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Quarterly reporting for drinking water providers

Quarterly reporting is only required for service providers operating under a 'Monitoring and reporting notice' (prior to approval of their drinking water quality management plan).

Quarterly reporting provides a summary of water quality monitoring that has been undertaken in the reporting quarter.

What to report

You should provide a summary of monitoring undertaken as described in the current monitoring program which was submitted to the Department of Natural Resources, Mines and Energy following registration.

Reporting is based on a defined list of parameters.

Refer to Appendix C of the Explanatory notes and instructions: Drinking water quality: Quarterly report (PDF, 176KB).

You must submit Quarterly reports to the department.

How to report

Complete the Drinking water quality: Current monitoring program: Form WSR502 (PDF, 635KB)

Complete the Drinking water quality: Quarterly report: Form WSR501 (PDF, 627KB)

Due dates

Period Due date
1 January to 31 March 30 April (same year)
1 April to 30 June 31 July (same year)
1 July to 30 September 31 October (same year)
1 October to 31 December 31 January (following year)

Contact us

For more information, email


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