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Tocantins River

Plizio editorial teamUpdated: Jun 2026Data Sources

River

Weather…

The Tocantins River is a major waterway in central Brazil, spanning approximately 2,450 kilometers in length. It rises in the state of Goiás and flows northward until it empties into the Atlantic Ocean near Marajó Island. Although often associated with the Amazon, it technically belongs to a separate drainage system, though its mouth is adjacent to the Amazon delta. The river is home to the Tucuruí Dam, one of the largest hydroelectric plants in the world, supplying power to regional industries and cities. The surrounding vegetation transitions from the Cerrado savanna in the south to the tropical rainforest in the north. Navigation is hindered on several stretches by rapids and sedimentation. Despite this, it remains a vital resource for local populations who rely on fishing and agriculture in the fertile floodplains. Seasonal water level changes can reach up to ten meters, periodically reshaping the riverbank landscapes.

Best time to visit & climate

The most pleasant time to visit is Jun–Aug.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	26	25	25	25	25	24	25	27	30	29	27	26
Rain mm	274	252	262	169	61	10	1	5	40	127	197	237

📋 Practical info

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Getting there

Generally accessed via major regional cities or prominent historical towns situated closely along its extensive banks. Local boat excursions and regular passenger ferries are typically the most common ways to navigate the water.

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Best season

Usually best visited during the dry season from May to September when spectacular seasonal river beaches naturally emerge. During this specific time period, the water flow is typically much more predictable for navigation.

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Terrain & paths

The dynamic shoreline varies greatly from heavy industrial dam infrastructure to natural sandy beaches and dense regional scrubland. The specific banks can often be muddy or steep depending on the exact stretch of the river.

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What to bring

Essential recommended items normally include reliably strong sun protection, lightweight breathable clothing, and insect repellent. Sturdy sandals or water shoes are very useful for safely navigating the unpredictable riverbanks.

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Parking

Normally conveniently found directly in public squares or designated port areas strictly in the active towns directly bordering the river. Secure supervised parking is typically available closely near major regional ferry terminals or main marinas.

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Safety

Visitors must be constantly cautious of strong underlying currents and sudden unpredictable changes in water level related to active upstream dams. Swimming is generally only officially recommended at strictly designated, carefully monitored seasonal river beaches.

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Time needed

Visits can easily vary from a short afternoon relaxing at a river beach to several days traveling on regional boats. A standard guided sightseeing boat trip on the water usually takes a few relaxing hours.

Geography

Coordinates

-10.00000, -49.00000

Facts

The total length of the river is approximately 2,450 km.
The Tucuruí Dam was officially inaugurated in 1984.
Its drainage basin covers an area of about 764,183 square km.
The river flows through Goiás, Tocantins, Maranhão, and Pará states.
The Araguaia River is its largest and most important tributary.
The port of Belém is located near the river's mouth region.

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

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Overnight stops

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Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights nearby

Frequently asked questions

Where does the Rio Tocantins empty?

It empties into the Atlantic Ocean, near the mouth of the Amazon.

Are there dams on the Tocantins?

Yes, the Tucuruí Dam is one of the largest on the river.

Does the Tocantins belong to the Amazon basin?

Technically no, it forms its own separate hydrographic basin.

Which city is located on its banks?

Palmas, the capital of Tocantins, is located by a large reservoir on the river.

Is the river interesting for tourists?

Yes, especially for water sports and fishing in the reservoirs.

Tocantins River: where is it located?

Tocantins River is located in Brazil.

Tocantins River: when is the best time to visit?

The most pleasant time to visit is Jun, Aug.

Tocantins River: why is it worth visiting?

The Tocantins River is a major waterway in central Brazil, spanning approximately 2,450 kilometers in length.

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