| Płoska | |
|---|---|
Płoska near village Zajma |
|
| Origin | near village Tatarowce |
| Mouth | Supraśl near settlement Krzemienne |
| Basin countries | Poland |
| Length | 23,6 km |
| Avg. discharge | 0,92 m3/s |
| Basin area | 216 km² |
Płoska - is a river in east Poland in Podlaskie Voivodeship, a left tributary of the Supraśl River, with a length of 23,6 kilometres and the basin area of 216 km2. There is good river for rafting. The largest tributary is Świniobródka.