The power shortfall in the country has exceeded 7,000MW and load shedding has risen to at least 20 hours a day.
Punjab and Khyber Pakhtunkhwa (KP) have been especially subjected to prolonged and unscheduled electricity load shedding varying between 18 to 20 hours a day.
Lahore, Rawalpindi, Faisalabad, Multan, Gujranwala and other cities in Punjab are experiencing 18 to 20 hours of load shedding.
Continuous power outage has affected domestic life to a great extent and caused water shortage in many areas.
Meanwhile, the traders and business outlets have also been hit hard by the load shedding.
According to officials, Gaddu power station tripped on Thursday affecting up to 1300 megawatt power generation.
At present, the power supply across the country is 9,500 MW with demand around 16,500 MW.