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Several ferries operated by Washington State Ferries (WSF) have tested positive for high levels of Legionella bacteria. WSF discovered the bacteria after conducting water tests in the galleys and water fountains. Due to shutdowns stemming from the COVID-19 pandemic, water aboard the ships remained stagnant for over a year. Water stagnation may lead to bacteria growth, including Legionella. WSF’s discovery highlights the importance of businesses being proactive in their efforts to protect the public from Legionnaires’ disease. WSF, as well as other business, can flush out the affected water systems and treat them with disinfectants that will kill the Legionella bacteria and protect passengers…