The Environment Agency (EA) has today called on water companies to urgently improve their performance as the latest Environmental Performance Assessment (EPA) for 2024 reveals the lowest ratings since the process began in 2011.

The EPA report is an independent comparison of environmental performance across the sector. Since 2011, the EA has used the EPA to rate each company in England from 1 star to 4 stars, to highlight where improvement in water company performance is required.

In 2024, the nine companies collectively achieved just 19 stars out of a possible 36, down from 25 in 2023. Only Severn Trent Water received the top four-star rating for industry-leading EPA performance. This is the lowest number of stars overall since the EPA process began.

However, criteria have been regularl

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