Cooling water systems must be managed safely in order to prevent the growth and transmission of
Legionella bacteria. Infection may cause Legionnaires’ disease, a serious and potentially life-threatening condition.
The Public Health Regulation 2022 requires a performance based or risk management approach to managing cooling water systems. This approach allows each system to be managed according to its risk of Legionella contamination.
Building occupiers are required to ensure that there are six key safeguards in place for their cooling water systems: