GWMWater

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Grampians Wimmera Mallee Water

Grampians Wimmera Mallee Water

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More than just water

We are Grampians Wimmera Mallee Water, a government-owned statutory corporation established in 2004 with a responsibility to provide, manage, operate and protect water supply and sewerage systems for our community.

72,000

People rely on our water

25% of Victoria

Serviced by GWMWater

71 Towns

Across Grampians, Wimmera & Mallee

9,000 Farms

Rely on us daily

More than just water

Storage water levels

0%

Lake Bellfield

1% from last year

0%

Lake Fyans

6% from last year

0%

Lake Lonsdale

5% from last year

0%

Moora Moora Reservoir

17% from last year

0%

Rocklands Reservoir

5% from last year

Latest news

Overnight effort hailed after water main break

Overnight effort hailed after water main break

A late-night water main break in Horsham has put the spotlight on behind-the-scenes work.

12 June 2026
Hopetoun’s tap water officially top tier

Hopetoun’s tap water officially top tier

Hopetoun’s tap water has been named amongst Victoria’s best.

1 April 2026
Read our latest newsletter 'Tapping In'

Read our latest newsletter 'Tapping In'

In this issue, Tapping In Edition 4 2025/26, we celebrate the winner and honourable mentions of our Community Photo Competition, as well as important information on water trading for our rural customers.

31 March 2026
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