​a) To determine the procedures, methods, principles, and objectives related to the processing, storage and transfer of water-related information across country to the users, and ensure development of policies and strategies,

b) To carry out the tasks and procedures related to the establishment and operation of the river basin-oriented national water information system, and keep actuality of the system in due course,

c) To ensure the coordination between institutions and organizations in subjects related to processing, storage and transfer of water data to those who are in need,

d) To analyze, evaluate, and generate Geographic Information System layers by correlating tabular and spatial water data,

e) To integrate the decision support systems into the national water information system,

 f) To ensure the coordination between departments for the national water information system.