UK government objects to Thames Water £10bn rescue plan

The future of Thames Water, the UK's largest water supplier, is in serious doubt after the government formally objected to a proposed £10 billion rescue plan, significantly increasing the likelihood of temporary public ownership. Environment Secretary Emma Reynolds wrote to the water regulator, Ofwat, on Monday, June 15, 2026, to outline concerns that the creditor-led proposal places an "undue burden" on customers and fails to adequately protect consumers and the environment.

The intervention casts new uncertainty over the fate of the utility, which serves approximately 16 million customers across London and southern England and is saddled with nearly £20 billion in debt. The rescue package, put forward by a consortium of major creditors including Elliott Management, Invesco, and Silverpoint Capital, represents the last major private-sector option to avoid a government takeover. It includes £3.35 billion in new equity, up to £6.55 billion in new debt financing, and a commitment for £20 billion in long-term infrastructure investment. Creditors have also offered to write off a portion of the existing debt.

Reynolds, however, characterized aspects of the plan as "weak," citing...