The river has its source in the Fischbacher Alps in Austria, and discharges into the Moson-Danubc at GyOr. The basin has a typical mountain and hilly character, with a few lowland parts. The average altitude is around 210 m a.s.l. Lafnitz 1,990 km', Pinto 742 km2, Sum 478 km2,6uns260 km2, others SI km-. At the Neumarkt gauging station in Austria, surface water resources generated in Austria arc estimated to be 0.21 km3/year (average for 1976-2008®).