The situation

Water scarcity is one of the central fear memes put out by the same people who brought you "global warming", "peak oil" and all the other fear based memes that have been run through the worldwide populace by the mainstream media. 
For the last 15 or so years we have been primed to believe that "the next wars are going to be fought over water".  

For the Cape Town situation the meme has been summarised under the catchy phrase "Day zero".
Look here , how this fear is being orchestrated: https://www.timeslive.co.za/news/south-africa/2018-02-10-your-city-needs-you-cape-town-signs-up-day-zero-army/
 
Yes sure, there is a drought. For the last 2 years The Cape Peninsula has received about 25% less rain than average, after 2014 being an exeptionally good year. South Africa has always been know for quite erratic weather patterns, so not all of this

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