Hydrogeology of Angola

Africa Groundwater Atlas >> Hydrogeology by country >> Hydrogeology of Angola

Most of the textual information on this page was taken from the chapter on Angola in the report ‘Groundwater in Eastern, Central and Southern Africa’ (UN 1989).This information is outdated. If you have more recent information on the hydrogeology of Angola, please get in touch.

Compilers

Dr Kirsty Upton and Brighid Ó Dochartaigh, British Geological Survey, UK

Geographical Setting

Map of Angola (For more information on the datasets used in the map see the geography resources section)

General

Angola is in central-southern Africa.

Estimated Population in 2013*	21,471,618
Rural Population (% of total) (2013)*	57.5%
Total Surface Area*	1,246,700 sq km
Agricultural Land (% of total area) (2012)*	47.5%
Capital City	Luanda
Region	Central Africa
Border Countries	Namibia, the Democratic Republic of the Congo, Zambia
Annual Freshwater Withdrawal (2013)*	708.8 Million cubic metres
Annual Freshwater Withdrawal for Agriculture (2013)*	20.8%
Annual Freshwater Withdrawal for Domestic Use (2013)*	45.3%
Annual Freshwater Withdrawal for Industry (2013)*	33.9%
Rural Population with Access to Improved Water Source (2012)*	34.3%
Urban Population with Access to Improved Water Source (2012)*	67.6%

* Source: World Bank

Climate

• 
  Koppen Geiger Climate Zones
• 
  Average Annual Precipitation
• 
  Average Temperature

For further detail on the climate datasets used see the climate resources section.

Surface water

Surface Water Map of Angola (For more information on the datasets used in the map see the surface water resources section)

Soil

Soil Map of Angola (For map key and more information on the datasets used in the map see the soil resources section)

Land cover

Land Cover Map of Angola (For map key and more information on the datasets used in the map see the land cover resources section)

Geology

This section provides a summary of the geology of Angola. More information is available in the report [ADD LINK UN] (1988) (see References section, below).

The geology map shows a simplified version of the geology at a national scale (see the Geology resources page for more details).

Geological Environments

Key Formations	Period	Lithology
Geological Environment 1
Name of formation1	Time period	Description
Geological Environment 2
Geological Environment 3

Hydrogeology

This section provides a summary of the hydrogeology of the main aquifers in Angola. More information is available in the report [ADD LINK UN] (1988) (see References section, below).

The hydrogeology map shows a simplified version of the type and productivity of the main aquifers at a national scale (see the Aquifer properties resource page for more details).

Unconsolidated

Named Aquifers	Period	General Description	Water quality

Sedimentary - Intergranular Flow

Named Aquifers	Period	General Description	Water quality

Sedimentary - Intergranular & Fracture Flow

Named Aquifers	Period	General Description	Water quality

Sedimentary - Fracture Flow

Named Aquifers	Period	General Description	Water quality

Basement

Named Aquifers	Period	General Description	Water quality

Groundwater use and management

Transboundary aquifers

For further information about transboundary aquifers, please see the Transboundary aquifers resources page

References

The following references provide more information on the geology and hydrogeology of Angola.

These, and others, can be accessed through the Africa Groundwater Literature Archive

United Nations. 1989. Groundwater in Eastern, Central and Southern Africa: Angola. United Nations Department of Technical Cooperation for Development, Natural Resources/Water Series No.19, ST/TCD/6.

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Africa Groundwater Atlas >> Hydrogeology by country >> Hydrogeology of Angola