Catchment facts

Drainage regions: A10, A21-A24, A31, A32

Major Rivers:

• Crocodile River (West)

• Marico River

• Apies/Pienaars River

• Elands River

• Molopo River

• Magalies River

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Key Features:

• Includes important urban centers (Pretoria/Tshwane, Rustenburg, Brits).

• Contains significant agricultural, mining, and industrial activities.

• Home to several dams, including Hartbeespoort Dam and Rietvlei Dam.

• Groundwater resources are important, with dolomitic compartments such as Steenkoppies.

Water Challenges:

• Water quality issues due to urban runoff, sewage, mining, and agriculture.

• High demand for water from urban, industrial, and agricultural users.

• Eutrophication and pollution in major dams and rivers.

Management:
The WMA is managed by the Department of Water and Sanitation (DWS) and local Catchment Management Agencies (CMAs), with a focus on integrated water resource management.