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West Burkina Faso with the Tapoa in the Center right

The Tapoa River is a tributary of the Niger River. It flows through the Tapoa Province in Burkina Faso and forms a small part of the international border between Burkina Faso and Niger, after which it flows into the Niger River in southwestern Niger.

12°32′54″N 2°31′21″E / 12.54833°N 2.52250°E / 12.54833; 2.52250