Macomb County issued the following announcement on Jan. 27.
On January 21, 2020, the Macomb County Health Department responded to residents’ concerns of unknown matter that washed up on the shoreline of Lake St. Clair. The Health Department collected samples and is providing the following update:
Based on laboratory and visual analysis, the substance is decaying filamentous algae with E. coli counts that present no imminent public health hazard and are not indicative of raw sewage.
Original source can be found here.
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