All about your water and account

We’re the largest water-only supplier in the UK, and we’re committed to delivering a high-quality water service to all our customers.

We provide an average of 950 million litres of water each day to a population of more than 3.9 million people in parts of Bedfordshire, Berkshire, Buckinghamshire, Essex, Hertfordshire, Surrey, the London Boroughs of Harrow and Hillingdon, and parts of the London Boroughs of Barnet, Brent, Ealing, and Enfield. We also supply water to the Tendring peninsula in Essex and the Folkestone and Dover areas of Kent.

Guaranteed Standards Scheme (GSS): Our commitment to you

We’re dedicated to providing you with the best possible service. If we fall short of the standards you expect, we’ll ensure that we make it right. From 2nd July 2025, the Guaranteed Standards Scheme (GSS) has been updated – learn more about our commitment to you below.

How you can reach us

Find out how to contact us, identify our employees, understand how we handle your personal data, or make a complaint. We're committed to providing the support you need.

What to do in an emergency

We conduct rigorous testing to maintain water quality. If we think there’s a problem with the quality of your drinking water, we’ll let you know as soon as possible and give you advice on what to do. We’ll also provide alternative water where necessary.

In rare cases, we might advise boiling water as a precaution, or we may ask you to not use your water at all.

Updates and guidance will be provided promptly through our alerts page and SMS alerts.

About your water and your account

We’re dedicated to providing clean, safe drinking water and excellent service to our customers and communities.

You can also manage your account online. Just sign up or log in to My Account to view statements, make payments, update your details, let us know if you're moving, and more.