Serving parts of North West London and the Home Counties.

Contact us about your drinking water quality

Household customers

If you would like to contact us about your drinking water quality, please use the form below. Our team will respond during working hours.

For any emergencies, please check our latest incidents or call us.

Alternatively, you can visit our Customer Zone area details of your:

If you have an account enquiry please use our Contact us form, then the right team can deal with your request promptly


Business Customers

Please contact your retailer directly for any general enquiries about your water quality. For any emergencies, please check our latest incidents or call us.


Fields marked with * are mandatory.

  • 1Water Quality Enquiry

Your details

Your name *
Email address *
Address *Please tell us the address that you want more information about, i.e. the address where we supply water.
Postcode *
Your water quality enquiry *

Please note: For your personal reference, a copy of the details you provided in this form will be sent to the email address you entered above.

This form will go to a dedicated team who will take the necessary action. If you need assistance or to tell us about something different, please click this link where you can Contact us (opens in a new window).

Data protection: The information you provide may be used by Affinity Water to provide you with water services, give you information about your water supply and manage your account; including the collection and recovery of charges. We also collect charges on behalf of Thames Water and Anglian Water who provide sewerage services in our supply area.

Read our full privacy policy here>>