Report a flood, water leak or drainage problem

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Report a main river flood

For life threatening emergencies, call 999 to contact the emergency services.

The Environment Agency (EA) is responsible for managing the flood risks from main rivers, including regular inspection and maintenance of flood defences.

Call the Environment Agency's 24-hour hotline to report:

  • collapsed or badly damaged river banks
  • flooding from main rivers
  • main rivers blocked by a vehicle or fallen tree causing risk of flooding
  • unusual changes in river flow
  • concerns or incidents at a reservoir or dam which may cause a failure or flood

Telephone: 0800 80 70 60 

Find out about call charges – GOV.UK.

Main rivers in Woking borough

The main rivers include:

  • Hoe Stream
  • River Bourne (and its tributaries at Parley Brook and Knaphill Brook)
  • River Wey

Check if a watercourse is classified as a main river – Environment Agency map