TCN Declares a Three-Day Power Downtime in Lagos
The Transmission Company of Nigeria (TCN) has said that it will be performing maintenance in Lagos for three days.
Wave traps will be installed on the 330 kV line bays at the Aja and Alagbon Transmission Substations as part of the exercise.
In order to maintain the Aja/Alagbon 330 kV transmission line, there will be a planned power outage in several areas of Lagos.
In a letter issued on Friday, the business confirmed that the maintenance is planned for November 26–29, 2025.
The maintenance would affect sections of Ogun State, including Ojo, Festac, Ijora, Mushin (including Orile), Apapa, Lekki (including Ibeju), Lagos Island (including Ajele), and Agbara, according to TCN spokeswoman Ndidi Mbah.
The Announcement says ;
“The Transmission Company of Nigeria (TCN) wishes to inform the public that scheduled maintenance will be carried out on the Aja/Alagbon 330 kV transmission line from November 26 to 29, 2025, between 8:00 a.m. and 6:00 p.m. daily,”
Supplies to Akoka and Oworo Transmission Substations will be rerouted to the Ikeja West 132 kV line during this time, while supplies from Alagbon Substation will be rerouted to the Ijora 132 kV line.
Customers were informed by TCN that normal power supply will continue throughout the maintenance window, even though there may be brief load disturbances as a result of the diversions.
The business expressed regret for any inconvenience caused and emphasized that the exercise is a part of continuous efforts to increase Lagos State’s transmission infrastructure’s dependability and efficiency.
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