Porvoonjoki

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Porvoonjoki
Borgå å
Origin Salpausselkä
Mouth Gulf of Finland
Basin countries Finland
Length 143 km
Source elevation 68 m
Avg. discharge 1-200 m³/s
Basin area 1 271 km²

Porvoonjoki (Porvoo River, Borgå å in Swedish) is a small river in Finland. The Mediaeval town of Porvoo is situated in the river delta.