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 11,035,341 User Unique visit today 361 User Unique visit yesterday 6,309 User Most unique visit day 8/2/2015 12:00:00 AM Most unique visit count 26,692 User