Nigeria’s electricity supply is under threat due to a N639bn unpaid gas debt, industry stakeholders warn, calling for a sustainable payment mechanism. Politics Spice Special Features Education Sex & Relationship Interview Columns Opinion Advertise with us. --> Make PUNCH part of your everyday experience.Add us to your Preferred Sources N639bn unpaid gas debt threatens Nigeria’s electricity supply Business & Economy November 13, 2026 2:52 am File photo of an electricity station.