The first petroleum refinery in Nigeria is located at? by Sunday | Dec 28 | Geography JAMB | 0 comments A. Kaduna B. Ekpan C. Warri D. Port Harcourt Correct Answer: Option D – Port Harcourt Users Also Read These:The location of the oil refinery at Kaduna is best…Nigeria first shipload of liquefied petroleum gas…If a refinery achieves a reduction in cost by…The first petroleum exploring company to discover…One of the steel-rolling mills in Nigeria is located at?