Areas of western Placer County are scheduled for treatment. An EPA-registered mosquito adulticide will be applied in an ultra-low volume (ULV) fog by aircraft in an effort to address high mosquito numbers and West Nile virus activity. Treatment areas (click … Continue reading

West Nile virus (WNV) continues to be detected in Placer County.  We continue to do wide area larval mosquito control treatments in agricultural areas to reduce immature mosquitoes that may become WNV-infected biting adult mosquitoes later in the season.   Please … Continue reading

Several West Nile virus indicators (dead birds and mosquito samples) have been detected in Lincoln and the surrounding area. This level of virus activity in this area is the highest so far for the season. The Placer Mosquito and Vector … Continue reading

Areas of western Placer are scheduled for treatment for West Nile virus and mosquito activity.  An EPA-approved mosquito adulticide will be applied in an ultra-low volume (ULV) fog by truck to target adult mosquitoes. Treatment areas (Click map for larger … Continue reading