Occupiers are responsible for ensuring that cooling water systems on their premises are managed (installed, operated and maintained) in accordance with the Public Health Act 2010, Public Health Regulation 2012 and appropriate AUS/NZ Standards.
Occupiers may engage a duly qualified person (DQP) to manage the system on a routine basis on their behalf, and a competent person to undertake a risk assessment on their behalf.
The occupier must ensure that, for their cooling water system:
- A competent person undertakes a risk assessment every five years (or more frequently high risk or if required), with all identified risks and their control strategies documented in a Risk Management Plan (RMP).
- The initial certificate of RMP completion and must be provided to the local Council no later than 31 March 2019, if not already submitted.
- An independent auditor performs an audit of compliance every year. A certificate of audit completion must be submitted to Council as soon as received by the auditor.
- A DQP performs inspection, maintenance (including servicing), chemical analysis, and laboratory testing for Legionella count and heterotrophic colony count (HCC) every month.
- The local government authority is notified of reportable test results of Legionella count ≥1,000 cfu/mL or HCC ≥5,000,000 cfu/mL.
- The local government authority is notified of the installation of the system and any change in particulars, including decommissioning.
- A unique identification number is displayed on each cooling tower in their system.
- Required documents and information are made readily available at the request of a health officer.
Should you have any enquiries regarding the new requirements, please contact Council’s Environmental Health Team on 1300 292 442.
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