questionText: To ask the Secretary of State for Environment, Food and Rural Affairs, what estimate his Department has made of the total value of UK water companies.
answerText: Ofwat’s independently set Regulatory Capital Value (RCV) was £99.3 billion in 2024 and is £106.7 billion in 2025. RCV is recognised as the best proxy for the sector’s “enterprise value” – encompassing equity and debt.
heading: Water Companies