The purpose of this course lays special on the discussion of both technical and general knowledge required in water supply engineering. The scope has been principally confined to introduce the necessary technique of engineering in public water supplies. The contents of this course include introduction of water supply engineering, proposal of water supply engineering, water quality, hydrologic cycle, groundwater supplies, surface water supplies, intake work, water transmission, pump and pumping station, water distribution, corrosion of pipes, measurement of water quality, water supply and treatment, sedimentation tank and its appurtenances, coagulation, flocculation, filtration, disinfection, water softening, and miscellaneous methods of water treatment.