Firefighters responded to a report of a substation fire at 3900 Bixby Road in Groveport.
The fire was reported at about 8:30 p.m., according to firefighters.
“The transformer failed in the station and the crew have been working with the fire department to contain the fire,” an AEP spokeswoman said.
No customers have been affected at this time, the spokeswoman said.
NBC4 crews on the scene say firefighters are not battling the blaze. Instead, they are allowing it to burn and are monitoring the fire.