PHILADELPHIA (WPVI) -- Fire crews in Lehigh County are investigating a substation blaze that broke out on Wednesday night.
It happened at approximately 6 p.m. in a PPL substation near 14th Street and Summer Avenue in Allentown, Pennsylvania.
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PPL says thankfully no one was injured by the flames.
At one point, more than 8,000 customers lost power in the area of the West End of Allentown.
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Service has since been restored to all those customers.
The cause of the fire is still under investigation.