A fatality resulting from Legionnaires’ disease was confirmed by health authorities on Friday. The outbreak in Manhattan’s Upper East Side has affected at least 67 individuals, leading to numerous hospitalizations. Investigation efforts are ongoing to determine the exact source of the outbreak, with a particular focus on the air conditioning systems of large buildings that could potentially disseminate the bacteria through water vapor.
Limited details have been disclosed regarding the deceased individual, including their identity, age, and circumstances surrounding their illness. Legionnaires’ disease, classified as a type of pneumonia, is treatable but can be fatal in approximately 10% of cases, according to the U.S. Centers for Disease Control and Prevention. Notably, last year, an outbreak in New York’s Harlem neighborhood resulted in seven fatalities and over 100 people falling ill.
The current outbreak in Manhattan was first detected on July 2, following two initial cases in the area. Health officials have identified the presence of Legionella bacteria, responsible for the disease, in cooling towers of over 75 buildings on the Upper East Side, including prominent establishments like museums, schools, and luxury residences. While it remains unclear which specific buildings contributed to the outbreak, all structures were mandated to clean, drain, and disinfect their cooling towers, commonly used for cooling purposes in large facilities.
Legionnaires’ disease is contracted by inhaling small water droplets containing the bacteria, typically in settings such as hotels, hospitals, or offices where the pathogen contaminates water supplies. The risk of acquiring the infection at home is relatively low compared to public places.