The Police Narcotics Bureau said that 928 kg of cocaine was destroyed in the supervision of President Maithripala Sirisena and Prime Minister Ranil Wickremeinghe.
The cocaine had been seized during separate raids carried out by the Police Narcotics Bureau.
Officials said that the cocaine was liquefied in Katunayake and will later be transported to a cement plant in Puttalam to be disposed.
The cocaine was destroyed through a safe disposal method ensuring a minimal social and environmental impact.
The technical evaluation included a comprehensive risk assessment and mitigation action plan covering all the aspects of environmental, social, health and safety areas through the pre-processing, logistics and co-processing value chain to ensure safe and secure disposal.
Pictures by Lalith Perera