Dumsor: GRIDCo Explains Why Ghana Experienced Power Outage on July 29, Shares Restoration Progress

• Ghana Grid Company Limited (GRIDCo) confirmed that a power system disturbance hit the National Interconnected Transmission System at around 3:11 a.m. on Wednesday
• Several generating plants tripped simultaneously, cutting electricity supply to customers across parts of the country
• GRIDCo has launched a technical investigation into the incident while engineers work to restore power to affected areas

Ghana Grid Company Limited (GRIDCo) has confirmed that a disturbance on the national power grid cut electricity supply to parts of the country in the early hours of Wednesday, July 29, 2026.

The company, in a statement released about three and a half hours after the nationwide outage, said the National Interconnected Transmission System experienced the disruption at approximately 3:11 a.m.

This event, it added, caused multiple generating plants to trip simultaneously, triggering widespread power outages across affected areas.

GRIDCo on when power will be back

Upon detecting the fault, GRIDCo said it immediately activated system restoration procedures.

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Engineers and system operators have been deployed alongside other power sector stakeholders to bring electricity back to customers as swiftly and safely as conditions allowed.

"We remain fully committed to restoring supply to all affected customers as quickly and safely as possible and will provide further updates as more information becomes available," the company said in its statement.

GRIDCo also disclosed that a comprehensive technical investigation has been launched to determine the precise cause of the disturbance. No timeline for the completion of that investigation was provided.

GRIDCo apologises to affected customers

The company expressed regret over the disruption and acknowledged the difficulties caused to households and businesses that lost power overnight.

GRIDCo appealed for public patience as restoration efforts continued, assuring Ghanaians that its teams were working to return the situation to normal as promptly as possible.

No official figure on the number of affected customers or regions was included in GRIDCo's statement at the time of publication.

Is the dumsor nationwide?

While the GRIDCo statement did not give many details about the affected regions or communities, YEN.com.gh's monitoring of social media suggests it was very widespread.

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Apart from Accra and Kumasi, many reported outages in Techiman, Kintampo, Tumu, Kpetoe, Aburi, Cape Coast, and other cities across the country.

See the GRIDCo statement as shared on Facebook below:

Source: YEN.com.gh