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River

Coco River

780 km from source to mouth · Honduras and Nicaragua.

HondurasNicaraguaHonduras and NicaraguaFlows into Caribbean Sea1st longest in Honduras

Follow the riverMonth by month

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

In numbers

Length

780km

Average flow

760m³/s

Basin

24,767km²

Drop

940m

from 940 m to 0 m

Countries

2

The journey

From source to mouth

780 km of river and 4 stops on the way: 2 towns and cities on its banks, dams, bridges and the tributaries that feed it.

940 m0 m
Río Comalíat 940 m0 km
Ocotal33,928 people61 km
Salto Kiuras395 km
Cairasa417 km
Caribbean Seaat 0 m780 km
0200400600780 km
  1. 0 kmRío Comalíat 940 m
  2. 5 kmSan Marcos de Colón8,821 people
  3. 61 kmOcotal33,928 people
  4. 395 kmSalto Kiuras
  5. 417 kmCairasa
  6. 780 kmCaribbean Seaat 0 m

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

Major river in Nicaragua and Honduras forming much of the border and emptying into the Caribbean Sea at Cape Gracias a Dios

At the mouth it carries 756 m³/s on average: an Olympic pool every 3.3 seconds. It drops from 940 m to 0 m, 1.2 m per kilometre on average. Its basin covers 24,767 km², about the size of MK. 874,000 people live in it. Highest water: from July to October; lowest: from February to May. No large dam holds it back: it is one of the world's free-flowing rivers.

Read more on Wikipedia

Where to start

  • OcotalLargest city on its banks · 33,928 people
  • Toncontín Airport (TGU)Nearest airport with scheduled flights, 93 km from the cityCar hire at TGU airport (Tegucigalpa)Discover Cars · Affiliate link
  • On the water4 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • Kayak and canoe1 put-ins and rapids mapped (OpenStreetMap)
  • From February to AprilThe best months to visit

Coco River, month by month

Highest water: from July to October

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

570
23°104 mmJan
400
24°50 mmFeb
270
25°33 mmMar
190
26°39 mmApr
350
26°142 mmMay
750
26°255 mmJun
1,100
25°272 mmJul
1,200
25°234 mmAug
1,200
25°244 mmSep
1,100
25°214 mmOct
960
24°155 mmNov
740
23°118 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 190 m³/s in the lowest month to 1,200 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

Coco River: the basin in numbers

24,600 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.
  • 874,000people live in the basin
  • 35/km²people per km²
  • 483maverage altitude of the basin
  • 1,876mmof rain a year (basin average)
  • 23.8°Caverage air temperature
  • 63%protected areas

What covers the basin

  • 72% Forest
  • 12% Cropland
  • 23% 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

Coco River: what you find on the way

  • 1WaterfallsSalto Kiuras
  • 1RapidsRapido Lala Kapiso
  • 4Ferry piersNueva Segovia, Jinotega, Leymus and 1 more
  • 1River beachesPlaya Baha Awika

From OpenStreetMap, within 2.0 km of the river. Not mapped is not the same as not there.

Cross-checked with our atlases

Coco 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
  • 2beaches at the mouth and on the banksCoastya
  • 9mountains at the sourcePeakyas

Waterfalls (2)

On the river, by Cascadyas

  1. Salto Kiuraskm 379
  2. Cairasakm 401

Cascadyas is coming soonOpen Cascadyas ↗

Beaches (2)

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

  1. Playa Cabo Viejo7.6 km away29.4°C
  2. Suki Aisa Twi Bay23 km away · cove29.4°C

Open Coastya ↗

Mountains at the source (9)

Within 15 km of the source, by Peakyas

  1. Cerro Peña Grande del Gualiquemito12 km away1,616m
  2. Cerro El Variador14 km away1,522m
  3. Cerro El Zapotillo15 km away1,092m
  4. Monte Viaguaire10 km away
  5. Cerro Oyoto14 km away
  6. Cerro Mancha de Robles7.1 km away
  7. Monte Las Escobris4.4 km away
  8. Cerro Ayotal3.4 km away

1 more on PeakyasOpen Peakyas ↗

From space

The source and the mouth, seen from orbit

Coco River: satellite view of the source
The source14 km across
Coco River: satellite view of the mouth
The mouth21 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

Coco River in pictures

Tributaries

Where it flows, and what flows into it

Tributaries (4)

Also: Río El Jícaro, Río Estelí, Río Mozonte, Río Poteca

Where these numbers come from

Name, length, placesWikidata (Q1468689) · CC0
Course, profile, basinRiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed along the river network from the point 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, 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