Prevention and Control

The key to preventing Legionnaires’ disease is to reduce the risk of Legionella growth and spread. Building owners and managers can do this by maintaining building water systems and implementing controls for Legionella. This section offers information for routine maintenance of building and recreational water systems to prevent disease.

Overview of Water Management Programs
Water Management Program Toolkit
Legionella Control Toolkit
Monitoring Your Building Water
Special Considerations for Healthcare Facilities
Considerations for Hotel Owners and Managers
Considerations for Cruise Ship Operators
Considerations for Public Hot Tub Operators
Considerations When Working with Legionella Consultants
Guidance for Reopening Buildings After Prolonged Shutdown or Reduced Operation
Use Water Management Programs in Buildings
In this 2016 Vital Signs, learn about the most common settings for outbreaks, why they occurred, and how to help prevent them.Fact Sheet pdf icon[4 pages], Report

Many businesses are closed during the COVID-19 outbreak. Stagnant, or slow-moving, water can cause conditions that increase risk for Legionella and other biofilm-associated bacteria. Learn about steps to take before reopening your business and building.

Workplace Solutions: Preventing Occupational Exposure to Legionella

Preventing Occupational Exposure to Legionella

The National Institute for Occupational Safety and Health (NIOSH) conducted Health Hazard Evaluations in workplaces with reported cases of Legionnaires’ disease among employees. Learn more about their recommendations.