INDYGO Cape Town drought-affected residents now on 50 litres of water per day as crisis worsens South Africans living outside the drought-stricken Western Cape province are being urged by charities to donate water to be taken to Cape Town, as more stringent conservation measures take effect. “Day Zero”, when reservoirs supplying Cape Town are deemed to be critically low and the taps are turned off, is now calculated to be 16 April; previously the date was set at 21 April, and then 12 April. If and when it happens, citizens will have to collect water from 200 standpipes around the city. Yesterday the daily limit per person using the municipal supply was reduced by 43 per cent to 50 litres. Western Cape was declared a disaster area in May 2017 after successive years of sharply lower rainfall. Reservoirs, known…