facts

Orinoco River Valley Map

Valley Area:
  • 417,000 sq. mi. (1,080,000 km2)
  • 70% in Venezuela and 30% in Colombia

River Length:
  • 1,400 mi. (2,200 km)
  • 20th longest river in the world

Flow Volume:
  • 8.9 X 106 acre feet (1.1 X 1012 m3) per year
  • Third highest flow volume in the world

Widest Section:
  • Barrancas (Delta Amacuro State), 24 mi. (38 km) from shore to shore at high water

Natural Resources:
  • 90% of the water resources
  • 95% of the hydraulic potential
  • 97% of the forest resources
  • 10% of gold reserves in the world
  • 270,000 million barrels of recoverable oil
  • 2.3 billion barrels of bitumen for Orimulsion (an emulsion of crude oil in water used as a fuel in power plants)
  • 220 million tons (200 million metric tons) of bauxite
  • 50,000 tons (45,000 metric tons) of potential fishing catch per year

Annual Production:
  • 750,000 tons (680,000 metric tons) of steel
  • 800,000 carats of diamonds
  • 18,810 Megawatts of electricity

Areas under Special Administration:
  • 9 National Parks (the largest in the country)
  • 4 Natural Monuments plus 25 Tepuyes (mesas)
  • 1 Wildlife Refuge with a Protected Zone for the Arrau Turtle
  • 2 Biosphere Reserves
  • 7 Forest Reserves
  • 7 Woodland Lots
  • 1 Protected Zone in the southern Bolívar State, the largest in the country.

Significant Ecosystems:
  • Tropical forest
  • Freshwater ecosystems (fluviales and lacustres)
  • Savannah (plans and great savannah)
  • Tepuy (mesas)

Plants and Animals:
  • 57 different types of forests
  • 10,000 known species of flowering plants
  • More than 2,600 species of vertebrates and hundreds of thousands of invertebrate species

Inhabitants (in Venezuelan section):
  • More than 7,000,000 people
  • Density: 22.8 people/mi.2 (8.8 people/km2)
  • 23 indigenous ethnic groups


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