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River

Douro River

897 km from source to mouth · Portugal and Spain.

PortugalSpainPortugal and SpainFlows into Atlantic Ocean2nd longest in Portugal

Follow the riverMonth by month

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

In numbers

Length

897km

Average flow

680m³/s

Basin

97,290km²

Drop

1,079m

from 1,080 m to 1 m

Countries

2

The journey

From source to mouth

897 km of river and 68 stops on the way: 9 towns and cities on its banks, dams, bridges and the tributaries that feed it.

1,080 m1 m
Picos de Urbiónat 1,080 m0 km
Rituerto Rivertributary82 km
Pedro River, Soriatributary184 km
Bañuelostributary232 km
Arroyo Valcorbatributary312 km
Adaja rivertributary352 km
Picote Reservoir0.5 km²549 km
Bemposta Reservoir2.2 km²569 km
Sabor rivertributary666 km
Alto Douro Wine RegionUNESCO World Heritage713 km
Porto273,979 people833 km
Vila Nova de Gaia303,824 people833 km
0200400600800897 km
  1. 0 kmPicos de Urbiónat 1,080 m
  2. 0 kmCovaleda1,560 people
  3. 19 kmCuerda del Pozo Reservoir14 km²
  4. 51 kmSoria39,788 people
  5. 51 kmTera Rivertributary
  6. 82 kmRituerto Rivertributary
  7. 97 kmMazos rivertributary
  8. 118 kmIzana Rivertributary
  9. 142 kmEscalote Rivertributary
  10. 162 kmCaracena Rivertributary
  11. 165 kmUcero Rivertributary
  12. 184 kmPedro River, Soriatributary
  13. 232 kmBañuelostributary
  14. 248 kmGromejón Rivertributary
  15. 250 kmRiaza Rivertributary
  16. 276 kmDuratón rivertributary
  17. 312 kmArroyo Valcorbatributary
  18. 337 kmArroyo Jaramieltributary
  19. 341 kmCegatributary
  20. 352 kmAdaja rivertributary
  21. 352 kmPisuerga Rivertributary
  22. 386 kmTrabancostributary
  23. 408 kmHornija Rivertributary
  24. 408 kmRío Bajoztributary
  25. 414 kmGuareña Rivertributary
  26. 451 kmValderadueytributary
  27. 454 kmZamora61,827 people
  28. 455 kmZamora city59,150 people
  29. 499 kmEslatributary
  30. 530 kmMiranda do Douro7,482 people
  31. 531 kmMiranda Dam
  32. 536 kmFresno Rivertributary
  33. 549 kmPicote Reservoir0.5 km²
  34. 549 kmPicote Dam
  35. 569 kmBemposta Reservoir2.2 km²
  36. 569 kmBemposta Dam
  37. 571 kmTormestributary
  38. 582 kmPozo Airón
  39. 584 kmUcestributary
  40. 584 kmPozo de los Lirios
  41. 597 kmAldeadávila Reservoir2.2 km²
  42. 620 kmSaucelle Reservoir5.1 km²
  43. 622 kmHuebratributary
  44. 634 kmÁgueda Rivertributary
  45. 651 kmCôatributary
  46. 660 kmPocinho Dam
  47. 666 kmSabor rivertributary
  48. 694 kmValeira Dam
  49. 706 kmTua Rivertributary
  50. 713 kmAlto Douro Wine RegionUNESCO World Heritage
  51. 717 kmTorto Rivertributary
  52. 721 kmTávora Rivertributary
  53. 735 kmRégua Reservoir8.7 km²
  54. 735 kmRégua Dam
  55. 738 kmCorgo Rivertributary
  56. 738 kmVarosa Rivertributary
  57. 740 kmPeso da Régua17,131 people
  58. 771 kmBestança Rivertributary
  59. 775 kmCarrapatelo Reservoir8.0 km²
  60. 775 kmCarrapatelo Dam
  61. 788 kmPaiva Rivertributary
  62. 793 kmTâmega Rivertributary
  63. 810 kmArda Rivertributary
  64. 818 kmCrestuma-Lever Dam
  65. 821 kmSousa Rivertributary
  66. 832 kmSanto Ovídio38,544 people
  67. 833 kmLuiz I Bridge
  68. 833 kmPorto273,979 people
  69. 833 kmVila Nova de Gaia303,824 people
  70. 897 kmAtlantic Oceanat 1 m

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

River in Spain and Portugal

At the mouth it carries 675 m³/s on average: an Olympic pool every 3.7 seconds. It drops from 1,080 m to 1 m, 1.2 m per kilometre on average. Its basin covers 97,290 km², about the size of KR. 3.8 million people live in it. Highest water: from December to February; lowest: from July to September. Dams and reservoirs hold back a large share of its water (41% of a year's flow).

Read more on Wikipedia

Where to start

  • Vila Nova de GaiaLargest city on its banks · 303,824 people
  • Francisco de Sá Carneiro Airport (OPO)Nearest airport with scheduled flights, 14 km from the cityCar hire at OPO airport (Porto)Discover Cars · Affiliate link
  • On the water170 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • From May to SeptemberThe best months to visit

Douro River, month by month

Highest water: from December to February

Lowest water: from July to September. Best months to visit: from May to September.

1,500
4°65 mmJan
1,400
6°60 mmFeb
1,200
9°51 mmMar
970
11°52 mmApr
810
14°56 mmMay
610
18°39 mmJun
330
21°16 mmJul
110
21°15 mmAug
170
18°38 mmSep
510
13°57 mmOct
1,000
8°70 mmNov
1,400
5°67 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 110 m³/s in the lowest month to 1,500 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

Douro River: the basin in numbers

97,238 km² of land send their water to this river. This is what lives on it.

