WMSoc Publications and Downloads

What are Nontuberculous Mycobacteria (NTMs) for the Non-Microbiologist - Toolbox Talk Feb 2026

What is a Pressure Balancing Valve? - Toolbox Talk Dec 2025

Risk Assessing an Expansion Vessel - Toolbox Talk October 2025

Evaporative Cooling Systems Visual Inspections - Toolbox Talk October 2025

What is a Closed Water System? - Toolbox Talk August 2025

Legionella Longbeachae - Toolbox Talk April 2025

Guidance on the Principles of Scald Risk Assessment in Domestic Water Systems - W046-10 - Feb 2025

Feb 2025 update

What are Expansion Vessels - Toolbox Talk Feb 2025

What is an Authorising Engineer - Toolbox Talk Feb 2025

Water Softening v3 - Toolbox Talk May 2024

Water Safety Groups and Water Safety Plans v3 - Toolbox Talk May 2024

Water Regulations v2 - Toolbox Talk May 2024

Water Fluid Categories v3 - Toolbox Talk May 2024

Water Features v2 - Toolbox Talk May 2024

Water Cycle v2 - Toolbox Talk May 2024

TVC v2 - Toolbox Talk May 2024

Temperature Measurement v2 - Toolbox Talk May 2024

Tank Inspections v2 - Toolbox Talk May 2024

Scale v2 - Toolbox Talk May 2024

Sampling Water for Legionella v4 - Toolbox Talk May 2024

Safety Data Sheets v3 - Toolbox Talk May 2024

Pseudomonas v2 - Toolbox Talk May 2024

pH v4 - Toolbox Talk May 2024

Legionella v2 - Toolbox Talk May 2024

How to Write a Method Statement v2 - Toolbox Talk May 2024

How to Use a Field Test Kit v3 - Toolbox Talk May 2024

How to Flush a Tap v2 - Toolbox Talk May 2024

How to Collect a Boiler Sample v2 - Toolbox Talk May 2024

Filtration v2 - Toolbox Talk May 2024

Dipslides v2 - Toolbox Talk May 2024

Dead Legs v5 - Toolbox Talk May 2024

Cryptosporidium v2 - Toolbox Talk May 2024

Corrosion v2 - Toolbox Talk May 2024

Corrosion Coupons v2 - Toolbox Talk May 24

Conductivity v4 - Toolbox Talk May 2024

Concentration Factor v4 - Toolbox Talk May 2024

Biofilm v3 - Toolbox Talk May 2024

Biocides v3 - Toolbox Talk May 2024

Guide to Legionella Risk Assessment W043

MINOR UPDATE REMOVING GENDER SPECIFIC LANGUAGE TO: Issue 6 - February 2023

Metal Working Fluids v1 - Toolbox Talk April 2024

The Management and Control of Waterborne Bacteria in Primary Care Dental Practices W046-7 - May 2023

First published February 2011 - Revised January 2020 - Revised May 2023

Guidance on the Principles of Legionella Risk Assessment in Industrial Process Water Systems W046-8 - Jan 2023

First published 2010, 4th edition Jan 2023

The Management of Harvested Rainwater Systems W046-6 - April 2022

First published April 2022

Managing the Risk of Legionnaires' disease in Vehicle Wash Systems W046-5 - Jan 2020

First published June 2008 - Revised January 2020

Managing the Cleaning of Fill Pack in Cooling Towers W046-2 - Jan 2020

First published December 2009 - Amended January 2020

Understanding Your Cooling Tower System W050 - Jan 2020

Version April 2014, minor update January 2020

The Management of Legionella in Air Washers, Wet Scrubbers, Particle and Trivial Gas Scrubbers W046-1 - Jan 2020

First published July 2010 - Revised January 2020

Managing the Risk of Legionnaires' disease in Solar Heating Systems W046-4 - Jan 2020

First published December 2009 - Revised January 2020

Legionnaires' Disease (Knowing your responsibilities & avoiding prosecution) W045

This guide was refreshed January 2020

Keeping Your Cooling Tower Safe W047

Updated February 2014

Code of Practice Cooling Water W044

Version 6 2015