Posted by: Saving Water SA (Cape Town, South Africa) – partnered with Water Rhapsody conservation systems – 11 January 2011
The water affairs department on Tuesday warned of flooding along the banks of the Orange River in the Northern Cape.
The department said flooding could occur downstream from the confluence of the Vaal and Orange rivers.
“Residents are urged to take extra care as fast rising water levels are expected,” the department said in a statement.
A flood peak of 5 140m³ per second was expected for Upington on Thursday.
In the Vaal and Orange River catchment, the Vaal Dam is currently 101% full and the outflow has been reduced to 1 120m³ per second.
A total of 10 flood gates remained open. Four were closed early on Tuesday.
The capacity of the Bloemhof dam was at 98% and was expected to increase to 101% by Thursday.
At the Gariep Dam, the outflow was 2 300m³ per second and the capacity was 117%.
The Vanderkloof Dam stood at 113% with an outflow of 2 430m³ per second.