Water companies have been heavily criticised for widespread leaks and the amount of sewage being discharged, which critics have blamed on under-investment in the country's infrastructure.

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Southern Water is owned by Australian firm Macquarie which has faced fierce criticism for the period when it was Thames Water’s biggest shareholder.

In five of the 10 years it owned Thames, the company paid out more in dividends than it made in profits, while debt rose from £2.5bn to over £10bn in the same period.

"Mum, I need money to repair my bike."

"We gave you money to repair your bike."

"Oh I spent it on sweets for me and my mates."