River
Tapoa River
260 km from source to mouth · Niger and Burkina Faso.
Niger and Burkina FasoFlows into Niger River3rd longest in Niger
In numbers
Length
260km
Average flow
8.9m³/s
Basin
5,713km²
Drop
103m
from 280 m to 177 m
Countries
2
The journey
From source to mouth
260 km of river and 0 stops on the way: 0 towns and cities on its banks, dams, bridges and the tributaries that feed it.
- 0 kmSourceat 280 m
- 260 kmNiger Riverat 177 m
Water level along the river (RiverATLAS; the height is exaggerated). Towns: GeoNames and Wikidata; bridges, dams and tributaries: Wikidata.
River in Burkina Faso and Niger
At the mouth it carries 8.9 m³/s on average: an Olympic pool every 280 seconds. It drops from 280 m to 177 m, 0.4 m per kilometre on average. Its basin covers 5,713 km², about the size of BN. 121,000 people live in it. Highest water: from August to September; lowest: from January to April. Its dams hold back little of its water (2.0% of a year's flow).
Where to start
- FalmeyLargest city on its banks · 8,653 people
- Diori Hamani International Airport (NIM)Nearest airport with scheduled flights, 122 km from the cityCar hire at NIM airport (Niamey)Discover Cars · Affiliate link↗
- From December to JanuaryThe best months to visit
Tapoa River, month by month
Highest water: from August to September
Lowest water: from January to April. Best months to visit: from December to January.
From about 0.9 m³/s in the lowest month to 40 m³/s in the highest. An estimate: the monthly flow is modelled from the lowest and highest months of WaterGAP (RiverATLAS, 1971–2000) and the rain and snow along the river (WorldClim). Dams change the real rhythm. The chip is the average air temperature; below it, the month's rain.
Plan the trip
Plan the trip: boat trips, a bed by the river, a car
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The basin
Tapoa River: the basin in numbers
5,713 km² of land send their water to this river. This is what lives on it.
- 121,000people live in the basin
- 21/km²people per km²
- 270maverage altitude of the basin
- 741mmof rain a year (basin average)
- 28.3°Caverage air temperature
- 28%protected areas
- 0.0km³held in reservoirs
What covers the basin
- 16% Cropland
- 20% Pasture
RiverATLAS (HydroATLAS v1.0, CC BY 4.0): land cover, people, protected areas, glaciers and dams over the whole basin upstream of the mouth.
Along the river
Tapoa River: what you find on the way
From OpenStreetMap, within 1.7 km of the river. Not mapped is not the same as not there.
From space
The source and the mouth, seen from orbit


Sentinel-2 cloudless 2016 by EOX IT Services GmbH (contains modified Copernicus Sentinel data 2016), CC BY 4.0. The glowing line is the river as drawn by RiverATLAS.
Photos
Tapoa River in pictures


Tributaries
Where it flows, and what flows into it
It flows into
Niger RiverIn the same basin
Where these numbers come from
| Name, length, places | Wikidata (Q2393701) · CC0 |
|---|---|
| Course, profile, basin | RiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed along the river network from the point given by Wikidata |
| Flow | WaterGAP (RiverATLAS), 1971–2000 · CC BY 4.0 |
| Climate along the river | WorldClim (RiverATLAS), 1970–2000 · CC BY 4.0 |
| Towns, bridges, dams | Wikidata · CC0; GeoNames · CC BY 4.0 |
| Along the river | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every source and licence is on the data sources page.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers or canyons?
Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.