Nationwide Blackout Sparks Debate on Sri Lanka’s Power Infrastructure

The recent nationwide power outage has once again exposed the deep-rooted inefficiencies within Sri Lanka’s electricity grid, raising questions about the preparedness of the Ceylon Electricity Board (CEB) to handle the transition to a renewable energy future. The blackout, which occurred 09th Sunday, has reignited debates about the resilience of the country’s transmission network and its ability to integrate increasing levels of variable renewable energy (VRE).

The failure has led to speculation and theories from various quarters, with some even blaming a monkey found near the Panadura substation. However, experts argue that the real issues lie in inadequate infrastructure planning, misplaced investments, and a lack of accountability within the CEB.

A Fragile Grid and Poor Planning

Despite billions of rupees in investments over the years—largely funded through concessional loans from agencies such as the Asian Development Bank (ADB) and Japan International Cooperation Agency (JICA)—Sri Lanka’s transmission network remains incapable of handling the VRE capacity already connected to it. The CEB has received funds under projects labeled as promoting "clean energy" and "green energy," but the investments have not translated into a robust power infrastructure.

Experts say that much of the failure stems from improper project planning. The CEB’s prioritization of transmission projects often does not reflect the most urgent needs, leading to costly but ineffective investments. Cases such as the Mannar-Vavuniya-Anuradhapura 220kV Transmission Line and the Ambalangoda-Galle 132kV Transmission Line highlight this mismanagement. The latter, built at a cost of nearly Rs. 1.7 billion, could not be operated properly upon completion, forcing authorities to keep it disconnected from one end to prevent operational issues.

Similarly, unnecessary capacity additions in certain substations while critical areas remain underserved have also contributed to the inefficiencies. For example, the Deniyaya substation was equipped with three transformers when a single unit could have sufficed, while urgent capacity expansion was neglected at Pannala.

Delays and Lack of Accountability

Another major issue highlighted in the wake of the blackout is the slow pace of project implementation. The CEB has been known to take years to prepare tender documents, with additional delays occurring even after contracts are awarded. Cost overruns are frequent, yet no individuals or institutions are held accountable for these inefficiencies.

In many cases, foreign-funded projects accumulate substantial commitment fees long before any tangible progress is made. It has become common for projects to take more than a decade to complete, far exceeding initial timelines. A glaring example is the ongoing construction of the Kotmale-Polpitiya 220kV transmission line, which has dragged on for nearly 10 years.

No Lessons Learned from Previous Failures

Historically, each major blackout has been followed by government-ordered investigations, but these reports often fade into obscurity without meaningful action. Over the past decade, Sri Lanka has witnessed at least six total system failures—in 2015, twice in 2016, in 2020, and twice in 2021—yet no substantial reforms have taken place to prevent recurrence.

Despite repeated expert recommendations, the CEB has failed to modernize its grid to support growing renewable energy integration. The recent admission by the CEB that its network cannot handle rooftop solar power generation on a sunny day is further proof that past investments have not adequately addressed core structural weaknesses.

What’s Next for Sri Lanka’s Power Sector?

With the government aiming for a renewable energy-driven future, the challenges facing Sri Lanka’s power sector demand urgent attention. Analysts argue that without proper governance, strategic investments, and increased accountability, the transition to a sustainable energy system will remain a distant dream.

For now, the only certainty is that until these deep-rooted issues are addressed, Sri Lanka will continue to experience power failures—leaving citizens and businesses in the dark, both literally and figuratively.