"If the rain persists in not falling into the Cantareira reservoir system, the solution would be for very heavy rationing," said Paulo Massato, director of the state water company Sabesp. Sabesp runs the Cantareira system, which supplies nearly half of the Sao Paulo metropolitan area, South America's largest city with some 20 million people.
"The rationing would see two days with water and then five without," he said late Tuesday.
Massato said it was the only way to avoid a total cut in water supplies, which have been depleted by months of severe drought that have sent water levels to their lowest levels in living memory. Unless it rains soon, supplies could run out altogether by March....
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