
Legionnaires’ Disease was first discovered in Philadelphia in 1976 after 200 people became ill with a deadly form of pneumonia. They were attending an American Legion Convention at the Bellevue Hotel. Health officials eventually identified the cause: Legionella bacteria, which had been thriving in the building’s cooling towers, spread through the air conditioning system, aerosolized, and sickened unknowing pedestrians below. Since 1976, a variety of plumbing problems and insufficient water management have resulted in outbreaks across the country. At least 87 people were infected with Legionnaires’ Disease in Flint, Michigan in 2014 and 2015 after the city switched water sources.…