NISO CLEARS AIR ON PURPORTED GRID COLLAPSE .... Says disturbance Associated With Simultaneous Tripping Of Multiple 330kV Transmission Lines

"The full restoration and stabilization of the grid remains a top operational priority." NISO management.

The Nigerian Independent System Operator (NISO) on Friday, 23 January at about midday (12:40), announced that the national grid experienced a system-wide disturbance, which resulted in a total outage across the interconnected network.

According to a statement issued and signed by the Management of the organization, "Preliminary operational reports indicate that the disturbance was associated with the simultaneous tripping of multiple 330kV transmission lines, alongside the disconnection of some grid-connected generating units. These events collectively contributed to the system collapse at the time indicated".

The statement which was made to journalists, disclosed that, "Following the outage, system restoration activities commenced at about 13:15 hours, in accordance with established grid restoration and recovery procedures. As of the time of this update, electricity supply has been successfully restored to Abuja, Osogbo, Benin, Onitsha, Sakete, Jebba, Kainji, Shiroro, and parts of Lagos, while restoration efforts are continuing progressively in other parts of the country."

The NISO management revealed that, "A detailed investigation into the root and contributory causes of the disturbance is currently ongoing.

"The full restoration and stabilization of the grid remains a top operational priority." The statement concluded