Болонский
Болонский is 3 km long, and has a stream level of 6.
Map of Болонский
This area:
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osm.org Distributaries / Outflows
Болонский flows into Соминка
, which it joins at
N 59° 27′ 12″, E 34° 46′ 52″
at OSM node
n2670890645,
and there 132 km of total upstream flows in.
Tributaries
Болонский has 0 tributaries.