THE Zambezi River Authority (ZRA) has revealed that the leakage at the Kariba Dam is allowing 20 litres of water per second, but says it has no effect on the safety of the dam wall. The Authority says the leakage on the dam has always been there, but people did not notice because the pool had not been drained. Speaking during the tour of the Kariba Dam, Wednesday, ZRA Chief Executive Munyaradzi Munodawafa said the leakage had no effect on the safety of the dam. “That leakage has been there. You were not seeing it because we had not yet started draining the pool. Otherwise, that leakage is always there because when you close the floodgates, there are seals. Those...