LAHORE (APP) - A fault in 500 KV Hub-Jamshoro transmission line has led to closure of Hub power plant. According to the PEPCO, rectification of the fault is in progress and the unit would re-start generation within 24 hours. In addition, decrease in the supply of gas to the power plant has also led to decrease of another 600 MW. Due to these problems, the shortfall could touch the mark of 2000 MW, sources added.