The Health of London’s Waterways (3)

Questions to the Mayor of London – answered on 18 October 2022.

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Photo of Leonie Cooper Leonie Cooper Labour

How many sewage works are there in London and which rivers and waterways are they based close to?

Photo of Sadiq Khan Sadiq Khan Mayor of London

There are 7 sewage treatment works in London all managed by Thames Water.

Sewage Treatment Works discharging into the Tidal Thames:

Hogsmill sewage treatment works discharges into the Hogsmill river with a small flow being pumped to the Beverley Brook.

Deephams sewage treatment works discharges into the Salmons Brook (and then the Lower Lea).