Exclusive: Environment Agency figures due out on Wednesday to reveal 129% increase in total discharges on previous 12 months
More than 4m hours of raw sewage discharges poured into rivers and seas last year, a 129% increase on the previous 12 months, new figures are expected to reveal on Wednesday.
Total discharges from the 14,000 storm overflows owned by English water companies that release untreated sewage into rivers and coastal waters increased by 59% to 477,972, making 2023 the worst year for sewage spills, according to an early estimate of the Environment Agency figures seen by the Guardian.
Senior industry sources were preparing for the government to turn its guns on water companies after the record year of discharges. The Environment Agency said it was setting up a whistleblowing hotline for people who work in the industry to report any activity that concerns them.
The heavy rainfall over the autumn and winter is likely to be blamed by the industry for the huge rise. Storm overflows are supposed to be used only in extreme weather but for many years they have been used routinely, discharging raw sewage even on dry days in some cases. The academic Peter Hammond has shown how water companies are routinely using storm overflow discharges in their water management.
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