Our offices will be closed on September 3, 2018 in observance of the Labor Day holiday. We will resume regular business hours on September 4, 2018.

Areas of Roseville, Lincoln, and 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. … Continue reading

The wetlands and 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 … Continue reading

Several West Nile virus indicators (dead birds and mosquito samples) have been detected in eastern Roseville and Granite Bay. This level of virus activity in this area is the highest for the season.  The Placer Mosquito and Vector Control District … Continue reading