Water Supply Engineering provides the requisite details of planning and designing an efficient and economical water supply system in urban as well as rural areas, under different site conditions. The simple and lucid language adopted by the author has already made this publication to be highly popular amongst the students and teachers of the various engineering colleges in India and abroad. It has also become the first choice of the professional field engineers. The student appearing for the competitive examinations, particularly those appearing at the Engineering Services, Civil Services (IAS), and GATE examinations, will find this book of immense utility and highly securing, paving their way for an excellent success in these competitions. The text matter has been thoroughly revised and updated in this edition, and is supported by about 500 Objective Questions and a vast number of numerical examples, including those from the various universities and competitive examinations. Complete hydraulic design of a Water Treatment Plant has also been added in this new edition.