One million and 200 thousands Euros saved in the south Tehran Wastewater Treatment PlantSep 15, 2020 14:44Monitoring COVID 19 virus in sewage and wastewater in Tehran provinceSep 13, 2020 13:18Opening ceremony of Phase II of Tehran 7th water treatment plantFeb 3, 2020 10:46Tehran is the second poorest province in Iran in terms of water resourcesDec 14, 2019 14:53 Visitors Online Visitors 3 User Unique visit total 12,242,640 User Unique visit today 2,203 User Unique visit yesterday 8,342 User Most unique visit day 7/5/2021 12:00:00 AM Most unique visit count 45,934 User