Drains and Sewers
For drainage/sewerage issues on your property, you will need to determine whether the issue is your responsibility or the responsibility of Thames Water ( Who is Responsible?). Thames Water can be contacted on 0800 316 9800 (Textphone: 0800 316 9800), 24 hours a day.
Thames Water: Online Enquiry Form - For non-urgent queries you can complete the .
Report a highway issue - If a storm/surface water drain is blocked in the road (they can be distinguished by an open grated cover).