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Changes for Large Business Customers
Welsh Water’s principal responsibilities are to:
Provide a safe and reliable drinking water supply to its 1.3 million customers, 24 hours a day, 365 days a year, while ensuring its water abstractions and water supply activities do not damage the environment; and
Collect and treat the wastewater produced by households and businesses, together with surface and highway drainage in many places, in a way that safeguards public health and protects the environment.
Information about the water we supply.
How we’re tackling leakage
Find out more information about the water quality.
Information about our wastewater services and sewer pipe responsibility.
How we are dealing with the problems caused by sewer flooding.
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