24 X 7 PAN city Water Supply Project in Chandigarh is a project for fulfilment of fast growing water demand in the city. The city of Chandigarh, a Union Territory is directly affected by growing water demands due to demographic growth. The city has mobilised its ground water resource to cater the demand. As a result, underground water table is constantly depleting. In order to face these challenges, the project is introduced to renovate its drinking water supply system by extracting surface water source and implementing continuous pressurised system for water supply.