Make a wastewater abatement claim

Please use this form to apply for wastewater abatement. We will respond to your request within six working days.

If you have more than one property, please use one form for each application.

You can apply for an abatement if less than 90% of the wastewater from your property drains into our sewer. Find out more.

To complete this form you will need to provide your:

  • Thames Water account number (printed at the top of your bill)
  • Full name, contact number, email address and account address
  • Supporting information for your claim


Your name

Company details

Your contact details

Please provide your telephone number including area code and email address.

Your account details

Please provide your Thames Water account number and address.

Your mailing address (if different to the account address)

Non-UK address

Wastewater details


Additional pond or swimming pool details


Additional information:

Please use this space to support your application, make note of any water use where water is not returned to the sewer.

Water meter reading

We will use your meter readings to assess your abatement.

Meter Reading 2

Meter Reading 3

Meter Reading 4


If you have more than 2 sub-meters please provide the readings and dates they were taken in the additional information box above.





Before submitting this form, please confirm your details are correct by reviewing the information below.