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Ocean Shores advisory board weighs algae treatments, monitoring and next steps after council funding
Summary
The Ocean Shores Freshwaterways Advisory Board discussed three possible approaches to cyanobacteria and muck: bioaugmentation pellets, ultrasonic buoys and aeration (including wind-powered systems). Members flagged pH limits, permitting needs and further review by a vendor (Aqua Tech, as referenced) and Ecology before broader deployment.
Ocean Shores — The Freshwaterways Advisory Board on May 4 reviewed technical options to reduce cyanobacteria blooms and muck in local lakes and canals, focusing on bioaugmentation pellets, ultrasonic devices and aeration systems as potential near-term measures.
James Pace, the board secretary, said the board's cyanobacteria ad hoc group is evaluating three tracks: ‘‘windmill-powered oxygenation, ultrasonic buoys that monitor water and disrupt buoyant cyanobacteria, and muck-treatment pellets to accelerate organic breakdown,’’ and that the group has shared information with a vendor identified in the meeting as Aqua Tech (variant spellings were used in discussion) for technical review.
The discussion matters because the city council allocated $80,000…
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