Our sewage treatment works
We are the UK's largest water and wastewater services company.
Our 349 sewage treatment works - serving 13.8 million customers - include Beckton, in East London, which is the largest works in Europe. Several of these works create renewable energy, making us the biggest generator of 'green power' within the M25.
Read more about some of our major sewage sites
- Mogden Sewage Treatment Works
- Mogden serves 1.8 million people. Over half of the energy used at the plant is 'green energy' that has been generated on site as part of the sewage treatment process.
