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Lakes experiencing toxic algae blooms are listed below and have been posted with WARNING signs. The WA State toxin testing program is closed for the winter, WARNING signs are posted when scum is present.
BLACKMANS
LAKE
1/7/2021 - Blackmans Lake is experiencing intermittent blue-green algae blooms with
green scum near the shoreline. Previous sample results how that Microcystin, a liver toxin, were detected
at 22 ppb. This is above the WA state Recreational limits of 8
ppb. If
you would like to sign up for alerts, please visit the City of Snohomish website
and sign up for NewsFlash updates.
LAKE GOODWIN
1/7/2020 - Lake Goodwin is experiencing intermittent blue-green algae bloom along the shoreline near the canal to Lake Shoecraft. Previous algae samples contained species known to produce neurotoxins.
LAKE HOWARD
1/7/2020 - Lake Howard is experiencing heavy blue-green algae bloom along the shoreline near the boau launch. Previous algae samples contained species known to produce liver toxins and neurotoxins.
LOST LAKE
1/7/2020 - Lost Lake is experiencing an intermittent blue-green algae bloom along the shoreline. Previous algae samples contained species known to produce liver toxins.
LAKE MARTHA (North)
1/7/2020 - Lake Martha is experiencing blue-green algae bloom along the shoreline near the boat launch and the outlet cove. Algae samples contained species known to produce liver toxins and neurotoxins.
LAKE SHOECRAFT
1/7/2020 - Lake Shoecraft is experiencing intermittent blue-green algae bloom along the western shoreline. Previous algae samples contained species known to produce neurotoxins.
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Please follow the guidelines on the WARNING sign when recreating.
