Energy Economist Warns Nigeria’s Electricity Sector Faces Deep Structural Failures, Making Persistent Outages Inevitable

Energy economist warns Nigeria’s electricity sector faces deep structural failures, making persistent outages inevitable

An energy economist, Obianuju Ezenwanne, has issued a stark warning that Nigeria’s electricity system is under severe strain and at risk of systemic collapse, as deep structural weaknesses across generation, transmission and distribution combine to make chronic power outages almost unavoidable.

Ezenwanne, who studies power system planning and regulation including work at the Missouri Public Service Commission in the United States said many Nigerians underestimate the scale of the crisis engulfing the nation’s power infrastructure. According to her analysis, the challenges go far beyond a shortage of power plants or fuel, pointing instead to a system‑wide failure that undermines reliable electricity supply In a statement, Ezenwanne noted that although Nigeria is reported to have more than 13,000 megawatts of installed generation capacity on paper, the national grid delivers less than 4,000 MW to a population of more than 200 million people a large gap that reflects multiple failures across the electricity value chain. She pointed to frequent fuel supply disruptions, noting that most power plants rely on natural gas but pipelines are often vandalised or sabotaged, forcing shutdowns and reducing plant performance due to ageing infrastructure and poor maintenance. “The problem is not just a lack of power plants or fuel. It is a system problem. Generation, transmission and distribution all have weaknesses, and they interact in ways that make outages unavoidable,” Ezenwanne said.

Even when electricity is successfully generated, it must pass through an overstretched high‑voltage transmission network often prone to failure before reaching distribution infrastructure that is frequently outdated, inefficient and poorly maintained. The result, she added, is a cycle of instability that has become familiar to businesses and households across the country. Repeated grid collapses force firms and residents to rely heavily on diesel‑powered generators, which, while keeping lights and equipment running, also raise operating costs and contribute to inflation in an already fragile economy. Observers note that Nigeria’s electricity supply difficulties are part of a broader energy supply crisis, where energy infrastructure has struggled to meet demand and outages remain frequent despite reforms and investments aimed at improving the system. Ezenwanne stressed that understanding how the entire system functions from gas supply to power plants, transmission infrastructure and distribution networks is a crucial first step toward addressing the crisis. She said reforms must be simultaneous across several areas, including:

• Repairing and securing gas pipelines,
• Upgrading and maintaining generation plants,
• Expanding and reinforcing transmission networks, and
• Modernising distribution infrastructure.

Her assessment comes as Nigeria continues to implement the Electricity Act of 2023, which decentralised parts of the industry and granted states greater authority to regulate their own electricity markets a shift that presents both opportunities and challenges for improving service reliability.

The warning from Ezenwanne underscores the complexity of Nigeria’s electricity crisis, which has persisted despite decades of policy shifts and infrastructure investments. Tackling this long‑standing problem will require coordinated intervention across the entire electricity ecosystem to ensure that power supply becomes more dependable and less costly for citizens and businesses alike.