Water quality

Water quality data

Department of Water and Sanitation (DWS) Resource Quality Information Services

Water chemistry (processed data and .csv files)

Eutrophication (processed data and .csv files)

Microbiology (processed data and .csv files)

Ecosystems (see also FBIS)

Inorganic water chemistry dataset of rivers, dams and lakes in South Africa (until 2012)  (NWU Centre for Water Sciences and Management) 

Drinking Water Quality in South Africa

Marine water quality tool [National Oceans and Coastal Information Management System (OCIMS) for South Africa]

Obtaining surface water quality data from DWS:

Download and install Google Earth

Go to https://www.dws.gov.za/iwqs/wms/data/WMS_WMA_map.asp and choose the kmz file for your drainage region

Identify the monitoring station you are interested in

Click on the point >> data 

If the data doesn't show in Google Earth click the 'Open in Google Chrome' link


Depth-time isoplots and time-series plots for South African water bodies

Earth Observation National Eutrophication Monitoring Programme (EONEMP)

Cyanolakes app

Waste Water Treatment Works