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Consultants tell Coldwater council North Chain lakes are eutrophic; present stormwater solutions
Summary
Consultants presented water-quality findings that classify the North Chain lakes as eutrophic and recommended nature-based stormwater management measures to reduce nutrient and sediment runoff.
Consultants told the Coldwater City Council on Jan. 27 that water-quality data collected on the North Chain lakes show significant plant and algae growth and recommended a range of stormwater-management measures.
Luke Aaron, an environmental scientist with Progressive Companies, summarized water-quality monitoring from 2019–2021 and said, "based on water quality data that we collected on the North Chain between 2019 and 2021, all the lakes in that system are what we would consider eutrophic. They have significant plant and algae growth." He said…
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