- Developers & builders
- Overview
- Water services
- Sewerage services
-
Developers & builders
Get all the information
you need about water and
sewerage connections
- Water regulations
- Overview
- Plumbing systems
- Proposed works
- RPZ valves
- Approved plumber scheme
-
Water regulations
We're here to help you comply with water regulations. Find
out what you need to know
- Property searches
- Overview
- Residential searches
- Commercial searches
- Request a search
- Mains and sewer maps
- Account log in
-
Property searches
Request residential and commercial property
searches or order detailed
mains and sewer maps
Water and wastewater services for Kent,
Sussex, Hampshire and the Isle of Wight
Sussex, Hampshire and the Isle of Wight
Developers & builders
The links below contain the application forms and guidance notes to obtain a water supply including 'self lay'. Please refer to the guidance notes before making an application and check the property/development is in our supply area using the postcode checker.
In your area
Find out if you're a Southern Water customer, check your water quality or explore what's happening in your area.
Water services
Water connections
The links below contain the application forms and guidance notes to obtain a water supply including 'self lay'. Please refer to the guidance notes before making an application and check the property/development is in our supply area using the postcode checker.
