NEWater is high-grade reclaim water. It is produced from a purifying process which uses membrane technologies and ultra-violet disinfection, this makes NEWater ultra-clean and safe to drink. NEWater is using an advance water-treatment technologies, water of any quality can be treated into drinking water. First NEWater plants were opened in Bedok and Kranji. The largest and latest plant was opened in May 2010 with a capacity of 50mgd at Changi.