Reports First West Nile Virus Bird Case Of 2016Solano County Monday reported its first case of West Nile virus in a bird this year.
West Nile Virus Kills 28 People In California In 2015California health officials say 28 people have died from West Nile virus so far this year.
Infected Crow In Novato, Marin County's First Sign Of West Nile Virus This YearThe Marin/Sonoma Mosquito and Vector Control District announced Friday it has discovered the first sign of West Nile Virus in Marin County this year.
Dead Bird Tests Positive For West Nile Virus In Menlo ParkAccording to the San Mateo County Mosquito and Vector Control District, the bird is the first indication of the virus this year in the county.
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.