Legionella Growth and Health Risks From Wastewater Plants for Workers and Downwind Communities
Legionella growth has been seen in petrochemical, food and dairy, paper mill and brewery wastewater. Facilities can implement safety measures to mitigate contamination.
November 8, 2019 (Water Tech)
Ever since the Philadelphia Legionnaires Convention legionellosis outbreak in 1976, which gave the disease its name, the understanding of the widespread risks from airborne exposures to Legionella bacteria has expanded. A recent report is conservatively estimating about 70,000 cases per year in the U.S. with perhaps 35,000 hospital admissions and about 10 percent mortality, and most of the cases have a water connection. The consensus is that virtually all cases of legionellosis have an etiology that involves a role for some type of water. Water Technology published articles about the risks of waterborne legionellosis in September 2011, October 2015 and January 2017.
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