Around 20 million electricity connections, out of 36.4 million across the country, were cut off by cyclone Amphan as it hit the country’s south-western region on Wednesday night.
The utility services have been able to restore half of the connections until 2 pm on Thursday and working on the rest of the disconnected lines, said a senior official at the Power Cell.
They were expecting to restore around 80 percent of the connections in the cyclone-hit areas by Thursday.
The uprooted trees fell on the transmission and distribution lines, leading to the colossal disruptions in power supply.
Officials said the Power Division has asked all the power distribution entities to send the statistics and information on how power supply has been affected by the storm in their areas.
Power supply network in Bagerhat, Satkhira, Barguna, and Kustia were affected badly while a grid transformer in Kustia was severely damaged by the cyclone, they said.
As per the initial information, the electricity supply networks under the Bangladesh Rural Electrification Board (REB) were mostly affected by the cyclone and about 15 million of its consumers fell into blackout.
REB, which works to extend electricity to many off-grid areas of the country, leading to a preponderance of individual connections.
It has vast network in most of the districts in south and south-western areas where consumers suffered power disruption, said the officials.
The power supply network of West Zone Power Distribution Company (WZPDC), which also has a distribution network in the south and western areas of the country, was also heavily affected.
Meanwhile, State Minister for Power, Energy and Mineral Resources Nasrul Hamid asked the officials concerned to take immediate steps to restore electricity connections across the country within 24 hours.
He also asked the officials to take immediate steps to supply electricity to the hospitals through emergency generators, if necessary.
Nasrul gave the directives while holding a meeting with top officials of different subordinate bodies of Power Division on Thursday through videoconference.
He also asked the officials to work through coordination among the power generation, distribution and transmission sections and take help of the Power Division.