ArcHydro

Sources of GIS data and information in southern Africa

Last updated 2005-08-01 13:23

Title Description Source Link
Digital elevation model (400&200m) 400mx400m in most areas and 200m x 200m in urban and mountainous areas. Absolute height accuracy +10 m. Chief Directorate: Surveys & Mapping Private Bag X10, Mowbray 7705 http://w3sli.wcape.gov.za/surveys/mapping/mapdgtl.htm#Digital elevation model
Digital elevation model (50m) 50x50m grid. Absolute height accuracy +2.5m. Chief Directorate: Surveys & Mapping Private Bag X10, Mowbray 7705 http://w3sli.wcape.gov.za/surveys/mapping/mapdgtl.htm#Digital elevation model
Digital Terrain Model of Earth 90x90m grid. Shuttle Radar Topography Mission http://srtm.usgs.gov/
Digital Terrain Model of South Africa 20x20m grid. ComputaMaps, Private Bag X20 Constantia 7848 http://www.computamaps.com
Digital elevation models and spatial resolution (by Steve Lynch) Discussion of the use of digital elevation models at different scales in South Africa South African Journal of Science, Volume 98 No. 5/6 May/June 2002 http://www.nrf.ac.za/sajs/abmay02e.stm
1:500 000 rivers Rivers of South Africa for use at a scale of 1:500 000, with rivers from cross-border catchments from other sources Resource Quality Services (DWAF) http://www.dwaf.gov.za/iwqs/gis_data/river/rivs500k.html
1:50 000 rivers Rivers of South Africa from the 1:50 000 topographical map series Spatial & Land Information Management (DWAF) http://www.dwaf.gov.za/bi/ (follow Metadata link)
Drainage region boundaries Drainage regions of South Africa with estimated cross-border catchments and modelled runoff Resource Quality Services (DWAF) http://www.dwaf.gov.za/iwqs/gis_data/river/rivs500k.html (follow hca_4 link)
1:500 000 dams Dams of South Africa at a scale of 1:500 000 with attribute data Resource Quality Services (DWAF) http://www.dwaf.gov.za/iwqs/gis_data/river/rivs500k.html (follow dams link)
1:250 000 dams Dams of South Africa at a scale of 1:250 000 with attribute data Spatial & Land Information Management (DWAF) http://www.dwaf.gov.za/bi/ (follow Metadata link)
1:50 000 dams Dams of South Africa at a scale of 1:50 000 with attribute data Spatial & Land Information Management (DWAF) http://www.dwaf.gov.za/bi/ (Almost complete at July 2005)
National Land Cover 2000 (NLC 2000) Land cover for South Africa, Lesotho and Swaziland derived from satellite images and field verification, for use at a scale of 1:50 000 (CSIR and ARC) http://www.csir.co.za/environmentek/nlc2000
Land cover for South Africa, Lesotho and Swaziland (mainly 1994-1995) Land cover for South Africa, Lesotho and Swaziland derived from satellite images and field verification, for use at a scale of 1:250 000 (CSIR and ARC) http://www.csir.co.za/plsql/ptl0002/PTL0002_PGE015_PRODUCT?PRODUCT_NO=1600858
1:2 500 000 soils data Soil data for South Africa from the WR90 project Original data set published by the Water Research Commission (WRC) http://www.dwaf.gov.za/bi/ (follow Metadata link)
1:250 000 and 1:50 000 soils data Soil an land type data for South Africa A G I S - Agricultural Geo-Referenced Information System http://www.agis.agric.za/agisweb/agis.html (follow Natural Resource Atlas link)
Precipitation data Precipitation data for South Africa from the WR90 project Original data set published by the Water Research Commission (WRC) http://www.dwaf.gov.za/bi/ (follow Metadata link)
Precipitation data Precipitation data for South Africa from the ENPAT project Original data set published by the Department of Environmental Affairs and Tourism (DEAT) http://www.dwaf.gov.za/bi/ (follow Metadata link)
Flow data Hydrology archives Hydrology (DWAF) http://www.dwaf.gov.za/hydrology/ (follow Access data link)
Water quality data Water management system (WMS) Resource Quality Services (DWAF) Order by E-mail ( MaricaE@dwaf.gov.za) or purchase a CD-ROM ( http://dbn.csir.co.za/water/wqcd/wqcd_over.html)
Climate data Latest weather data from the South African Weather Service site Order specific climate records from the (South African Weather Service) http://www.weathersa.co.za/ or order specific climate records from (info2@weathersa.co.za)
Satellite images Data warehouse for satellite images of South Africa Satellite Applications Centre http://www.csir.co.za/plsql/ptl0002/PTL0002_PGE100_LOOSE_CONTENT?LOOSE_PAGE_NO=7139636
NSIF Data warehouse for South African GIS coverages National Spatial Information Framework http://www.nsif.org.za/
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