Equip yourself with foundational civil expertise using Environmental Engineering-I: Water Supply Engineering by renowned authors Dr. B. C. Punmia, Er. Ashok Kumar Jain, and Dr. Arun K. Jain. Published by Laxmi Publications, this definitive academic textbook offers an exhaustive, structured breakdown of municipal and industrial water infrastructure systems. The text systematically covers essential engineering operations including water demand forecasting, hydrological source analysis, advanced purification and treatment methods, distribution network design, and pipe hydraulics. Written in a highly technical yet accessible style, it seamlessly blends underlying scientific theory with real-world engineering mathematics, detailed structural diagrams, and solved numerical problems. It remains an indispensable study companion and reference guide for undergraduate civil engineering students, environmental researchers, and candidates preparing for rigorous competitive technical examinations.