How to successfully manage Legionella risk

Les Szabo, NSW (New South Wales) State manager at Australian water treatment specialist, HydroChem, discusses work to implement an effective Legionella risk management and prevention strategy for the hot water system at a Sydney hospital. Among the key steps taken to address the existing protocols’ shortcomings were establishing a proper sampling protocol, implementing a monthly maintenance programme for chlorine dosing, taking samples from locations on each floor – with a focus on showers, and installing a chorine dosing unit equipped with remote telemetry.

Installing a chorine dosing unit equipped with remote telemetry. Legionnaires’ disease, and the control of Legionella bacteria in potable water systems, are challenges particular to healthcare facilities for two main reasons:

1 Hospitals require the delivery of warm water for the use of patients at handbasins and showers.

2 Patients in hospitals have a higher risk of developing illness than the general population. 

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