(unnamed)

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(unnamed) flows into Sông Đà , which it joins at N 22° 9′ 22″, E 103° 22′ 45″ at OSM node n814878448, and there 3,133 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Nậm Mạ, which joins it at N 22° 11′ 55″, E 103° 25′ 31″ at OSM node n4644971507, and 32 km of total upstream flows in.
load it's tributaries