The fire, which sent a thick plume of black smoke into the sky visible across the city, began sometime before 6:15 a.m. Thursday morning, according to SEPTA spokesperson Andrew Busch.

A three-alarm fire that engulfed multiple SEPTA buses at a yard in the Nicetown section of Philadelphia on Thursday is now under control, but lingering smoke could impact air quality.The buses caught fire at the agency's Midvale depot located off Roberts Avenue,

More than 150 firefighters in Eastern Pennsylvania battled a massive blaze at a major Philadelphia transportation depot yard after dozens of buses went up in flames at the yard in the early hours of June 5.