This awareness course helps learners recognise how Legionella bacteria can develop and spread through water systems. It explains key legal duties, risk factors, practical control measures, monitoring requirements, and the actions staff should take when concerns arise.
Legionnaires’ disease is a potentially serious form of pneumonia caused by breathing in small droplets of water containing Legionella bacteria. This course introduces the HSE L8 Approved Code of Practice and HSG274 technical guidance, helping employees and managers understand how suitable risk assessment, control, monitoring, and record keeping reduce exposure.
A range of subjects are covered including:
Understanding what Legionella bacteria are, how Legionnaires’ disease is contracted, common symptoms, and why some people may be more vulnerable to serious illness.
Recognising higher-risk conditions, including water temperatures between 20°C and 45°C, stagnation, stored or recirculated water, biofilm, rust, scale, and systems that create breathable droplets.
Identifying common risk systems such as hot and cold-water services, showers, cooling towers, evaporative condensers, spa pools, humidifiers, and vehicle or equipment wash systems.
Understanding the duties of employers and those in control of premises, the roles of the dutyholder, responsible person, and competent support, and the purpose of L8 and HSG274.
Applying the main control principles: keeping cold water cold, hot water hot, and water moving; avoiding dead legs; flushing low-use outlets; cleaning and descaling outlets; and maintaining equipment.
Understanding typical temperature controls, including storing hot water at 60°C or above, achieving at least 50°C within one minute at outlets, and maintaining cold water below 20°C where practicable.
Recognising the need for a suitable risk assessment, a written control scheme, planned inspections, monitoring, corrective action, record keeping, and periodic review.
Knowing how to report concerns, respond to failed control limits or suspected contamination, protect building users, and seek competent technical or public-health advice when required.
Assessment is ongoing through learner participation, questioning, and completion of a short knowledge check. There is no formal grading; learners pass or are referred.
A certificate of attendance is issued on successful completion. Refresher training should be considered when responsibilities, water systems, control arrangements, or relevant guidance change.
If you would like to find out more about the above courses, to find out more about Synergy Training Services or to enquire about making a course booking, please get in touch.
PLEASE NOTE: A minimum of 6 attendees are required to be booked on to each course in order for the courses to commence.
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