Water quality

Information and advice about the quality of your water.

Water quality - All Questions
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  • I have an urgent water quality problem. What should I do?

    If you have an urgent water quality problem, please call us on 0333 000 0002. Lines are open Mon-Fri 8am-7pm and Sat 8am-1pm.For out of hours emergencies, please call us on 0333 000 0365. 

  • Check the water quality/hardness in your area

    Please use our postcode checker to find out about the quality/hardness of the water in your area.

  • Why does my water have an odd taste/smell?

    You may occasionally notice a change to the taste or odour of your drinking water.
Common reasons for this include:Antiseptic or chlorine taste or smellA very small amount of chlorine is used to disinfect the water we supply to you, and very occasion

  • What should I do if my water is discoloured/cloudy?

    We continually test the water we supply to our customers to ensure it is safe.However, during its journey to your taps there are a number of ways in which the appearance of your water can be affected and occasionally it can become discoloured.The mos

  • How do you treat my water?

    We work around the clock to ensure the water we supply to you is safe.The majority of water we supply is pumped from underground aquifers. This water is relatively easy to treat as it has already been naturally filtered through chalk or sandstone, an

  • Is there lead in my water?

    There are no significant levels of lead present in the drinking water we supply as it leaves our treatment works. However, if you have a lead pipe feeding your property or internal plumbing, small amounts of lead may dissolve in the water. Over time,

  • How can I reduce limescale?

    Limescale is a chalky type of deposit made up of calcium and magnesium. It is formed naturally when water is boiled. It is more evident in hard water areas and can attach itself to the element inside your kettle, as well as build up in washing machin

  • Are water softeners safe?

    Water softeners use chemicals to remove the hardness from water and prevent a build up of limescale in your hot water system. If you install a water softener it is important to keep a separate supply of un-softened water for drinking and cooking, oth

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