Average household water & sewerage bill in in England and Wales 2020-2023, by company

South West Water customers had the highest annual combined water and sewerage bill in England and Wales for the year ended March 2022, at 503 British pounds. This was considerably more than the average combined household water and sewerage bill in England and Wales that year.

Water utilities companies in Britain

In 1989, the water sector in England and Wales became privatized, resulting in the sale of the 10 regional water authorities, including Severn Trent, United Utilities, and Anglian Water. With more than 15 million customers, Thames Water is the largest water and wastewater company in Great Britain.

Water infrastructure in Britain

Between 2015 and 2020, investment in Britain's water sector totaled 44 billion British pounds. This averaged some 2,000 British pounds per property over the five year period. Water companies own hundreds of thousands of kilometers of water pipes that span the country. However, many pipes date back to the Victorian era and are prone to leakage. Because of this, billions of liters of water are lost every day.