Gbplaces.com has listed approx 496 Sewage treatment plants in United Kingdom. Some of the Top rated Sewage treatment plants in United Kingdom are- Welsh Water Canaston & Greenhill, Langdon Welsh Water Treatment Works, Bala Treatment Works, Bala Treatment Works, The Dell Sewage Pumping Station, The Dell Sewage Pumping Station, Canterbury WTW, Tech Universal (UK) Ltd, Scottish Water & Scottish water.