A Legionnaires’ disease outbreak in New York City’s Central Harlem neighborhood has resulted in at least three deaths and sickened more than 80 people as of August 10, 2025. Health officials have confirmed at least 83 cases and 21 hospitalizations linked to the bacterial lung infection. The affected ZIP codes include 10027, 10030, 10035, 10037, and 10039. Authorities are actively investigating the source of the outbreak while advising residents in the area that it remains safe to use water for drinking, bathing, cooking, and air conditioning. Health officials urge anyone experiencing flu-like symptoms in the affected neighborhoods to seek medical attention promptly.