Areas of western unincorporated 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 increased mosquito populations and elevated West Nile virus activity. Treatment … Continue reading

The agricultural areas of western Placer County are scheduled for treatment for larval mosquito populations. Larval treatments involve an EPA-registered biorational* mosquito larvicide applied by a low-flying aircraft in an effort to prevent the emergence of adult mosquitoes and reduce … Continue reading

 ROSEVILLE, Calif., July 3, 2018 – 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.  … Continue reading

The agricultural areas of western Placer County are scheduled for treatment for larval mosquito populations. Larval treatments involve an EPA-registered biorational* mosquito larvicide applied by a low-flying aircraft in an effort to prevent the emergence of adult mosquitoes and reduce … Continue reading