Hotels and leisure facilities very often have large water systems including showers for the use by clients using the facilities. They also often have water tanks to deal with peak demand on showers.

As such they pose a significant risk of Legionella proliferation and a rigorous management regime should be implemented. This should include a Legionella risk assessment and routine testing and recording of water temperatures. Specific Legionella sampling can form a useful tool in ensuring this management regime is effective.