About 4,000 customers are without power in the Riverview/Gibsonton area of south Hillsborough County because of a power substation fire.

A TECO substation is on fire off Big Bend Road near East Bay High School. Hillsborough County Fire Rescue is on the scene with TECO technicians.

A plume of black smoke could be seen all the way over on the Howard Frankland Bridge. It is not known what started the fire or how long customers will be without power.

Stay with WTSP.com as this story develops.

Check TECO power outage map here.

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