If you have any questions about the Thames Tideway Tunnel, you can contact us in the following ways:

Email contact

Contact our 24-hour helpline
0800 0721 086

Write to us at
Thames Tunnel consultation
Thames Water Utilities
Freepost SCE9923
PO BOX 522

If you are having technical problems with this website, please email thames.tunnel@thameswater.co.uk

You can contact us about any of our other activities


By telephone
Billing or account enquiries – call 0845 9200 888
Lines are open weekdays from 8am – 8pm and on Saturday from 8am – 1pm (Minicom or Typetalk: 0845 7200 899).

Water or wastewater enquiries – call 0845 9200 800
Lines are open 24 hours a day (Minicom or Typetalk: 0845 7200 898).

Please contact our Press Office with any media enquiries.

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