Legionnaires’ Disease Outbreak in New York City Raises Alarms

Harlem cityscape during Legionnaires disease outbreak

New York City, August 21, 2025

News Summary

A serious outbreak of Legionnaires’ disease in New York City has led to at least five deaths and over 100 confirmed cases. Linked to faulty cooling towers, as well as legal action against two construction companies for neglecting safety measures, the situation has alarmed health officials. Reports indicate that rainwater accumulation in cooling towers was a significant factor in the outbreak, marking the largest incident of its kind in a decade. Stricter regulations for cooling tower maintenance are on the horizon as city officials respond to public health concerns.

New York City is reeling from a recent outbreak of Legionnaires’ disease, which has been linked to cooling towers and has resulted in at least five fatalities and over one hundred confirmed cases. This outbreak, traced back to July 26, 2025, has notably affected several ZIP codes in upper Manhattan, including 10027, 10030, 10035, 10037, and 10039.

Legal action has commenced against two construction companies, Rising Sun Construction and Skanska USA, accused of neglecting critical safety measures that contributed to the outbreak. Plaintiffs, represented by attorney Ben Crump, maintain the outbreak was “completely preventable.” Among the reported victims is Duane Headley, a construction worker hospitalized after allegedly being exposed to contaminated conditions at a site near Harlem Hospital. He has struggled with serious health issues due to the exposure.

Another victim, electrician Nunzio Quinto, has filed a lawsuit against Skanska USA, claiming exposure to Legionella bacteria while working at the New York City Public Health Laboratory site. Quinto’s health has severely diminished, leading to hospitalization with concerning symptoms, including internal bleeding.

The lawsuits seek compensation for medical bills, lost wages, and pain and suffering related to the illnesses caused by the outbreak. Notably, the conditions that led to the outbreak involved untreated rainwater accumulating in cooling towers, which provided a breeding ground for the bacteria responsible for Legionnaires’ disease.

Legionnaires’ disease typically presents with symptoms such as cough, fever, chills, muscle aches, and shortness of breath, which can escalate to pneumonia if not promptly treated. Recent health assessments have identified a total of twelve cooling towers in Central Harlem that tested positive for Legionella, emphasizing that the disease is not transmissible from person to person.

This outbreak has been labeled the largest in a decade, sparking concern among health officials, particularly given that the affected area has historically lacked adequate healthcare resources. The construction companies are facing serious allegations of failing to maintain cooling towers properly, despite regulations designed to prevent bacterial growth.

In response to the outbreak, city officials have announced plans to propose stricter regulations regarding cooling tower maintenance. This initiative comes amid increasing criticism of the city’s health inspection protocols, including calls from former Governor Andrew Cuomo and current mayoral candidates for independent reviews of the city’s response to the outbreak.

The New York City Department of Health has confirmed that all affected cooling towers have undergone cleaning and disinfection, yet investigations are ongoing to ensure compliance with health regulations. Regardless, the department has advised that the immediate risk remains low, while encouraging residents—particularly those over fifty or with weakened immune systems—to be vigilant for any symptoms indicative of Legionnaires’ disease.

Key Facts at a Glance

  • Confirmed cases of Legionnaires’ disease: over 100
  • Deaths attributed to the outbreak: at least 5
  • Affected areas: Manhattan ZIP codes 10027, 10030, 10035, 10037, 10039
  • Cooling towers testing positive for Legionella: 12
  • Legal action: Filed against Rising Sun Construction and Skanska USA

FAQ

What is Legionnaires’ disease?
Legionnaires’ disease is a severe form of pneumonia caused by the bacterium Legionella. It is often linked to water systems, such as cooling towers, where the bacteria can thrive.
How is Legionnaires’ disease transmitted?
The disease is not spread from person to person but is contracted through inhaling aerosolized water droplets containing the bacteria.
What are the common symptoms of Legionnaires’ disease?
Symptoms include cough, fever, chills, muscle aches, shortness of breath, and can escalate to pneumonia.
How can one prevent Legionnaires’ disease?
Proper maintenance of water systems, including cooling towers, is essential to prevent the growth of Legionella bacteria.
What steps are city officials taking in response to the outbreak?
The city plans to implement stricter regulations for cooling tower maintenance and has confirmed that all affected towers have been disinfected.

Key Features of the Outbreak

Feature Details
Outbreak Date July 26, 2025
Confirmed Cases Over 100
Reported Deaths At least 5
Affected Areas ZIP codes in upper Manhattan
Cooling Towers Affected 12

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STAFF HERE PHILADELPHIA WRITER
Author: STAFF HERE PHILADELPHIA WRITER

PHILADELPHIA STAFF WRITER The PHILADELPHIA STAFF WRITER represents the experienced team at HEREPhiladelphia.com, your go-to source for actionable local news and information in Philadelphia, Philadelphia County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Mummers Parade, Philadelphia Flower Show, and Thanksgiving Day Parade. Our coverage extends to key organizations like the Greater Philadelphia Chamber of Commerce and United Way of Greater Philadelphia, plus leading businesses in telecommunications, food services, and healthcare that power the local economy such as Comcast, Aramark, and Children's Hospital of Philadelphia. As part of the broader HERE network, we provide comprehensive, credible insights into Pennsylvania's dynamic landscape.

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