Earlier this week, Public Health - Seattle & King County announced that paralytic shellfish poison had been detected on Vashon Island shores. Now it's expanded further north to West Seattle beaches, ...

Paralytic shellfish poison (PSP) has been detected at unsafe levels from the north point of Alki Beach in Seattle south to Dash Point State Park in Federal Way – including in the Des Moines area – as ...

Officials detected unsafe paralytic shellfish poison levels from Alki Beach all the way south to Dash Point State Park in ...