Water metering and servicing guidelines

The water metering and servicing guidelines (PDF) detail conditions that apply when servicing new developments, making alterations to existing developments and for general water metering arrangements. Version 8.1 was published in 2020, so please make sure you’re applying the current guidelines.

Go to water metering and servicing guidelines (PDF)

Water metering and servicing drawings

Individual drawings can be downloaded from the Melbourne Retail Water Agencies (MRWA) site..

MRWA Water Metering and Servicing standards (individual)

1.20-25mm general water service (wet tapping) – low hazard – residential/commercial/industrial (PDF) 

1A  20mm drinking water (dry tapping) low hazard residential (PDF)

1B. 20mm recycled water residential (dry tapping) (PDF)

2. 20-25mm general water service – medium hazard – residential/ commercial/industrial (PDF)

3. 20-25mm general water service – high hazard – residential/ commercial/industrial (PDF)

4. 32-50mm General water service – low hazard – residential/ commercial/industrial (PDF)

5. -50mm general water service – medium/high hazard –residential/commercial/industrial (PDF)

6. + general water service – low hazard – residential/ commercial/industrial (PDF)

7. 80mm+ general water service – medium/high hazard –residential/commercial/industrial (PDF)

8. 25-50mm fire hose reel/sprinkler and general service (PDF)

9. 80mm+ fire hydrant/hose reels with single check detector assembly testable (PDF)

10. 80mm+ fire hydrant/hose reels with double check detector assembly testable (PDF)

11. 80mm+ fire and general service combined residential/commercial/industrial (PDF)

12. Fire sprinkler and hydrant service 80mm+ meter configuration (PDF)

12A. Fire sprinkler and hydrant service single check detector assembly (testable) (no booster pumps) (PDF)

12B. Fire sprinkler and hydrant service 80mm+ meter configuration (PDF)

13. Booster connection around meter fire sprinkler supply (PDF)

14. Booster connection around meter fire hydrant supply (PDF)

15. Interconnected fire and general services single water main supply from both directions (PDF)

15A. Interconnection supply to feed hydrant suction outlet (relating to drawings 15 & 16) (PDF)

16. Interconnected fire sprinkler/hydrant and general services different water mains connection (PDF)

17. Private fire service tapping configurations (PDF)

18. Drinking/recycling water tapping configurations (PDF)

19. Requirements for Class 'A' recycled water for use with washing machines (PDF)

20. Minimum clearances for meter assemblies in confined spaces (PDF)

Other Sewer and Water technical drawings

Individual drawings can be downloaded from the Technical Standards page.

Water Assembly Dimension and Spatial Requests

View the Water Assembly Dimension and Spatial Requests table.

Rainwater tank plumbing guide

We provide safe, high quality drinking and recycled water to the majority of our customers. We also support plumbers and property owners with information for installing alternative water supplies like rainwater tanks.

View our rainwater tank plumbing guide to understand the requirements and responsibilities for connecting a rainwater tank .

Sewer servicing guidelines

The Sewer Servicing Guidelines explain the responsibilities and requirements for any sewer works including blocked sewers, sewer developments, test priors, boundary traps, updating sewer plans and much more.

Only South East Water and our authorised contractors can work on or enter our assets. If you’re not sure if you or the contractor you have engaged is authorised, please contact our 24/7 faults and emergencies team on 13 28 12. Read these guidelines in conjunction with South East Water’s ‘Notice of Agreement’ and ‘Conditions of Consent’ issued pursuant to Section 144 of the Water Act 1989.

Get in touch by phone

For more information about servicing guidelines and standards, you can get in touch with us by phone on 03 9552 3770

Recycled water guidelines

Want to know more about recycled water guidelines? Check out our recycled water connections page.