Thames Water agrees payment plan with Ofwat for historic fine August 27, 2025 Thames Water has agreed a payment plan with Ofwat for its £123m fine over rule breaches tied to its wastewater operations and dividend payouts. The payment plan will see 20 per cent of the total penalty – £24.5m – paid no later than 30 September this year. The penalty will not be funded by customer bills, [...]