Constructed in 2005, Tal Al-Mantah Wastewater Treatment Plant was originally designed to treat 400 m3/day of domestic Wastewater transferred by Tankers. The Objective of the Project is to increase the capacity of the plant to accommodate a total of 600 m3/day of domestic wastewater and produce a treated effluent that can be used for restricted irrigation in accordance to the Jordanian Standards. The works can be summarized as follows :