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]
South African Water Quality Guidelines
Agricultural water use: Irrigation | Irrigation (SAWQI DSS link)
Agricultural Water Use: Livestock Watering
Agricultural Water Use: Aquaculture
Drinking Water Quality Compliance
Regulations: Hazardous Chemical Agents 2021 (to be added)
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
International resources
Eutrophication
Depth-time isoplots and time-series plots for South African water bodies
Earth Observation National Eutrophication Monitoring Programme (EONEMP)
Waste Water Treatment Works