Legionella and Legionnaires’ Disease
CDC investigations found that 9 in 10 outbreaks of Legionnaires’ disease were caused by problems preventable with more effective management of water systems.
CDC helps build capacity in health departments for Legionnaires’ disease response and prevention. Explore our Legionnaires’ disease resources for environmental health professionals.
Ensure the safety of your occupants and building water systems and devices.
Learn how to start a drinking water program to protect people in your community whose water comes from private wells.
Read a stepwise procedure and strategies to locate cooling towers.
Focus and improve Legionella control efforts and protect the safety of a building’s employees, visitors, and surrounding community.
Use this form to document a facility’s water systems, help determine whether to conduct Legionella environmental sampling, and, if so, develop a sampling plan.
Explore more Legionella resources for environmental health professionals.
Turning the Tide: The Role of Water Management to Prevent Legionnaires’ Disease (CDC Public Health Grand Rounds)
Legionella (Legionnaires’ Disease and Pontiac Fever) (CDC’s comprehensive website)