Mosquito Vector Control

West Nile, the Placer Mosquito

Placer County detects first West Nile Virus-positive mosquito samples of 2026

West Nile Virus positive mosquitoes have been found in west Placer County, the Placer Mosquito and Vector Control district announced Wednesday.

WHTM Harrisburg on MSN · 8h

Second mosquito sample tests positive for West Nile in Cumberland County

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Test showing infected mosquitoes underscores West Nile risks in county

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West Nile Virus found in second mosquito sample collected in Cumberland County

Cumberland County officials on Wednesday announced another mosquito sample collected recently tested positive for West Nile Virus.

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Health officials announce 1st positive West Nile detection in metro Atlanta for 2026

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West Nile virus found in Connecticut mosquitoes for first time this year

Sterile, mosquito and Sacramento

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The Sacramento Bee on MSN · 18h

Watch as Sacramento-Yolo Vector Control releases sterile mosquitoes

The Sacramento-Yolo Mosquito and Vector Control District released sterile male mosquitoes in Rosemont as part of an environmentally friendly mosquito control program on July 7, 2026. The district plans to release 144,

· 1d · on MSN

2 million sterile mosquitoes released to fight invasive species in Sacramento

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Sterile mosquitoes released in Rosemont to reduce invasive species

Los Angeles Times

O.C. Mosquito and Vector Control takes a bite out of the buzzing pest’s population

The whining buzz of a mosquito circled John Savage Wednesday as he loaded the hopper of a fogging machine with VectoBac, an insecticide formulated specifically for the pests. He started its motor and strapped the device onto his back, then waded waist-deep ...

Local News Matters on MSN

Contra Costa's new mosquito control strategy combats the pests by releasing more of them

After three years of applying traditional methods to combat a dangerous mosquito species, Contra Costa County officials are trying a new strategy, which on the surface may seem counterintuitive. Starting Wednesday,

NBC Los Angeles on MSN

Mosquito control treatments planned in Monterey Park

The San Gabriel Valley Mosquito and Vector Control District will conduct mosquito control treatments starting today in portions of Monterey Park to reduce mosquito populations and lower the risk of mosquito-borne disease transmission.

8don MSN

Health officials warn of West Nile virus in mosquito in Alhambra, human infection in Long Beach

The first human case of West Nile virus in Long Beach and current mosquito-carrying activity in the San Gabriel Valley has been reported this month.

Antioch: New Mosquito Reduction Plan Starts Wednesday

After three years of applying traditional methods to combat a dangerous mosquito species, Contra County officials are trying a new strategy, which on the surface may seem counterintuitive.