Lawsuit filed after a deadly Legionnaires' outbreak in Harlem, alleging negligence by construction firms and NYC.

Rainwater left untreated in cooling towers atop city-owned Harlem Hospital fueled the Big Apple’s deadliest Legionnaire’s disease outbreak in a decade, the Rev. Al Sharpton charged Tuesday.

A law firm filed a lawsuit Aug. 20 against a New York City hospital’s construction company, alleging the company failed to treat bacteria-infected water in its cooling towers, leading to a Legionnaires’ disease outbreak.

A Legionnaires' outbreak in Harlem has prompted concerns about NYC's health oversight after a decline in cooling tower inspectors, despite funding increases. Former Governor Cuomo seeks an independent probe into the city's handling of the crisis.

A Legionnaires’ disease outbreak in Harlem has claimed a fourth life, with nearly 100 confirmed cases and more than a dozen people still hospitalized. For the first time, city officials have identified 12 cooling towers that tested positive for Legionella bacteria — including four city-owned buildings such as Harlem Hospital.

Legionella, the bacterium that causes Legionnaires' disease, was discovered in 12 cooling towers on 10 Harlem buildings, including a city-run hospital and sex heal