Болванка

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Болванка flows into the sea: 24 km flows in at N 67° 47′ 23″, E 48° 47′ 12″ at OSM node n7540613114.

Болванка has 1 tributaries.

• (unnamed), which joins it at N 67° 47′ 32″, E 48° 47′ 22″ at OSM node n2017657872, and 18 km of total upstream flows in.
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