Srilanka-Places.com has listed approx 30 Sewage treatment plants in Sri Lanka. Some of the Top rated Sewage treatment plants in Sri Lanka are- PERLO Enviroequip PVT Ltd, Ekala Waste Water Treatment Plant, Slave Island Pumping Station, Vystwyke Water Treatment, Eco Engineer's & Co. (Pvt.) Ltd., Vystwyke Water Treatment, Kandy City Waste Water Main Pump Station, Kumbukkan Oya Intake, Kumbukkan Oya Intake & Kandy City Waste Water Treatment Plant.