| Aiviekste | |
|---|---|
Aiviekste river |
|
| Origin | Lake Lubāns |
| Mouth | Daugava |
| Basin countries | Latvia |
| Length | 114 kilometres (71 mi) |
| Basin area | 9,160 km2 (3,540 sq mi) |
The Aiviekste is a river in Latvia. It begins at Lake Lubāns (the largest lake in Latvia) and drains into the Daugava (the largest river in Latvia). The Aiviekste is the largest tributary of the Daugava in Latvia. The Aiviekste, along with the Pededze River, forms the border between Vidzeme and Latgale.