Legionella & Legionnaires’ Disease (Legionellosis)
The following links provide information on legionella and the preventative management, sampling and testing of the bacteria in building water systems.
Legionnaires’ Disease (Legionellosis) & Pontiac Fever
About the Disease: Legionella and Hot Tubs
History, Mystery, and Discovery: 40 Years of Legionnaires’ Disease
Legionella and Legionnaires’ Disease
Legionella: Drinking Water Health Advisory
Legionella (Legionnaires’ Disease and Pontiac Fever)
Legionella: Who’s Addressing the Risks in Canada?
Legionellosis: Cause and Controls
Legionellosis (Legionnaires’ Disease and Pontiac Fever)
Legionnaires’ Disease: A Guide for Employers and Building Owners
Legionnaires’ Disease: A problem for health care facilities
Legionnaires’ Disease Prevention: Making a Splash with Safe Water
Prevention with Water Management Programs
Building Shutdown and Re-opening during the COVID-19 Pandemic
Checklist for Minimizing Legionella Risk: Evaporative Cooling Systems
Communicable Disease Control: Legionella Outbreak Investigation and Control
Conducting and Interpreting the Environmental Assessment
Considerations for Public Hot Tub Operators
Control of Legionella bacteria in the Public Services and Procurement Canada real property portfolio
Disinfection of Hot Tubs that Contain Legionella pdf icon
Disinfection Procedure: Evaporative Cooling Systems
Guidance for managing Legionella in building water systems during the COVID-19 pandemic
Guidance for Reopening Buildings After Prolonged Shutdown or Reduced Operation
Healthcare Water Management Program Frequently Asked Questions
Hot Tub Displays and Legionella Risk—Guidance for Environmental and Public Health Practitioners
HVAC Cooling Systems: Best Practices for Evaporative Cooling System Start-Up
HVAC Cooling Systems: Best Practices for Tower and Chiller End-of-Season Care
Information Bulletin: Workplace Health and Safety Guideline – Legionella
Information on Maintaining or Restoring Water Quality in Buildings with Low or No Use
Legionella and the prevention of legionellosis
Legionella Ecology and an Introduction to Environmental Health and Engineering
Legionella Environmental Assessment Form
Legionella Questions and Answers: Public Health Ontario
Legionnaires’ Disease: Use water management programs in buildings to help prevent outbreaks
Legionellosis Risk Mitigation for Temporary Event Vendors
Operating Public Hot Tubs fact sheet for pool staff/owners
Photos of Various Types of Cooling Towers
Pools, hot tubs, and other treated recreational water venues
Photos of Cooling Towerspdf icon
Preventing Legionnaires’ Disease: A Training on Legionella Water Management Programs
Preventing Legionnaires’ Disease: Environmental Health Expertise Is Key
Preventing Occupational Exposure to Legionellapdf icon
Prevention with Water Management Programs
Procedures for Identifying Cooling Towers
Reducing Legionnaires’ Disease in Public Spas
Toolkit: Developing a Water Management Program to Reduce Legionella Growth & Spread in Buildings
Turning the Tide: The Role of Water Management to Prevent Legionnaires’ Disease
Water Quality Challenges: Morbidity and Mortality Associated with Building Water Systems
Water Safety Plan For Cooling Tower and Evaporative Condensers Fact Sheet
Water Management Programs for Healthcare Facilities: From Plumbing to Patients
Worksheet to Identify Buildings at Increased Risk for Legionella Growth and Spread
Sampling & Testing Kits
How to Make a Sampling Plan for Legionellosis Outbreak Investigations
How to Sample Cooling Towers during Legionellosis Outbreak Investigations
How to Sample Potable Water during Legionellosis Outbreak Investigations
How to Sample Spas and Fountains during Legionellosis Outbreak Investigations
How to use Legiolert 0.1mL Nonpotable North American Protocol
How to use Legiolert 1.0 mL Nonpotable North Amercian Protocol
How to use Legiolert 10 ml potable North American Protocol
How to use Legiolert 100mL Potable North American Protocol
Legiolert: For detection of Legionella pneumophila
Legionella Testing Action Plan: Evaporative Cooling Systems
Sampling Procedure and Potential Sampling Sites
Standards, Codes & By-laws
ANSI/ASHRAE STANDARD 188-2018, Legionellosis: Risk Management for Building Water Systems
Cooling Tower Registry By-law: Hamilton, Ontario
MD 15161-2013 Control of Legionella in Mechanical Systems
National Building Code of Canada 2015
National Plumbing Code of Canada 2015
Surveillance Data & Cases
Current and Emerging Legionella Diagnostics for Laboratory and Outbreak Investigations
Legionella: A reemerging pathogen
Legionella Regulation, Cooling Tower Positivity and Water Quality in the Quebec Context
Legionnaires’ Disease Cases at a Large Community Hospital—Common and Underdiagnosed
Legionnaires’ Disease Outbreaks and Cooling Towers, New York City, New York, USA
Legionellosis following water birth in a hot tub in a Canadian neonate
Legionellosis: Key Considerations for Case and Environmental Exposure Investigation
Multiple Sources of the Outbreak of Legionnaires’ Disease in Genesee County, Michigan
Outbreaks of Legionnaires’ Disease and Pontiac Fever 2006–2017
The influence of climate change on waterborne disease and Legionella: A review
Uncertainties associated with assessing the public health risk from Legionella
Vital Signs: Deficiencies in Environmental Control Identified in Outbreaks of Legionnaires’ Disease
Waterborne Bacterial Pathogen Guidance
Guidance on Waterborne Bacterial Pathogens
Webinars
Customer Messaging on Opportunistic Pathogens in Plumbing Systems
Interpreting the Environmental Assessment for Legionellosis Outbreaks
Legionella Ecology & Intro to Environmental Health & Engineering for Outbreaks
Legionella Management and Guidelines
Management Technologies for Prevention and Mitigation of Legionella
Managing Legionella Risk in Buildings through Water Safety Management Planning Seminar Recordings
State of the Science of Opportunistic Pathogens in Premise Plumbing
Strategies to Combat Legionnaires’ Disease – Outbreak Investigation and Preventative Policy