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India’s power system passed historic tipping point

By Sohail Khan 17 August 2026, 12:22 pm

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Business News›Industry›Energy›Power›India's power system just passed a historic tipping point

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India's power system just passed a historic tipping point

Synopsis

India’s clean energy capacity has crossed fossil-fuel capacity for the first time, with 331.7 GW of clean capacity versus 302 GW of fossil-fuel capacity, according to Ember and Global Energy Monitor data. However, coal still dominates electricity generation, supplying around 70% of India’s power, because coal plants can operate continuously while solar and wind depend on weather conditions.

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India's power system has crossed a threshold that tells a very different story from the one usually conveyed by electricity generation data.

India has long been portrayed as one of the world's great coal growth markets, and with good reason. Coal still accounts for roughly 70% of electricity generation and remains the backbone of the grid.

Yet a look at the country's installed capacity mix suggests something profound is underway beneath the surface.

According to the latest capacity data from Ember and Global Energy Monitor (GEM), clean energy sources now account for 331.7 gigawatts (GW) of installed capacity, compared with 302.0 GW for fossil fuels.

That capacity split gives clean power a majority share of India's utility power mix for the first time.

Clean Split

That milestone matters not because India has suddenly become a clean power system. It has not. Rather, it reveals a growing tension between what India ‌is building and what India ⁠is burning.

The distinction is ⁠important because generation statistics describe today's electricity system, while capacity figures provide a window into tomorrow's.

Coal still dominates generation because coal plants can run around the clock, while solar panels and wind turbines produce only when weather conditions allow.

But the capacity mix reveals where capital is flowing, what infrastructure is being added and, ultimately, what type of power system India is trying to construct.

Viewed through that lens, India's transition appears considerably more advanced than many observers assume.

Solar Spotlight

The clearest evidence is solar power.

In 2010, India had just 0.07 GW of solar capacity. Today it has 211 GW, according to Ember. Solar alone now represents around 33% of total installed utility-scale capacity, making it by far the largest clean energy source in the country.

The extent of that expansion is difficult to overstate.

India's solar fleet today is almost as large as its coal fleet, which stands at 254.4 GW.

Solar capacity by itself is now larger than the entire Indian power system was as recently as 2011, when total installed capacity stood at 211.4 GW.

Even more striking is the pace of ⁠recent additions.

Between 2025 ‌and mid-2026, India added 75.5 GW of solar capacity, compared with just 3.8 GW of coal capacity. Clean capacity expanded by nearly 80 GW overall during the period, while fossil capacity grew by only 5.4 GW.

That does not mean India has stopped building coal. In fact, coal capacity continues to rise and policymakers remain committed to expanding dispatchable power supplies to ⁠meet rapidly growing electricity demand.

The country's challenge is not replacing an existing electricity system but building enough generation to serve a fast-growing economy.

Growth Market

This is what makes India's transition different from many developed markets.

Europe's energy transition has largely involved substituting clean energy for fossil fuels. India's transition is occurring while overall electricity demand continues to surge.

As a result, coal can continue to grow in absolute terms even as it loses ground in relative terms.

The numbers illustrate that shift clearly.

Coal accounted for nearly 59% of installed capacity in 2014. By 2026, its share had fallen to 40%. Fossil fuels overall have declined from nearly three-quarters of installed capacity in 2000 to less than half today.

In other words, coal is still growing, but renewables are growing much faster.

That distinction is crucial because power systems change gradually and then suddenly.

For much of the 2010s, renewable additions chipped away at coal's dominance without fundamentally altering the structure of the grid. But several milestones now suggest the balance is beginning to shift.

The first was solar overtaking every other clean power source. Hydro was once the backbone of India's non-fossil fleet. Today, solar capacity is roughly four times larger ‌than both hydro and wind power capacity.

The second is the emergence of a clean-capacity majority. Crossings of the 50% threshold are often symbolic, but they also tend to attract policymakers, investors and corporate planners.

Once a technology category becomes dominant, future investment decisions increasingly reinforce that preeminence.

The third milestone lies just ahead.

Solar capacity is now equivalent to around 80% of coal capacity. At current growth rates, solar could plausibly overtake coal as India's largest ⁠single source of installed capacity within a decade.

That would represent a powerful psychological shift, even if coal remained the largest generator of electricity.

And that points to the next stage of India's transition.

Next Steps

The question is no longer whether India can build renewable capacity at scale. It has already demonstrated that capability. The challenge now is converting capacity growth into generation growth.

That means investing in grid infrastructure, transmission links, storage systems and flexible power resources capable of balancing large volumes of solar output.

Success will be measured not by how many panels are installed but by how much coal generation they ultimately displace.

Generation data will therefore continue to paint India as a coal story for some time yet.

But capacity data increasingly tell a different tale.

They show a country whose future power system is taking shape far faster than headline generation figures suggest.

Coal may still dominate what India burns. But judging by what the country is building, the centre of gravity in the power sector has already begun to move.

The opinions expressed here are those of the author, a columnist for Reuters. Enjoying this column? Check out Reuters Open Interest (ROI), your essential new source for global financial commentary. Follow ROI on LinkedIn and X. And listen to the Morning Bid daily podcast on Apple, Spotify, or the Reuters app. Subscribe to hear Reuters journalists discuss the biggest news in markets and finance 7 days a week.

(The views and opinions expressed in this article are those of the author and do not necessarily reflect the views of the publication.)

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