Two people have died and 72 others have been infected in an outbreak of Legionnaires’ disease on Manhattan’s Upper East Side, according to the New York City Health Department. Health officials report a sustained decline in new cases, suggesting the source of the bacteria—typically found in warm, stagnant water—has likely been identified and mitigated.
The Mechanics of Legionnaires’ Outbreaks
Legionnaires’ disease is a severe form of pneumonia that develops when individuals inhale mist contaminated with Legionella bacteria. These bacteria thrive in complex water systems, specifically cooling towers used in large-scale air conditioning units. According to the U.S. Centers for Disease Control and Prevention (CDC), while the illness is treatable, it carries a 10% mortality rate.
This regulatory response mirrors efforts taken during previous city outbreaks, such as the event in Harlem last year that resulted in seven deaths and over 100 illnesses.
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Future Trends in Urban Water Safety
While the city has reported a decline in new infections, the two fatalities underscore the clinical severity of the bacteria.
Frequently Asked Questions
How is Legionnaires’ disease contracted?
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