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Thames Water's £7.5 Billion Reservoir Project Faces Doubts

1/8/2026

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Summary

Story summary

Liberal Democrat MP Layla Moran told a Westminster debate she doubts Thames Water can build the 15-million-person reservoir.
Thames Water remains committed to the project, aiming to begin construction in 2029 and have it operational by 2040.
A consultation on the South East Strategic Reservoir Option near Abingdon closes next week.
The project is critical for securing future water supply, with costs potentially reaching £7.5 billion funded by customer bills.

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Story summary

Liberal Democrat MP Layla Moran told a Westminster debate she doubts Thames Water can build the 15-million-person reservoir.
Thames Water remains committed to the project, aiming to begin construction in 2029 and have it operational by 2040.
A consultation on the South East Strategic Reservoir Option near Abingdon closes next week.
The project is critical for securing future water supply, with costs potentially reaching £7.5 billion funded by customer bills.