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Lake Profile


General Information

Description As of 1995, Lake Volta was the world's largest man-made impoundment. It covers a full 3% of the land area of Ghana. Volta Lake was formed in 1964 by the closure of the Akosombo dam.
Country Ghana
Latitude 7° 37' 47" (7.6300)
Longitude 0° 6' 35" (0.1100)
River Basin Volta


 Volta locator map
 Lakes of West Africa

Physical Characteristics

Surface Area 8,482.00 km2
Depth Mean depth: 19.0 m
Maximum depth: 74.0 m
Age 0 - 10,000 years before present
Origin Human Made
Trophic State Oligotrophic
Type Fresh


Economic Value Fish is the most important source of animal protein in Ghana.
Major Cities Accra

Watershed Management


Biodiversity Conservation

Description The algal flora of Lake Volta consists of 143 taxa.
Species of Concern



Crop Explorer - Global Reservoir and Lake Elevation Monitoring
Crop Explorer - Lake Level Variations from TOPEX/POSEIDON and Jason-1 Altimetry for Lake Volta
ILEC Database
Limnology in Developing Countries Volume 1
Volta River Basin map & information


9/2/2004 - Ghana: We Must Have the Ministry of Water and Fisheries
7/29/2003 - Progress in freeing enslaved children on Lake Volta
7/11/2002 - Ghanaian MP decries bad fishing methods on Lake Volta

Additional Data Sources

Birkett, C., and I. Mason. 1995. A new global lakes database for remote sensing programme studying climatically sensitive large lakes. Journal of Great Lakes Research, 21 (3) 307-318.
Gopal, B. and R. Wetzel. 1995. Limnology in Developing Countries Vol. 1. International Association of Theoretical and Applied Limnology (SIL). International Scientific Publications. New Delhi, India.
International Lake Environment Committee, the United Nations Environment Program and Environment Agency, Government of Japan. 1997. World Lakes Database.

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