National Hydrological Services (NHS)
National Hydrological Services (NHSs) have a mandate based traditionally on operational hydrology responsibilities. Recent years has seen the scope of responsibilities of NHSs expanded to now encompass issues related to environmental aspects and to contribute to the integrated management of water resources, as a necessary step towards sustainable development. (World Meteorological Organization 2017)
World Meteorological Organization. 2017. Guidelines on the Role, Operation and Management of National Meteorological and Hydrological Services. World Meteorological Organization.