Total fresh water resources of the country including waters of the Danube River are estimated at 107,226.10 cubic kilometres (long-term annual average), which constitutes 14.1 thousand m3 per capita.
The total length of rivers and canals reaches the length of 44,943 km. The largest river is the Danube and the longest is the Vah (367.2 km).
Romania's water resources, being formed of surface waters – inland rivers, lakes and reservoirs, the Danube River – and groundwater are relatively poor and unequally distributed in time and space.
Estonia lies along the Baltic Sea, just south of Finland and has a climate of icy, snowy winters and long light summers.
The Czech Republic has a total area of 78,866 km2. Most of Czech rivers flow into the North Sea (65%), less into the Black Sea and the Baltic Sea.
Located in the Baltic Sea Basin, Poland has a mean annual water resources per capita of approximately 1,600m3, almost three times less than the mean value for Europe.
Territory of Moldova is divided into two major basins – Dniester and Danube Rivers.
Lithuania has an estimated population of 3.2 million as of 2011, and its capital and largest city is Vilnius.
The country has approximately 34 km3 of surface water and 4.7 km3 of groundwater resources available annually.
In Ukraine, lack of permanent access to clean drinking water is an important environmental, as well as a health issue, which is one of the most water deficient countries in Europe with less then 1,000 m3 per capita per year.