Legionella Resources

Related Pages

Environmental health practitioners have essential expertise for responding to and preventing outbreaks of Legionnaires’ disease. Explore our resources for practitioners.

Cover Image for the Toolkit for Controlling Legionella in Common Sources of Exposure

Toolkit for Controlling Legionella in Common Sources of Exposure

Use this toolkit to understand which buildings and devices need a Legionella water management program to reduce the risk for Legionnaires’ disease, the key elements of a water management program, and how to develop it.

Environmental Assessments

Legionella Environmental Assessment Form

Legionella Environmental Assessment Form Marking Guide 

Environmental Investigation Videos

Preventing Legionnaires’ Disease: Environmental Health Expertise Is Key [PDF – 472 KB]

Buildings and Cooling Towers

Reopening Buildings After Prolonged Shutdown or Reduced Operation

Procedures for Identifying Cooling Towers

A Large Community Outbreak of Legionnaires’ Disease Associated With a Cooling Tower in New York City, 2015

Monitoring Your Building Water

Recreational Water

Hot Tub Displays and Legionella Risk: Guidance for Environmental and Public Health Practitioners

Reducing Legionnaires’ Disease in Public Spas [PDF – 117 KB]

Considerations for Public Hot Tub Operators

Medical and Long-Term Care Facilities

Legionnaires’ Disease: A Problem for Health Care Facilities

Legionnaires’ Disease Outbreak at a Long-Term Care Facility in Ohio, 2013 [PDF – 688 KB]

Vital Signs: Health Care–Associated Legionnaires’ Disease Surveillance Data from 20 States and a Large Metropolitan Area — United States, 2015

Water Management Programs

Developing a Water Management Program To Reduce Legionella Growth & Spread in Buildings: A Practical Guide To Implementing Industry Standards

Legionnaires’ Disease: Use Water Management Programs in Buildings To Help Prevent Outbreaks

Preventing Legionnaires’ Disease: A Training on Legionella Water Management Programs (PreventLD Training)

Vital Signs: Deficiencies in Environmental Control Identified in Outbreaks of Legionnaires’ Disease — North America, 2000–2014

Water Management Gaps and Legionnaires’ Disease Outbreaks

Want More Information?

Explore more Legionella resources for environmental health professionals.

History, Mystery, and Discovery: 40 Years of Legionnaires’ Disease (CDC We Were There lecture)

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)