River
Ubort
292 km from source to mouth · Belarus and Ukraine.
Belarus and UkraineFlows into Pripyat River10th longest in Belarus
In numbers
Length
292km
Average flow
23m³/s
Basin
5,820km²
Drop
82m
from 197 m to 115 m
Countries
2
The journey
From source to mouth
292 km of river and 5 stops on the way: 3 towns and cities on its banks, dams, bridges and the tributaries that feed it.
- 0 kmSourceat 197 m
- 12 kmYemilchyne6,616 people
- 87 kmVarvarivka936 people
- 92 kmOlevsk10,032 people
- 131 kmPerhatributary
- 273 kmKaroscinkatributary
- 292 kmPripyat Riverat 115 m
Water level along the river (RiverATLAS; the height is exaggerated). Towns: GeoNames and Wikidata; bridges, dams and tributaries: Wikidata.
River in Belarus and Ukraine
At the mouth it carries 23 m³/s on average: an Olympic pool every 109 seconds. It drops from 197 m to 115 m, 0.3 m per kilometre on average. Its basin covers 5,820 km², about the size of BN. 85,000 people live in it. Highest water: from April to June; lowest: from December to March. No large dam holds it back: it is one of the world's free-flowing rivers.
Where to start
- OlevskLargest city on its banks · 10,032 people
- From May to SeptemberThe best months to visit
Ubort, month by month
Highest water: from April to June
Lowest water: from December to March. Freezing months (average below −4 °C): from January to February. Best months to visit: from May to September.
From about 12 m³/s in the lowest month to 70 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
Ubort: the basin in numbers
5,504 km² of land send their water to this river. This is what lives on it.
- 85,000people live in the basin
- 15/km²people per km²
- 176maverage altitude of the basin
- 642mmof rain a year (basin average)
- 7.0°Caverage air temperature
- 5%protected areas
What covers the basin
- 46% Forest
- 18% Cropland
- 7% 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
Ubort: what you find on the way
From OpenStreetMap, within 1.6 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.
Tributaries
Where it flows, and what flows into it
It flows into
Pripyat RiverTributaries (10)
Also: Svidovets, Karoscinka, Perha, Vyhošča, Plotnica, Litosja, Protoka Staraja-Ubort, Buk, Orlytsia, Mala Hlumcha
Nearby
Rivers nearby
Where these numbers come from
| Name, length, places | Wikidata (Q1050400) · CC0 |
|---|---|
| Course, profile, basin | RiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed from the source to the mouth 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.



