General objective of this assignment is to discuss on Dhaka WASA (Water Supply and Sewerage Authority). Now Dhaka city is rapid growing in area and population this is a great challenge for Dhaka WASA to make sure water of sufficient quantity and quality round the year. The ground water table is rapidly declining because of large scale abstraction. Consequently, ground water is will no longer a viable option. Dhaka WASA needs adequate funds for building more surface water treatment plants, and rehabilitation of water pipelines in addition to 100% metering.