The national grid has lost 300 megawatts of power since Wednesday morning due to the breakdown, the ministry statement said.
Power cuts will be imposed in 58 key towns and villages island-wide starting from 8.30 am in the morning on Thursday, the statement said.
Power cuts will be imposed in four time blocks to different parts of the island including the North and the East.
Kirillawela, Mahara, Kadawatha, Ganemulla, Gampaha, Biyagama, Galahitiyawa, Siyambalape, Paliyagoda, Maradana, Uswetakeiyawa, Kerawalapitiya, Katunayaka, Aandiambalama, Henatiyana, Kelaniya, Dalugama, Kosgama, Pugoda, Kirindiwela, Randawana, Malwana, Weyangoda, Nittambuwa, Pasyala, Athurugiriya, Kaduwela, Mulleriyawa, Angoda, Kosgama, Hanwella, Labugama, Pannipitiya, Siddamulla, Maththegoda and Kottawa areas in the western province will experience power cuts from 8.30 to 10.45 am, the power ministry said.Some areas in northern and southern zones in the western province will not have power from 10.45 to 1.00pm including Sapugaskanda, Ragama, Nawagamuwa, Bulathsinhala, Bandaragama, Pamunugama, Maharagama, Dehiwala, Mount Lavinia, Panadura, Wadduwa, Kalutara and Piliyandala.
Power cuts will be imposed in Thalangama, Koswatta, Malabe, Athurugiriy, Arangala, Horana, Thalawathugoda, Depanama, Hokandara, Sri Jayawardenapura and Battaramulla during 1.00 to 3.15 pm.
From 3.15 to 5.30pm areas belonging to the southern zone of the western province will experience power cuts including Athurugiriya, Homagama, Horana, Pannipitiya, Battaramulla and Koswatta, the ministry schedule showed.
The power ministry didn’t specify whether the power cuts would continue beyond Thursday or whether it was only on Thursday.