Hydrogeology of Malawi: Difference between revisions
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The geology map on this page shows a simplified version of the geology at a national scale (see [[Geology | the Geology resources page]] for more details). ''The map is available to download as a shapefile (.shp) for use in GIS packages.'' | The geology map on this page shows a simplified version of the geology at a national scale (see [[Geology | the Geology resources page]] for more details). ''The map is available to download as a shapefile (.shp) for use in GIS packages.'' | ||
[[File:Malawi_Geology.png | | [[File:Malawi_Geology.png | center | border | 500 px]] | ||
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The hydrogeology map on this page shows a simplified version of the type and productivity of the main aquifers at a national scale (see [[Aquifer properties| the Aquifer properties resource page]] for more details). ''The map is available to download as a shapefile (.shp) for use in GIS packages.'' | The hydrogeology map on this page shows a simplified version of the type and productivity of the main aquifers at a national scale (see [[Aquifer properties| the Aquifer properties resource page]] for more details). ''The map is available to download as a shapefile (.shp) for use in GIS packages.'' | ||
[[File:Malawi_Hydrogeology.png]] [[File: Hydrogeology_Key.png | | [[File:Malawi_Hydrogeology.png | center ]] [[File: Hydrogeology_Key.png | right | 500]] | ||
Revision as of 15:59, 17 June 2015
Africa Groundwater Atlas >> Hydrogeology by country >> Hydrogeology of Malawi
Authors
Geographical Setting
General
Estimated Population in 2013* | 16,362,000 |
Rural Population (% of total) (2013)* | 84.1% |
Total Surface Area* | 94,280 sq km |
Agricultural Land (% of total area) (2012)* | 60.8% |
Capital City | Lilongwe |
Region | Eastern Africa |
Border Countries | Zambia, Tanzania, Mozambique |
Annual Freshwater Withdrawal (2013)* | 1,357 Million cubic metres |
Annual Freshwater Withdrawal for Agriculture (2013)* | 85.9% |
Annual Freshwater Withdrawal for Domestic Use (2013)* | 10.5% |
Annual Freshwater Withdrawal for Industry (2013)* | 3.5% |
Rural Population with Access to Improved Water Source (2012)* | 83.2% |
Urban Population with Access to Improved Water Source (2012)* | 94.6% |
* Source: World Bank
Climate
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Koppen Geiger Climate Zones
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Average Annual Precipitation
-
Average Temperature
Rainfall time-series and graphs of monthly average rainfall and temperature for each individual climate zone can be found on the Malawi Climate Page.
For further detail on the climate datasets used see the climate resources section.
Surface water
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Soil
This section provides a summary of the geology of Malawi. More detail can be found in the references listed at the bottom of this page. Many of these references can be accessed through the Africa Groundwater Literature Archive.
The geology map on this page shows a simplified version of the geology at a national scale (see the Geology resources page for more details). The map is available to download as a shapefile (.shp) for use in GIS packages.
Key Formations | Period | Lithology | Structure |
Geological Environment 1 | |||
---|---|---|---|
Name of formation1 | Time period | Description | Structure |
Geological Environment 2 | |||
Geological Environment 3 | |||
Hydrogeology
This section provides a summary of the hydrogeology of the main aquifers in Malawi.
More information is available in the references listed at the bottom of this page. Many of these references can be accessed through the Africa Groundwater Literature Archive.
The hydrogeology map on this page 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). The map is available to download as a shapefile (.shp) for use in GIS packages.
Unconsolidated
Named Aquifers | General Description | Water quantity issues | Water quality issues | Recharge |
Sedimentary - Intergranular Flow
Named Aquifers | General Description | Water quantity issues | Water quality issues | Recharge |
Sedimentary - Intergranular & Fracture Flow
Named Aquifers | General Description | Water quantity issues | Water quality issues | Recharge |
Sedimentary - Fracture Flow
Named Aquifers | General Description | Water quantity issues | Water quality issues | Recharge |
Basement
Named Aquifers | General Description | Water quantity issues | Water quality issues | Recharge |
Groundwater Status
Groundwater quantity
Groundwater quality
Groundwater use and management
Groundwater use
Groundwater management
Groundwater monitoring
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 Malawi.
These, and others, can be accessed through the Africa Groundwater Literature Archive EDIT THE LINK TO CORRECT COUNTRY!!
Geology: key references
Hydrogeology: key references
Return to the index pages
Africa Groundwater Atlas >> Hydrogeology by country >> Hydrogeology of Malawi