Legionnaires’ Disease Outbreak in NYC Claims Fifth Life, Dozens of Cooling Towers Affected
A Legionnaires' disease outbreak in New York City has resulted in a fifth death, with 34 cooling towers in 33 buildings testing positive for the bacteria. Officials are working to clean these sources, but the exact origin of the outbreak…
Denver, CO, July 22, 2026 —
A significant Legionnaires’ disease outbreak in New York City has led to a fifth fatality, health officials confirmed. The outbreak has so far sickened over 70 individuals, with eight remaining hospitalized as of the latest reports.
Investigations have identified 34 cooling towers across 33 buildings that tested positive for the presence of Legionella bacteria, the causative agent of Legionnaires’ disease. City health and environmental protection departments are actively engaged in remediation efforts, aiming to disinfect these identified sources to prevent further transmission.
Despite the identification of numerous contaminated cooling towers, the precise origin of this specific outbreak remains undetermined. Health authorities are continuing their work to trace the initial source of the bacteria.
Legionnaires’ disease is a severe form of pneumonia caused by Legionella bacteria. People typically contract the disease when they inhale small droplets of water containing the bacteria. These droplets are often found in mist from cooling towers, hot tubs, or other water systems.
The NYC Department of Health and Mental Hygiene is providing guidance and resources to building owners and managers to ensure proper maintenance and cleaning of water systems. While the number of identified positive cooling towers is substantial, officials are emphasizing that the focus is on treating all potential sources and monitoring the public health situation closely.
The exact timeline of the outbreak’s onset and the specific exposure points for most affected individuals are still under investigation. Public health officials continue to monitor the situation and provide updates as more information becomes available.
Story summarized from the original created by AP via Scripps News Group on www.denver7.com, see more information here.
