Tideway, the company responsible for delivering the Thames Tideway Tunnel, has announced the successful activation of the new super sewer, ushering in a healthier future for London’s iconic river.
Bazalgette Tunnel Ltd, trading under the name Tideway, has progressed to the system commissioning stage of the Tideway Tunnel delivery, according to its Annual Report and Accounts for 2023/24.
Water sector regulator Ofwat has rejected the suggestion in a recent article in the Financial Times that Thames Water customers will pay “three times over” for the costs of the Thames Tideway Tunnel.
Engineers on the super sewer project have begun work to connect the new infrastructure to London’s existing sewer system.
Tideway is getting ready to start commissioning work on London’s £4.5 billion super sewer - one of the UK’s largest new infrastructure projects.
Ofwat is consulting on its proposal to set a separate price control for the upcoming AMP8 investment period 2025 – 2030 for the work Thames Water carries out on the Thames Tideway Tunnel project.
The completion of the 4.5km Greenwich Connection Tunnel between Greenwich and Bermondsey has marked another major milestone for London’s super sewer.
Huge shafts excavated across London as part of the Tideway Tunnel super sewer project are being capped off after years of construction deep underground.
November has seen Tideway take further significant steps on the construction of the £4.2 billion supersewer for London.
The first riverside ‘signature ventilation column’ that will adorn sites along the route of the Tideway Tunnel super sewer has been installed along Putney Embankment.
With the UK government demanding a 50% reduction in storm overflow spills by 2029, the era of reactive management is over. Speaking in the House of Commons on 21 July 2025, then environment secretary Steve Reed said, “This Government will cut water companies’ sewage pollution in half by the end of the decade.”
ERG, the leading supplier of odour control systems and industrial gas cleaning & thermal systems, has been awarded the coveted King’s Award for Enterprise.
Welsh Water’s new artificial intelligence-driven tool, ORAI, has been shortlisted for three categories at the prestigious British Data Awards 2026 – underscoring the company’s commitment to using cutting-edge technology to deliver better outcome for customers.
Barhale has completed work on two separate Rapid Action Taskforce Spills projects it is carrying out for Severn Trent.