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Every day, we supply South West Victoria with sustainable water services, while leading our communities towards a healthier, more prosperous future.
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Working with us
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Our community
Find out what we’re up to in your area.
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NewsWater servicesEnvironmentPermanent Water Saving Rules
Victoria’s Permanent Water Saving are common-sense rules to help us use water efficiently and they’re always in place across the entire state. -
NewsWater servicesSewerage servicesKeeping things flowing
An essential part of our work is to maintain more than 3000km of water and sewer mains. -
ProjectsWater servicesQuality Water for Wannon
We’re embarking on a project to improve the water quality in Portland, Port Fairy and Heywood. -
NewsWater servicesNo water restrictions on the horizon
Wannon Water’s Annual Water Outlook for 2025 confirms there are no water restrictions on the horizon for our customers. -
NewsSewerage servicesThe Warrnambool Sewage Treatment Plant upgrade is nearly finished
The upgrade of the Warrnambool Sewage Treatment Plant is nearing completion, with all major structures now in place. -
NewsWater servicesRecord dry weather impacts region’s water pipes
The driest weather on record in South West Victoria has led to an increased number of burst water mains. -
NewsCorporate governanceMeet our new Managing Director
Steven Waterhouse announced as the new Managing Director of Wannon Water. -
NewsCorporate governanceCustomer Outcomes Report 2023-24
Our annual performance report is out now to let you know how we’re tracking. -
ProjectsEnvironmentBrierly Basin floating solar array
The project will generate more than 600,000 kWh/year of renewable electricity and reduce our greenhouse gas emissions by more than 600 tonnes per year.
Making news
Read our latest news and updates from around the region.
4 July 2025
Environment
Water services
Reducing the environmental impact and securing water supply on Gellibrand River
A major upgrade to our Otway water supply system will reduce environmental impacts and increase water security.
23 June 2025
Education
Water services
Sewerage services
Not all hi-vis, Ebony’s journey to becoming a Chartered Professional Engineer
Our Manager for Operations Support and Projects, Ebony Perrin shares her journey into engineering and tips for anyone looking to get into the profession.
20 June 2025
Water services
Environment
Permanent Water Saving Rules
Victoria’s Permanent Water Saving are common-sense rules to help us use water efficiently and they’re always in place across the entire state.
Every Drop Counts
As the demand for water increases, it’s important that we work together to manage our precious water supply. Learn how to be water wise in your home or business.
Protect your pipes
Sewer blockages can end with a messy outcome. So, find out how to look after your drains to ensure the pipes keep flowing.