Introduction
The Institute of Meteorology and Water Management – National Research Institute (IMGW-PIB) is a research-development unit created on the basis of the decree no. 338/72 issued by the Council of Ministers on 30 December 1972 on merging the State Hydrological and Meteorological Institute with the Institute of Water Management. The Institute is supervised by the Minister for Environment. Subject and scope of activity Basic statutory tasks of the Institute include scientific and development activities as well as state services in the following domains:meteorology、hydrology、oceanology、water management and engineering、water resources quality、wastewater management、sewage utilisation.