Water quality

Explore water quality across Tasmania, with links to drinking water, sewage treatment, reports and testing. Find how water is managed, monitored and protected safely now!
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What is PFAS
TasWater monitors PFAS levels across all of our raw water catchments that supply our 58 Drinking Water Systems.
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Your sewage
Ordinary household sewage comes into the system from drains in our homes before entering the vast collection of underground sewer pipes.
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Fluoridation of drinking water
Find out why fluoride is added to Tasmania’s drinking water, how it’s monitored, and what safeguards are in place to ensure it’s safe and effective.
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Colour, odour and taste
Have you noticed a change in your water's colour, odour or taste? We have listed the most common water quality issues and what to do about them.
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Environmental and public health monitoring
We use approved management plans to monitor and manage the performance of all sewage treatment plants, including regular monitoring and testing at scheduled sites.
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Don't flush this
Just because something can be flushed, doesn’t mean it should be. We find a lot of strange things in our sewerage network - things that belong in the bin, instead of the ...
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Chlorine in drinking water
Chlorine keeps Tasmania’s drinking water safe. Learn why it’s used, how it’s monitored, and what you can do if you notice a chlorine taste or smell.
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Your drinking water
See your local water quality results, how TasWater tests your drinking water and what the ratings mean - updated monthly for every Tasmanian water supply.
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