IRSA on Wednesday discharged 431,200 cusecs of water from various rim stations while receiving 455,000 cusecs of freshwater IRSA indicates that the Tarbela Dam has already reached its maximum conversation level of 1550 feet and that it was 152 feet higher than its dead level, which was 1,398 feet ISLAMABAD: The Indus River System Authority (IRSA) on Wednesday discharged 431,200