|Length||255 km (158 mi)|
|Basin size||5,348 km2 (2,065 sq mi)|
|⁃ average||22.3 m3/s (790 cu ft/s)|
|Progression||Narew-> Vistula-> Baltic Sea|
Wkra is a river in north-eastern Poland, a tributary of the Narew river, with a length of 255 kilometres and a basin area of 5,348 km² - all within Poland. Among its tributaries are the ?ydynia and the P?onka.
Towns and townships:
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