The article highlights the main stages of formation and development of the Department of Water Supply, Sewerage and Hydraulics of the Kharkiv National University of Civil Engineering and Architecture (then Kharkiv Civil Engineering Institute). At the beginning of its founding it was called as "Water Supply, Sewerage and Sanitation". ‘
 The information on the heads of the department is given. Famous graduates are mentioned, who later became famous scientists, production organizers, managers of utilities and construction companies.
 It is noted that during the existence of the department its employees have published a significant number of works of scientific and scientific-methodical nature, including monographs and textbooks, received copyright certificates and patents of Ukraine and other countries.
 It is emphasized that during all the years the training of young specialists at the department was carried out not only for our country, but also for more than 30 countries. Currently, students are trained at the first (bachelor's) and second (master's) levels by highly qualified scientists and specialists with many years of pedagogical, scientific and industrial experience in specialties 192 "Construction and Civil Engineering" professional direction "Water Supply and Sewerage" and 194 "Hydraulic Construction, water engineering and water technologies". Moreover, close partnership with the leading enterprises in Kharkiv had provided an opportunity to open department branches, which helps to practice for students at a high level.
 The main directions of scientific activity, which are embodied in the implementation of state budget and economic-contractual works, are shown. At the same time, significant work is carried out at the department for the training of highly qualified specialists, which allows the staff of the department to maintain the optimal composition of experience and youth.
 An important component of the department is international cooperation with universities and scientific or industrial enterprises in other countries.
 Perspective ways of the department for future are shown.