NEW
Apply online
Our online portal is the best way to start your new connection journey with us:
- We'll guide you to the right service
- You can get a free budget estimate
- It's quick and easy to apply
- We'll remember your details for next time
- You can pay online by card or BACS
- We'll keep you updated every step of the way
- Manage all of your applications in one place
We've updated our charges and design standards
We've published our New Connection Charging Arrangements for 2026/2027, as well as new versions of the following technical documents as part of our annual review of network policies:
Design and Construction Specification (v6)
Annual Contestability Summary (v6)
These documents have been published on 30 January 2026 to allow a 2-month notice period before they come into effect on 1 April 2026.
How can we help?
Apply to connect to our existing water supply network
Request a new water main and service connections
Apply to connect to the public sewer network
I'm building near a public sewer
Send us a sewer build-over enquiry
Information for self-lay providers
Information for new appointments and variations
I want to locate pipes near my property
Order a map of our water and sewerage network
Go to our application library
I want an estimate for a large development site
Get a free estimate for new water mains and plot connections
From home extensions to commercial developments, we're here to support your project.
If you're building or converting a property you'll need to apply for a new water connection.
Apply for permission to build over a public sewer or for a new sewerage connection.
Our services charging arrangements.
Everything you need to know about Developer Services.
Environmental incentives and credits
See what discounts are available for sustainable developments.
Our performance reports show the level of service you can expect from us.