Heavily regulatedReservoirs can hold 41% of a year's flow: dams shape its seasons.
  • 3.8millionpeople live in the basin
  • 39/km²people per km²
  • 880maverage altitude of the basin
  • 640mmof rain a year (basin average)
  • 11.2°Caverage air temperature
  • 7%protected areas
  • 0.3%covered by lakes
  • 8.7km³held in reservoirs

What covers the basin

  • 34% Forest
  • 41% Cropland
  • 15% Pasture
  • 1% Towns and cities

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

Douro River: what you find on the way

  • 40DamsLaguna del Calvo, Presa de Cuerda del Pozo, Presa de Buitrago and 37 more
  • 70WeirsPresa Don Publio, Aceñas del Postigo, Açude do Assobio and 67 more
  • 14LocksRio Douro, Eclusa da Valeira, Eclusa do Carrapatelo and 11 more
  • 16WaterfallsCascada del Arroyo Lechoso, Cascada Peñoncito, Cascada Río Ojeda and 13 more
  • 65Boat rampsClub Nautico de Soria, Cais de Sardoura, Rampa Publica de Melres Barcos / Motas Agua and 62 more
  • 24Ferry piersLa Barca, Cogida, Muelle de Vega Terrón and 21 more
  • 79MarinasEmbarcadero Club náutico, Fluvina de Barca de Alva, Marina da Ferradosa (Douro Fluvina) and 76 more
  • 2Boat rentals
  • 29River beachesPlaya fluvial La Barca, Playa del Rostro, Playa fluvial de Vilvestre and 26 more

From OpenStreetMap, within 2.4 km of the river. Not mapped is not the same as not there.

Cross-checked with our atlases

Douro River in our other atlases

What our sister atlases know about the waterfalls on this river, the lakes it flows through, the beaches at its mouth, the mountains where it rises and the islands off its mouth.

  • 2waterfalls on the riverCascadyas
  • 7lakes on its wayLakeyas
  • 84beaches at the mouth and on the banksCoastya
  • 3mountains at the sourcePeakyas

Waterfalls (2)

On the river, by Cascadyas

  1. Pozo Airónkm 558
  2. Pozo de los Lirioskm 559

Cascadyas is coming soonOpen Cascadyas ↗

Lakes and reservoirs (7)

Lakes it flows through, by Lakeyas

  1. Cuerda del Pozo Reservoirkm 1814km²
  2. Picote Reservoirkm 5260.5km²
  3. Bemposta Reservoirkm 5452.2km²
  4. Aldeadávila Reservoirkm 5722.2km²
  5. Saucelle Reservoirkm 5945.1km²
  6. Régua Reservoirkm 7048.7km²
  7. Carrapatelo Reservoirkm 7428.0km²

Lakeyas is coming soonOpen Lakeyas ↗

Beaches (84)

At the mouth (25 km) and on the banks, by Coastya

  1. Praia da Granja12 km away17.4°C
  2. Praia Fluvial do Areinhokm 79517.4°C
  3. Praia de Lavadores2.7 km away17.4°C
  4. Praia da Rua 3716 km away17.4°C
  5. Praia de Canide3.9 km away17.4°C
  6. Praia do Carneiro2.4 km away17.4°C
  7. Praia de Matosinhos4.9 km away17.4°C
  8. Praia da Memória11 km away17.4°C

76 more on CoastyaOpen Coastya ↗

Mountains at the source (3)

Within 15 km of the source, by Peakyas

  1. Pico Urbión3.7 km away2,228m
  2. Sierra del Portillo de Pinochos14 km away
  3. Sierra de las Hormazas13 km away

Open Peakyas ↗

From space

The source and the mouth, seen from orbit

Douro River: satellite view of the source
The source14 km across
Douro River: satellite view of the mouth
The mouth43 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.

Photos

Douro River in pictures

Vila Nova de Foz Coa rio Douro (14282784962)
Turismo En Portugal · CC BY 2.0
Douro river in Porto (11)
Krzysztof Golik · CC BY-SA 4.0
Rabelos en el río Duero, Oporto, Portugal, 2012-05-09, DD 02
Diego Delso · CC BY-SA 3.0
Rabelos en el río Duero, Vila Nova de Gaia, Portugal, 2012-05-09, DD 03
Diego Delso · CC BY-SA 3.0

Tributaries

Where it flows, and what flows into it

Tributaries (54)

Also: Côa, Adaja river, Duratón river, Huebra, Trabancos, Tua River, Sabor river, Zapardiel River, Valderaduey, Corgo River, Arandilla, Uces, Cega, Paiva River, Távora River, Río Bajoz, Rituerto River, Guareña River, Arda River, Arroyo Valcorba, Bañuelos, Gromejón River, Caracena River, Riaza River

Where these numbers come from

Name, length, placesWikidata (Q14299) · 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
Our other atlasesCascadyas, Lakeyas, Coastya, Peakyas — Wikidata · CC0; © OpenStreetMap contributors · ODbL; GeoNames · CC BY 4.0; HydroLAKES · CC BY 4.0; NOAA OISST

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.

beachesCoastyaFind your beach: sea temperature, sun and swimming month by month.Visit
lakesLakeyasEvery lake on Earth: water temperature, ice, depth and the shore.Coming soonVisit
mountainsPeakyasEvery summit in 3D: summit weather, the 0 °C line, huts and trails.Visit
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