Petrol at the Port Harcourt refinery would cost N1,030 per liter. Newsbeat Petrol at the Port Harcourt refinery would cost N1,030 per liter. admin November 30, 2024 According to the Nigerian National Petroleum Company Limited (NNPCL), gasoline from the Port Harcourt refinery will be... Read More Read more about Petrol at the Port Harcourt refinery would cost N1,030 per liter.