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Lake Bluff hears West Nile surge; village discusses larviciding and targeted adult spraying
Summary
Village staff and contractor Clark described expanded 2025 surveillance after multiple West Nile–positive mosquito samples and a nearby human case; board approved an extension with Clark for mosquito-abatement services and discussed safety and pollinator concerns.
Lake Bluff officials on Dec. 8 received an update on the village’s integrated mosquito management program from George Balas of Clark, the contractor now overseeing abatement after the Lake Bluff Mosquito Abatement District disbanded.
Balas told trustees the village runs larval surveillance from May through September, inspects ~2,000 storm drains and uses several trap types to identify mosquito species and West Nile virus prevalence. He said the program detected…
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