Water and wastewater services for Kent, Sussex, Hampshire and the Isle of Wight
Developers & builders

Get all the information
you need about water and
sewerage connections

Contact us

The details below are only to be used for enquiries regarding developers and builders.

Staff who answer calls on the below number are unable to assist with customer billing enquiries.

If you have a billing enquiry or any other type of enquiry please use our main contact us page.

Contact numbers

Telephone – 0330 303 0119
(Calls charged at local rate)

Lines open Mon–Fri, 9am–4.30pm

Fax – 01962 716228



You can write to us at:

Developer Services
Southern Water
Southern House
Hampshire, SO21 2SW

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