CHICAGO — Power has been restored for over 15,000 ComEd customers after an outage left thousands on the city’s South Side in the dark on Friday afternoon. 

In a post shared on X, the platform formerly known as Twitter, Alderman Matthew O’Shea said the 19th Ward suffered a major power outage impacting several thousand homes and businesses.

According to the ComEd outage map, 15,000 customers were without power around 3:50 p.m. on Friday.

Power was restored around 5 p.m. however is unclear what caused the outage.