Around 1300 Station 3 was dispatched to CVS 3020 Tilghman st for a dumpster fire. Engine 311 responded with 6, aswell as Chief 301. Chief 301 arrived onscene with smoke showing from a trash compactor attached to the building. As per CVS employees they had a smoke condition inside. With this information 3 Command upgraded the box to a building fire. Engine 311 arrived onscene stretching 1 1.75 line, as Engine 312 with 2 secured a water supply to Engine 311. Engine 3212 responded with 6 and assisted with fire suppression. Rescue 1141 responded with 3 and were assigned ventilation. Units were onscene for about 1 1/2 hours.