Riverside City Council
May 5, 2026

4/23/2026
1 City of Riverside – Mosquito Surveillance & ControlResidential & Backyard Inspections•Inspection of residential properties and surrounding area•Identification and elimination of standing water sources•Resident education on prevention and source reductionLarval Surveillance & Treatment•Routine monitoring of flood control channels•Surveillance along the Santa Ana River corridor•Treatment of neglected pools and standing water sites•Routine monitoring of community sources including but not limited to curb and gutter systems, street drains, park and recreational areas, etc.Virus Surveillance & Treatment•Testing of dead birds for WNV•Collection and testing of mosquito collections•Intensified source treatment around virus activity•Adult mosquito sprays for virus activity1 2 4/23/2026
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3 City of Riverside – 2025 Vector Control HighlightsSurveillance & Prevention• 19,000 Adult Mosquitoes Collected• 129 Adult Mosquitoes Batches Tested• 24,251 Mosquito Inspections Completed• 3,426 Mosquito Treatments AppliedService Requests – 622 Responded• 250 Mosquito (40%)• 194 Bee (31%)• 110 Rodent (18%)• 67 Other (11%)Community Engagement• Riverside Insect FairService Request Breakdown (622 Total)MosquitoBeeRodentOther 5 6