They’re OK. Water levels are around 50%. There’s plenty of water for drinking and flushing. Washing and watering the lawn, not so much.
https://www.news24.com/SouthAfrica/News/cape-towns-stringent-water-restrictions-to-remain-in-place-at-least-for-now-20180720
Ah, just saw your comment - that answers one of my questions - thanks!