Manage your account with MyWesternWater
Go to Western Water Connect
Building, Renovating & Developing/Building and renovating/Metering and servicing guidelines
Western Water's metering and servicing guidelines set our water metering conditions for new developments, alterations to existing developments and existing water metering arrangements.
The guidelines apply to potable (drinking) and recycled water within Western Water's service region.
They are typically used by:
Metering and Servicing Guidelines7MB
Diagram 1: 20mm - 25mm general water service (wet tapping), low hazard715KB
Diagram 2: 20mm - 25mm general water service, medium hazard762KB
Diagram 3: 20mm - 25mm general water service, high hazard760KB
Diagram 4: 32mm - 50mm general water service, low hazard710KB
Diagram 5: 32mm - 50mm+ general water service, medium - high hazard804KB
Diagram 6: 80mm+ general water service, low hazard781KB
Diagram 7: 80mm+ general water service, medium - high hazard871KB
Diagram 8: 25mm - 50mm fire hose reel / sprinkler and general service759KB
Diagram 9: 80mm+ fire hydrant / hose reels with detector check valve824KB
Diagram 10: 80mm+ fire and general service combined805KB
Diagram 11: 80mm+ fire and general service, separated fire and general service after meter903KB
Diagram 12: Fire sprinkler and hydrant service with 80mm+ meter configuration987KB
Diagram 13: Booster connection around meter, fire sprinkler supply853KB
Diagram 14: Booster connection around meter, fire hydrant supply832KB
Diagram 15: Interconnected fire and general services single water mains supply from both directions1008KB
Diagram 16: Interconnected fire sprinkler / hydrant and general services, different water mains connection1MB
Diagram 17: Tapping configurations894KB