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. “This increase of activity is not unexpected.  With temperatures high … Continue reading

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.  The mosquito samples were collected from sites along the county’s western border, from as … Continue reading

The California Legislature has declared April 17 – 23, 2016 as West Nile Virus and Mosquito and Vector Control Awareness Week. Mosquito control agencies across the state aim to raise awareness and educate Californians about the threat mosquitoes and vectors … Continue reading

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 … Continue reading

The Placer Mosquito and Vector Control District reported today that a sentinel chicken has tested positive for West Nile virus antibodies. This is the first sign of increased West Nile virus activity in Placer County.  The chicken is part of … Continue reading