Transformers caught fire at an Florida Power and Light facility in NW Miami-Dade County Tuesday afternoon.
An explosion was heard by police officers in the area, according to WSVN.
The station reported multiple transformers on fire.
It said a foam truck from Miami International Airport was dispatched to the scene near Northwest 72nd Avenue and 64th Street.
Roads in the area are closed.
As many as 10,000 FPL customers were reportedly without power as a result, NBC 6 reported.
No injuries have been reported.