Omar Ayub Khan, Pakistan’s Energy Minister tweeted that the outage occurred after the frequency in the national power distribution system (NTDC) suddenly fell from 50 to zero. It is unclear what caused the issue.
Power was slowly restored to many areas overnight.
— NetBlocks.org (@netblocks) January 10, 2021
Mobile and internet services were also affected by the power outage, with internet watchdog NetBlocks reporting that national internet connectivity dropped to at least as low as 52% overnight.