New York City health officials have announced that a Legionnaires’ disease outbreak on Manhattan’s Upper East Side has increased to 14 confirmed cases. The affected areas include ZIP codes 10028, 10128, and 10075, covering parts such as Yorkville and Carnegie Hill. At least one patient has a connection to the 10075 area.
Health Advisory
Officials urge individuals who have spent time along the east side of Central Park between East 76th Street and East 97th Street to monitor for flu-like symptoms. These include fever, cough, chills, and muscle aches.
A cluster was identified early, with swift action taken by NYC Health Department staff including epidemiologists and community health workers to ensure safety,stated NYC Health Commissioner Dr. Alister F. Martin.
About Legionnaires’ Disease
Legionnaires’ disease is a severe pneumonia form caused by Legionella bacteria. Infection occurs through inhaling contaminated water droplets. Without prompt treatment, the disease may pose serious health risks.
Investigation and Response
The outbreak’s source is currently under investigation. Health officials are testing cooling towers in the area, as these structures can emit mist carrying the bacteria. No definitive source has been pinpointed yet.
The discovery of the cluster began with two cases, and the investigation has widened as more cases emerged.
We recognized the cluster promptly and committed to comprehensive action,Dr. Martin noted.
Safety Measures
Mayor Zohran Mamdani confirmed no connection to building plumbing or air conditioning units. Residents can safely use tap water for drinking, bathing, cooking, and using their home air conditioning systems.
Officials promise continued updates as the investigation progresses.
For those who have been in the area since late June and experience symptoms like cough, fever, or breathing difficulties, seeking medical advice promptly is recommended.
Background Context
Last year, Central Harlem experienced a Legionnaires’ outbreak with over 100 cases. This highlights the importance of prompt investigation and public health response.
Sophia Compton, the writer at Fox News Digital, graduated with a journalism degree and has experience in business reporting and TV news production. Contact at [email protected] for story tips.

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