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The coronavirus is creating all sorts of new challenges to businesses and one that is easy to slip under the radar if not managed correctly is the risk from Legionella in on site water systems.

The restrictions on movement of people has led to further reductions in building occupancy therefore increasing the risk of colonisation by Legionella.

All employers still have a duty of care to manage the risks from Legionella although the controls in place may need to be adapted to changing circumstances.


One of our customers, Dantek, is a specialist water hygiene company committed to providing water hygiene and water treatment services throughout the UK and are experts in the control and prevention of Legionnaires’ disease which is caused by the bacterium known as legionella. They have created the useful document Advice for Legionella control during Covid 19 outbreak

Legionnaires’ disease is a potentially fatal form of pneumonia caused by the inhalation of small droplets of contaminated water containing Legionella bacteria.

All hot and cold-water systems such as; Air conditioning systems, Spa pools and hot tubs and Showers, taps and toilets are likely, if not controlled appropriately, to provide an environment where Legionella can grow.

If you require further knowledge of managing Legionella, we offer an E-Learning course for Legionella Management. Our interactive video based training course is aimed at all employers and staff to assist them in identifying the danger that legionella poses, as well as covering ways to identify and assess sources of risk from legionella in the premises also implement and manage a control programme.