Data released today shows storm overflow performance in 2025 was the best ever, with the total number of spills from Anglian Water’s storm overflows reduced by more than 60% and the total duration of all spills reduced by more than 80%% compared to 2024.

New data published today by the Environment Agency shows a significant reduction in both the number and duration of storm overflow spills across England compared to 2024.

South West Water is reporting that it has reduced storm overflow use by 17% and cut spill duration by 25% over the past year, despite the South West experiencing a substantially wetter year than the rest of England.

The Environment Agency is pushing water companies to strengthen their efforts to improve the environment by tightening up the way it ranks and tracks their performance - from 2027, the EA’s annual Environmental Performance Assessment (EPA) reporting will look different.

South West Water’s investment in cutting-edge, real-time monitoring technology is transforming how storm overflows are managed - reducing spills, enabling faster responses, and protecting the environment.

Scottish Water is well underway with the first wave of engineering projects in its major £500 million pound investment programme to tackle storm overflows.

Thames Water has gone out to tender with a major AMP8 contract for the supply, repair, installation and maintenance of sewer depth and Event Duration Monitors worth an estimated £60.24 million (inc VAT).

South West Water is in the process of investigating the cause of the high spill numbers during 2024 from its Salcombe Regis storm overflow.

A giant countdown clock is on display in Southern Water’s Operational Control Centre – ticking down the days until the start of the Environment Agency’s bathing water season.

Following yesterday’s publication by the Environment Agency of data on water companies' spills from storm overflows in 2024, Yorkshire Water has reported that the company reduced the number of discharges from storm overflows to the region’s watercourses by 12% in 2024 – a reduction of 9,595 discharges.