They say water levels are dropping due to a heatwave.
The department of water and sanitation has asked that people should use water carefully as water levels continue to drop.
Dam water levels dropped by 1% between last week and this week, the department said.
It said in a report released on Monday this week that on average water levels dropped from 75.7% to 74.7% in just seven days.
The Olifants river dropped from 66.9% to 66.1%.
The Inkomazi-Usuthu dropped from 77.1% to 76.3%.
The weather servicemen said this is due to hot weather causing increased evaporation.
(edited by MLM)
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