New York City is tightening oversight of cooling towers in an effort to control Legionnaires’ disease. City officials have adopted Local Law 159 of 2025, introducing stricter Legionella testing requirements for building owners.

Florida health officials confirmed a cluster of Legionnaires’ disease cases linked to gym exposure, contributing to the highest annual case count the state has seen in more than a decade. 

In response to multiple Legionnaires’ disease outbreaks across New York, including a fatal cluster in Central Harlem, state lawmakers are taking decisive action to prevent future incidents associated with waterborne bacteria.