On 1 September 2022, the domestic garden bore sprinkler roster has changed to align with the two-days-per-week sprinkler roster for scheme water users in Perth and Mandurah, reducing from three days per week.. Perth & Greater Daytime sprinkler use is restricted A watering day roster applies to scheme and domestic garden bore sprinkler use in certain areas of the state. These rosters and days are explained below for different areas. Avoiding sprinkler use during the hottest part of the day reduces the amount of water lost through evaporation.
Know your watering days in Perth and WA at Water Corporation. By sticking to our watering days, we can save around 4.5 billion litres of water a year in WA!. Understanding Perth's Watering Day System Perth's watering day system is part of a state-wide effort to conserve water and ensure sustainable water usage for future generations. It applies to all households, businesses, and properties with scheme water and bore water systems.