Legionnaires Disease | FAQ

 

What is the size of Legionella organisms?

The average Legionella cell is 0.5-1.0 micrometer wide and 1.0-3.0 micrometers long.

(Barbaree, J. M. “Controlling Legionella in Cooling Towers,”  ASHRAE Journal, June 1991; 38-42)

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