Committee hears explanation of blue‑green algae and possible Cedar Lake phosphorus inactivation project
Melissa Troy explained that bright green surface blooms are cyanobacteria (blue‑green algae) tied to warm temperatures and high phosphorus; staff described a phosphorus‑inactivation grant for Cedar Lake that requires a roughly $78,000 local match.
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Commissioner Creer asked whether the neon-green material seen on local lakes is caused by pet waste or another source. Melissa Troy explained the visible blooms are cyanobacteria—commonly called blue‑green algae—and said the organisms flourish when warm temperatures combine with high phosphorus levels.
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