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Local business proposes volunteer-led BTI 'mosquito dunk' program for South Lyon parks
Summary
Owners of Witches Hat Brewing Company proposed a volunteer program to deploy BTI 'mosquito dunks' in city parks as a low‑cost larvicide alternative to spray treatments; presenters offered to donate start-up materials and coordinate student volunteers while DPW and council asked for more data and will review the packet.
Erin and Ryan, founders of Witches Hat Brewing Company and South Lyon residents, sought council approval to pilot a volunteer-run mosquito-control program that uses BTI (Bacillus thuringiensis israelensis) "mosquito dunks" to kill mosquito larvae in park water sites rather than relying on chemical spraying.
The presenters said 380 people responded to a downtown branding survey and described plans to donate buckets and initial materials for a trial. They estimated treating the roughly 50 acres that have been treated in prior years (city parkland totals about 200 acres) would cost about $800 for the first season under a worst-case scenario, with ongoing…
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