Where are Colombia’s major petroleum refineries located?

Colombia’s major petroleum refineries are located in two primary cities:

• Barrancabermeja: Situated in north-central Colombia on the Magdalena River, this city hosts a large oil refinery that has been central to the country's petroleum industry since the early 20th century.12
• Cartagena: Located on the Caribbean coast, this city serves as a major oil port and is home to a significant refinery, which is connected to the interior by pipelines.13