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Working with our commercial customers

We work with businesses across our area supplying drinking water, recycled water and wastewater services that meet customer needs. Our supply area includes Phillip Island and nearby Waterline townships, stretching from Archies Creek to The Gurdies.

Access & usage charges

Find out all you need to know about our charges for water and sewerage products and services… Read more

Customer Charter

We have helpful information on hand for our customers, including our full customer and privacy charters.… Read more

Paying your bill

We offer many ways to pay your bill. Choose one that suits you best… Read more

Trade waste

Water that has been used in business activity is known as trade waste. Find out how to obtain consent to… Read more


Our one stop shop for all customer forms, download now or complete the available online forms. Read more


Find out when and where our tenders are advertised and view our current tender opportunities… Read more

Price determination is governed by the Water Industry Regulatory Order (101 KB) and the Statement of Obligations –Water Industry Act 1994 (110 KB). Read the Westernport Water privacy policy.