Private Sewer Transfer
In 2011 the Welsh Government introduced legislation that resulted in the transfer of private gravity sewers and lateral drains (which were connected to the public sewerage system before 1 July
2011) to Welsh Water on 1 October 2011. Before this date Welsh Water had no responsibility for private sewers. Please see the image to the right hand side for more information.
Because very little information was kept by other agencies Welsh Water has limited records of private sewers and no one knows exactly how many sewers transferred from customers to Welsh Water in
2011 or what condition they are in.
Welsh Water suggest that the transfer has resulted in 17,000km of private sewers and lateral drains have transfered over to Welsh Water – almost doubling their sewer network overnight.
The result of the transfer is that thousands of home and business owners in North Wales will no longer have to worry about repairs and maintenance of drains and sewers which, until 2011, they were
For more information and clarification of your sewer ownership please see the diagram on the right hand side or the golden rule is that if a sewer is shared it is a public sewer and therfor should
be maintained by Welsh Water