The City of Cape Town is experiencing its worst drought in over a century and if nothing is done the city is likely to run out of water before the rainy season of 2018. This plot of Cape Town's supply over the last five years aims to make that obvious to everyone. If historical usage trends continue, there is not enough water to get Cape Town through the summer. Despite this major crisis, many people in the city are not changing their behavior fast enough.
Please help us save water!
Historical Dam Levels for the Cape Town Region: 2012—Present
The easiest way to see trends and how bad the situation is today is by looking at this graph of the dam levels over time. This makes it clear both how severe the situation is and how scary the current drop-off is. The red line represents the estimated point at which the taps will be turned off, a.k.a. "Day Zero".