Contact us

We offer a range of contact methods providing our customers with the opportunity to choose which best suits their needs. Please click on the most appropriate link from the options below.

Need more help?

Call us on Waterline: 0345 744 0088
(24 hours a day, 7 days a week)

(Customers with hearing difficulties can use ‘Text Relay’ through Waterline 0345 744 0088.)

Other contact methods

Email: waterline[AT]niwater[DOT]com
Self-service portal:

Send a letter:
Northern Ireland Water
PO Box 2376,
BT13 3DX

The Press Office handles all media enquiries on behalf
of Northern Ireland Water and its employees.

Access to Information
You have a number of avenues to request information from Northern Ireland Water, detailed on our Publication Scheme

To access your own personal information, you can make a Subject Access Request (SAR) under the General Data Protection Regulation/Data Protection Act 2018. Read our Privacy Notice here, and complete this SAR form, returning it with an appropriate form of ID.

You can also contact our Information Management Unit at imu[AT]niwater[DOT]com or via Waterline at 0345 7440088, if you have any queries about how best to request information from us.

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