Ерна

Ерна is 47 km long, and has a stream level of 2.

Map of Ерна

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Ерна flows into Кепина , which it joins at N 65° 24′ 18″, E 41° 46′ 9″ at OSM node n2263255968, and there 626 km of total upstream flows in.

Ерна has 3 tributaries.

Падун, which joins it at N 65° 26′ 38″, E 41° 26′ 16″ at OSM node n4788670231, and 77 km of total upstream flows in.

(unnamed), which joins it at N 65° 28′ 7″, E 41° 30′ 15″ at OSM node n4788670777, and 10 km of total upstream flows in.

(unnamed), which joins it at N 65° 27′ 17″, E 41° 34′ 40″ at OSM node n4788668979, and 3 km of total upstream flows in.