Austrian Danube (Passau–Vienna)
Held by locks · Passau (Danube-km 2226) – Vienna (Danube-km 1929)
80 of the 80 sailings that call at Melk travel this stretch of river.
The gauge that governs this stretch of river is at Kienstock.
Kienstock Danube
94 cm falling 24 centimetres over 72 hours falling 24 cm over 72 hours
507 cm below the 601 cm first high-water mark (speed and wash limits, and the room under the bridges starts to run out).