Our Commitment To You

We want to give you the very best service possible at all times and we work hard to ensure that all our customers receive a consistently high level of service, monitoring our performance very carefully.

We try to keep our promises and make sure you’re satisfied with what we do for you.

How Can We Help You

Details of how you can contact us can be found below

Please note that all our calls are recorded for quality and monitoring purposes.

Explore our most frequently asked topics from the options below

Your Home

There are a number of ways in which you can pay your bill.

Learn More

Let us know if you’re moving home

Let us know

If you’re not sure whether we provide water and/or wastewater services to your home, check our regional areas to find out 

Find out

Get in touch with us if you have a question regarding your bill

Get in touch

Contact 24 hour emergency helpline 0330 111 2014


If you are developing a new site, get in touch to find out more about the services we can offer you 

More information

Need to logon to your portal? 

Your portal

If you are experiencing difficulty in getting your sewers adopted, we will guarantee adoption for a fixed price following a simple process with your onsite team.  

Find out more

Our services suit the needs of your development.  

Learn more


Register your organisation with us 


If you are a retailer, providing services to commercial customers in our regions, please get in touch 

Our wholesale team

Get in touch with our wholesale team to find out our commercial tariffs and charges for your area 

Learn more


Find out more about Icosa Water 

Learn more

We provide water and/or wastewater services to households and non-household premises across different areas

Our areas

Find out what we’ve been doing lately 

Find out

We have a library full of policies and documents 

Read our policies

View the latest jobs within Icosa Water 

More information

Bills & Payments

You can call us on 0333 000 0113

Monday to Friday – 8.30am to 5.30pm
Email us on billing@icosawater.co.uk

Online form

Water & Wastewater Emergencies

24 Hour Customer Helpline

Water or wastewater issues – flooding, a leak, no water or poor water quality 0330 111 2014

Report a problem

General Enquiries

You can call us on 0330 111 0780

Monday to Friday – 8.30am to 5.30pm
Email us on customerservices@icosawater.co.uk

Developer Services

You can call the team on 0330 320 0762

Monday to Friday 08:30am-4:30pm
Email us on developerservices@icosawater.co.uk

Write to us

If you wish to write to us we'd love to hear from you

We're here to help

General Enquiries & Accounts: Sophia House, 28 Cathedral Road, Cardiff, CF11 9LJ

Developer Enquiries: 27-35 Fleet Street, Swindon, Wiltshire, SN1 1RQ

Online Enquiry Form

Compliments & Complaints

If you think we could have done something better, we really want you to tell us

We value your opinions and your feedback can influence how we operate.  We would really like you to write to us with your comments and you can use our feedback form to do this.
Or if you prefer, you can write to us at Icosa Water Services Ltd, Sophia House, 28 Cathedral Road, Cardiff, CF11 9LJ.  You can call us on 0330 111 0780 if you would to talk to us.

Send feedback