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River

Mbomou River

800 km from source to mouth · Central African Republic, South Sudan and DR Congo.

Central African RepublicSouth SudanDR CongoCentral African Republic, South Sudan and DR CongoFlows into Ubangi River2nd longest in Central African Republic

Follow the riverMonth by month

SourceMouth
The river and every tributary in its basin, drawn from RiverATLAS (CC BY 4.0).

In numbers

Length

800km

Average flow

1,300m³/s

Basin

120,000km²

Drop

283m

from 680 m to 397 m

Countries

3

The journey

From source to mouth

800 km of river and 3 stops on the way: 2 towns and cities on its banks, dams, bridges and the tributaries that feed it.

680 m397 m
Sourceat 680 m0 km
Zemio17,829 people337 km
Chinko Rivertributary533 km
Bangassou54,059 people679 km
Ubangi Riverat 397 m800 km
0200400600800 km
  1. 0 kmSourceat 680 m
  2. 337 kmZemio17,829 people
  3. 533 kmChinko Rivertributary
  4. 679 kmBangassou54,059 people
  5. 800 kmUbangi Riverat 397 m

Water level along the river (RiverATLAS; the height is exaggerated). Towns: GeoNames and Wikidata; bridges, dams and tributaries: Wikidata.

River

At the mouth it carries 1,317 m³/s on average: an Olympic pool every 1.9 seconds. It drops from 680 m to 397 m, 0.4 m per kilometre on average. Its basin covers 120,000 km², about the size of KP. 381,000 people live in it. Highest water: from August to October; lowest: from February to April. No large dam holds it back: it is one of the world's free-flowing rivers.

Read more on Wikipedia

Where to start

  • BangassouLargest city on its banks · 54,059 people
  • Gbadolite Airport (BDT)Nearest airport with scheduled flights, 211 km from the city
  • On the water8 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • From December to FebruaryThe best months to visit

Mbomou River, month by month

Highest water: from August to October

Lowest water: from February to April. Best months to visit: from December to February.

970
25°20 mmJan
410
26°39 mmFeb
490
26°99 mmMar
900
26°147 mmApr
1,500
26°186 mmMay
2,000
25°189 mmJun
2,300
24°184 mmJul
2,500
24°208 mmAug
2,700
25°211 mmSep
2,800
25°224 mmOct
2,400
25°90 mmNov
1,600
25°29 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 410 m³/s in the lowest month to 2,800 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

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

The basin

Mbomou River: the basin in numbers

168,608 km² of land send their water to this river. This is what lives on it.

Free-flowingDams upstream can hold only 0.0% of a year's flow: the river still keeps its natural rhythm.
  • 381,000people live in the basin
  • 2/km²people per km²
  • 637maverage altitude of the basin
  • 1,544mmof rain a year (basin average)
  • 24.7°Caverage air temperature
  • 37%protected areas

What covers the basin

  • 58% Forest
  • 2% Cropland
  • 5% 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

Mbomou River: what you find on the way

  • 8Ferry piersPort Mbomou and 7 more

From OpenStreetMap, within 2.5 km of the river. Not mapped is not the same as not there.

From space

The source and the mouth, seen from orbit

Mbomou River: satellite view of the source
The source14 km across
Mbomou River: satellite view of the mouth
The mouth56 km across

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.

Where these numbers come from

Name, length, placesWikidata (Q171440) · CC0
Course, profile, basinRiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed from the source to the mouth given by Wikidata
FlowWaterGAP (RiverATLAS), 1971–2000 · CC BY 4.0
Climate along the riverWorldClim (RiverATLAS), 1970–2000 · CC BY 4.0
Towns, bridges, damsWikidata · CC0; GeoNames · CC BY 4.0
Along the river© OpenStreetMap contributors · ODbL
ImagesEOX 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.

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waterfallsCascadyasEvery waterfall: height, flow month by month and when it roars.Coming soonVisit
islandsIslandyasEvery island from the sea up: size, sea temperature, ferries and 3D.Coming soonVisit
riversRiveryasEvery river from source to sea: the journey, the flow and the basin in numbers.You are here
canyonsCanyonyasEvery canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Coming soonVisit