News List Water supply to resting places in four Iraqi cities Iran in direction of Islamic countries' social responsibility roles in the international event Arbaeen Hosseini, was responsible for the installation and network equipment of resting places and established bath rooms for Arbaeen pilgrims in four Iraqi cities of Najaf, Karbala, Samarra and Kadhimain. Design, manufacture and installation of valve locking chamber of water branches For the first time the valve locking chamber designed, manufactured and installed in Tehran province water and waste water company in order to disconnect in debt customers' water branch. The per capita water consumption in Tehran is double standard in global Drinking water per capita of Tehran subscribers this summer at peak consumption time was more than 300 liters per 24 hours which is double standard in global. The operation of equipment installation of West Tehran wastewater treatment plant After completion of the secondary sedimentation basins' executive operation, the installation of mechanical equipment of the West Tehran Wastewater Treatment Plant was started. More than 96% of Iranian plains are banned or critically banned There are three types of free, banned, and critical banned plains, that unfortunately, few plains in Iran are free. In other words, more than 96 percent of the plains in Iran are banned and critical banned. The Varamin plain of Tehran province is critical banned. Integrated operations management system of wastewater network For the first time in Iran's water and wastewater industry the integrated operations management system of wastewater network was launched in Tehran. The electronic protection system of south Tehran wastewater treatment plant was launched The operation of 1800 mm water transmission line on the Ken River An emergency sewage treatment plant to be established in southern Tehran An emergency sewage treatment plant will be established in southern Tehran with the aim of emergency treatment of surplus sewage. The main sewage transmission line of the central regions of Tehran completed The executive operation of the main sewage transmission line of the central regions of Tehran finished. Deputy Director of Engineering and Development of Tehran Wastewater Company said: The project is in the stage of mastic implementation and preparation project for temporary delivery.