The Placer Mosquito and Vector Control District has confirmed the first mosquito sample to test positive for West Nile virus in 2020. The mosquitoes were collected in a mosquito trap in western Placer County near Baseline and Pleasant Grove Roads.
The Placer Mosquito and Vector Control District detected an invasive (non-native) species of mosquito on Wednesday, August 28. The Aedes aegypti, commonly known as the yellow fever mosquito, was found in a residential south Placer County neighborhood east of Auburn Boulevard at Interstate 80.
The Placer Mosquito and Vector Control District reported today that four mosquito samples have tested positive for West Nile virus over the past week. The samples were collected from sites along the county’s western border.
The Placer Mosquito and Vector Control District reported today that a mosquito sample has tested positive for West Nile virus this week. The sample was collected from a site along the county's western border.
The Placer Mosquito and Vector Control District reported today that a mosquito sample has tested positive for St. Louis encephalitis virus (SLEV). Laboratory staff detected the virus while performing routine testing of mosquito samples.
The Placer Mosquito and Vector Control District reported today that a mosquito sample has tested positive for West Nile virus this week. The sample was collected from a site along the county's western border.
Fourteen additional mosquito samples in Placer County have tested positive for West Nile virus (WNV) today, bringing the count to 26 WNV-positive mosquito samples in the county for the year.
The Placer Mosquito and Vector Control District reported today that six mosquito samples and one dead bird have tested positive for West Nile virus this week.
Mosquito control agencies across the state aim to raise awareness and educate Californians about the threat mosquitoes and vectors can pose to our communities.
The Placer Mosquito and Vector Control District reported today that five mosquito samples have tested positive for West Nile virus this week. The mosquito samples were collected from sites along the county's western border, from as far south as the north Elverta area, and as far north as Camp Far West Road.