Hydrogeology of Malawi: Difference between revisions

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==Authors==
==Authors==


==[[Geographical Setting]]==
==[[Geographical Setting]]==
Type here . .
 
[[File:COUNTRY_Political.png | right | frame | Map of Malawi (For more information on the datasets used in the map see the [[Geography | geography resources section]])]]


===General===
===General===
{| class = "wikitable"
|-
|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%
|}
<nowiki>*</nowiki> Source: World Bank


===[[Climate]]===
===[[Climate]]===
Type here . .


====Climate zones====
 
Type here . .
<gallery widths="375px" heights=365px mode=nolines>
File:Malawi_ClimateZones.png |Koppen Geiger Climate Zones
File:Malawi_ClimatePrecip.png |Average Annual Precipitation
File:Malawi_ClimateTemp.png |Average Temperature
</gallery>
 
Rainfall time-series and graphs of monthly average rainfall and temperature for each individual climate zone can be found on the [[Climate of Malawi | Malawi Climate Page]].
 
 
[[File:Malawi_pre_Monthly.png| 255x124px| Average monthly precipitation for Malawi showing minimum and maximum (light blue), 25th and 75th percentile (blue), and median (dark blue) rainfall]] [[File:Malawi_tmp_Monthly.png| 255x124px| Average monthly temperature for Malawi showing minimum and maximum (orange), 25th and 75th percentile (red), and median (black) temperature]] [[File:Malawi_pre_Qts.png | 255x124px | Quarterly precipitation over the period 1950-2012]] [[File:Malawi_pre_Mts.png|255x124px | Monthly precipitation (blue) over the period 2000-2012 compared with the long term monthly average (red)]]
For further detail on the climate datasets used see the [[Climate | climate resources section]].
 


===[[Surface water]]===
===[[Surface water]]===
Type here . .
 
{|
|-
|
 
 
| [[File:Malawi_Hydrology.png | frame | Surface Water Map of COUNTRY (For more information on the datasets used in the map see the [[Surface water | surface water resources section]])]]
|}


===[[Soil]]===
===[[Soil]]===
Type here . .


===[[Land cover]]===
{|
Type here . .
|-
| [[File:COUNTRY_soil.png | frame | Soil Map of COUNTRY (For map key and more information on the datasets used in the map see the [[Soil | soil resources section]])]]
 
|
|}
 
 
 
{|
|-
|
 
| [[File:Malawi_LandCover.png | frame | Land Cover Map of Malawi(For map key and more information on the datasets used in the map see the [[Land cover | land cover resources section]])]]
|}
 
 
 
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 [https://www.bgs.ac.uk/africagroundwateratlas/index.cfm Africa Groundwater Literature Archive].''
 
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.''


==[[Geology]]==
[[File:Malawi_Geology.png | right]]
Type here . .
 
{| class = "wikitable"
|+ Geological Environments
|Key Formations||Period||Lithology||Structure
|-
!colspan="4"|Geological Environment 1
|-
|Name of formation1
||Time period
||Description
||Structure
|-
|
||
||
||
|-
!colspan="4"| Geological Environment 2
|-
|
||
||
||
|-
|
||
||
||
|-
!colspan="4"| Geological Environment 3
|-
|
||
||
||
|-
|
||
||
||
|}


==Hydrogeology==
==Hydrogeology==
Type here . .


===[[Aquifer properties]]===
This section provides a summary of the hydrogeology of the main aquifers in Malawi.
Type here . .
 
More information is available in the references listed at the bottom of this page. ''Many of these references can be accessed through the [https://www.bgs.ac.uk/africagroundwateratlas/index.cfm 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 [[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 | 500x195px]]
 
 
====Unconsolidated====
{| class = "wikitable"
|Named Aquifers||General Description||Water quantity issues||Water quality issues||Recharge
|-
|
||
 
||
||
||
|}
 
==== Sedimentary - Intergranular Flow====
{| class = "wikitable"
|Named Aquifers||General Description||Water quantity issues||Water quality issues||Recharge
|-
|
||
||
||
||
|}
 
==== Sedimentary - Intergranular & Fracture Flow====
{| class = "wikitable"
|Named Aquifers||General Description||Water quantity issues||Water quality issues||Recharge
|-
|
||
 
||
||
||
|}
 
==== Sedimentary - Fracture Flow====
{| class = "wikitable"
|Named Aquifers||General Description||Water quantity issues||Water quality issues||Recharge
|-
|
||
||
||
||
|}
 
====Basement====
{| class = "wikitable"
|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 | Transboundary aquifers resources page]]
 


===[[Groundwater quality issues | Groundwater quality]]===
==References==
Type here . .


==Groundwater use and management==
The following references provide more information on the geology and hydrogeology of Malawi.
Type here . .


===[[Groundwater use]]===
These, and others, can be accessed through the [https://www.bgs.ac.uk/africagroundwateratlas/searchResults.cfm?title_search=&author_search=&category_search=&country_search=BJ&placeboolean=AND&singlecountry=1 Africa Groundwater Literature Archive]
Type here . .
EDIT THE LINK TO CORRECT COUNTRY!!


===[[Groundwater management]] and [[Transboundary aquifers]]===
===Geology: key references===
Type here . .


===Hydrogeology: key references===


==Return to the index pages==


[[Overview of Africa Groundwater Atlas | Africa Groundwater Atlas]] >> [[Hydrogeology by country | Hydrogeology by country]] >> Hydrogeology of Malawi


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[[Category:Hydrogeology by country|m]]
[[Category:Hydrogeology by country|m]]

Revision as of 15:56, 17 June 2015

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

Authors

Geographical Setting

File:COUNTRY Political.png
Map of Malawi (For more information on the datasets used in the map see the geography resources section)

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

  • Koppen Geiger Climate Zones

    Koppen Geiger Climate Zones

  • Average Annual Precipitation

    Average Annual Precipitation

  • Average Temperature

    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.


Average monthly precipitation for Malawi showing minimum and maximum (light blue), 25th and 75th percentile (blue), and median (dark blue) rainfall Average monthly temperature for Malawi showing minimum and maximum (orange), 25th and 75th percentile (red), and median (black) temperature Quarterly precipitation over the period 1950-2012 Monthly precipitation (blue) over the period 2000-2012 compared with the long term monthly average (red)

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


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

Soil

File:COUNTRY soil.png
Soil Map of COUNTRY (For map key and more information on the datasets used in the map see the soil resources section)


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


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.

Geological Environments
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

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