Vaal Barrage Reservoir

Welcome to The Reservoir

Water resource information centre for the Catchment Management Forums of the Upper Vaal Water Management Area

About

The Reservoir website is a water resource information centre for the catchment forums that operate within the Vaal Barrage and Vaal Dam catchments of the Upper Vaal Water Management Area (WMA). This website has been developed to specifically facilitate communication and dissemination of information between stakeholders and role-players participating within all catchment forums of the Upper Vaal WMA.

Copyright

Copyright of all documents and information available on this website vests in those organisations who have contributed such information. The whole, any part or extract thereof may not be reproduced in any manner or form, published or adapted provided that full acknowledgement of any part thereof is given to those organisations who have contributed such documents and information.

Disclaimer

Any organisation associated with this website, shall bear no responsibility and disclaim all liability for any loss or damage (either directly or indirectly) attributable to the use of or reliance upon information or links provided through this website.

Information

A variety of documents for download and videos to watch are available in this section.

Documents are made available in Adobe PDF format.

Shortcuts

Quick access to water quality and quantity information

Daily flow graph and table information

Daily flow graph and table

Daily hydrology of the Vaal Dam and Vaal Barrage Reservoir as provided by Rand Water and the Dept. Water and Sanitation

Information is generally made available after 8am each day (network availability dependent).

Access the mobi site to obtain daily flow information as an app and use “Add to Home Screen” (iOS) or “Save App” (Android) on your mobile device – Mobi Site

July

15 – 21 July

8 – 14 July

1 – 7 July

June

24 – 30 June

17 – 23 June

10 – 16 June

3 – 9 June

May

27 May – 2 June

20 – 26 May

13 – 19 May

6 – 12 May

29 April – 5 May

April

22 – 28 April

15 – 21 April

8 – 14 April

1 – 7 April

March

25 – 31 March

18 – 24 March

11 – 17 March

4 – 10 March

February

26 February – 3 March

19 – 25 February

12 – 18 February

5 – 11 February

29 January – 4 February

January

22 – 28 January

15 – 21 January

8 – 14 January

1 – 7 January

Daily flow data for previous years is provided here as a single Adobe PDF file for download.

2023

2022

Vaal Barrage Reservoir weekly water quality

Weekly Vaal Barrage Reservoir water quality

Keep up to date with a weekly water quality report of the Vaal Barrage Reservoir for E.coli, blue green algae and algal pigments

Weekly Water Quality reports for the Vaal Barrage Reservoir for previous years is provided here as a single Adobe PDF file for download.

2023

2022

2021

2020

Weekly Upper Vaal River WMA dam levels

Weekly dam storage levels

Check on dam levels for the Upper Vaal WMA from Woodstock to Bloemhof dams with data available weekly on a Friday

Dam levels for previous years is provided here as a single Adobe PDF file for download.

2024

Stakeholder Forums

Catchment Management Forums and other structures of the Upper Vaal Water Management Area

Vaal Barrage Catchment Forums

The Vaal Barrage Catchment covers an area of approximately 9,000 square kilometers. It stretches from Roodepoort in the west to Springs in the east, and from the Johannesburg CBD in the north to the Vaal River at Vereeniging and Vanderbijlpark in the south.

Vaal Dam Catchment Forums

The Vaal Dam Catchment covers an area of approximately 52,000 square kilometers. It stretches from Heilbron in the west to Ermelo in the east, and from the Vaal Dam in the north to Bethlehem and Harrismith in the south.

Other Management Structures

The Upper Vaal Reference Group and the Vaal Barrage Catchment Executive Committee (VBCEC) are no longer operational as those management functions provided intially by these two structures will now be expected to fall under the auspices of the Vaal-Orange Catchment Management Agency (CMA).