Kupa

river, Croatia

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Last updated

June 30, 2026

Quick Summary

The Kupa River is a significant waterway in Croatia, forming part of the border between Slovenia and Croatia. It flows into the Sava River, which is a major river in the western Balkans, passing through or bordering Slovenia, Croatia, Bosnia and Herzegovina, and Serbia. The Sava River is navigable upstream to Sisak, a city in Croatia. The Kupa, along with the Sava and Drava rivers, is important due to its navigability and its role in drainage within Croatia's plains.12

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Croatia
Drainage
The Kupa, which forms part of the frontier between Slovenia and Croatia, and the Una River, which meanders along part of the border between Croatia and Bosnia and Herzegovina, both flow into the Sava. In Dalmatia the Krka and Cetina rivers are of particular importance because…
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The Kupa, which forms part of the frontier between Slovenia and Croatia, and the Una River, which meanders along part of the border between Croatia and Bosnia and Herzegovina, both flow into the Sava. In Dalmatia the Krka and Cetina rivers are of particular importance because…
Read More