Четирка

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Четирка flows into Струма , which it joins at N 41° 58′ 48″, E 23° 4′ 30″ at OSM node n8445646332, and there 3,631 km of total upstream flows in. load it's distributaries

Четирка has 2 tributaries.

• Габровската, which joins it at N 41° 57′ 57″, E 23° 0′ 17″ at OSM node n6276476518, and 50 km of total upstream flows in.
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• Логодашка, which joins it at N 41° 57′ 57″, E 23° 0′ 17″ at OSM node n6276476518, and 26 km of total upstream flows in.
load it's tributaries