US installs 19.2 GW of solar in the first half of 2026

Никита ЛуценкоОснователь и CEO, SOLTECH

SEIA and Wood Mackenzie report 19.2 GW of US solar in H1 2026 and 11.4 GW in Q2 alone, with utility-scale up 61% and residential down 12% year on year.

US solar installations reached 19.2 GW in the first half of 2026, the Solar Energy Industries Association and Wood Mackenzie reported this week, against roughly 18.7 GW a year earlier. The second quarter alone contributed 11.4 GW, up 45% year on year, and cumulative US solar capacity now stands at about 298 GW.

What the SEIA and Wood Mackenzie numbers show

Why the headline hides two opposite markets

The growth is entirely in one segment. Utility-scale added 9.6 GW in the second quarter, a 61% year-on-year rise and 54% up on the first quarter, while residential fell 12% and community solar fell 14%. Commercial and industrial managed 11% growth. A single national number of 19.2 GW conceals a boom and a contraction happening simultaneously.

The divergence is policy, not economics. The Trump administration set 4 July 2026 as the deadline for projects to begin construction and secure grandfathered access to the investment and production tax credits, and utility-scale developers spent the first half of the year racing that clock. Safe-harboured pipelines are now built and waiting to be energised. Rooftop owners had no comparable mechanism, and their segment shrank.

SEIA chief executive Tim Pawlenty put the scale point plainly: "Solar and storage have grown to a scale most Americans have yet to fully realise."

What constrains the next five years

Wood Mackenzie senior analyst Caitlin Connelly said safe-harboured capacity should sustain roughly 44 GWdc of annual additions, and named permitting and the post-credit transition as the significant headwinds. PV Tech reported that horizon as 2031 and pv magazine as 2030; the underlying report is the same, and the difference is worth noting rather than resolving from outside.

A specific permitting obstacle sits behind that caution. A July 2025 Department of the Interior memo requires projects on federal land, and those needing federal agency consultation, to obtain approval directly from the Interior Secretary's office. An appeal against that directive is ongoing, and until it is decided a meaningful share of the pipeline moves at the speed of one office.

Solar's share of new US generating capacity actually fell, from 51% in 2025 to 45% in the first half of 2026, as large wind projects came online. The US Energy Information Administration expects the full-year mix to return to roughly 51% solar, 28% battery storage, 14% wind and 7% gas. Analysts raised their long-run projection modestly, anticipating US installed solar capacity to double over five years, and found little effect from the Section 232 module tariffs - the same tariff regime we covered in our note on the US minimum import price on modules.

Позиция SOLTECH

Our position is that the useful lesson here is about segment risk, not about America. A market where utility-scale grows 61% while rooftop falls 12% in the same quarter is a market where residential solar depends on a subsidy rather than on a bill. When the subsidy moves, the segment moves with it.

That is the opposite of how rooftop solar works in the UAE, and we think it is a point in the region's favour that rarely gets made. A Dubai villa system is paid for by the difference between your installed cost and your slab tariff, under the Shams Dubai net-metering rules. There is no credit to expire and no cliff in 2030. That makes the payback less exciting than a subsidised market at its peak and considerably more durable - which is why we are comfortable modelling a систему для виллы over twenty years.

For an EPC contractor in the Gulf, we would resist the instinct to read a US installation record as a supply threat. Section 232 tariffs and the minimum import price deliberately separate US demand from the Asian supply that reaches the GCC, so those 19.2 GW are mostly not competing for your containers. If anything the barrier diverts non-qualifying supply toward this region. The constraints on Gulf procurement in 2026 have been freight, insurance and routing, not American appetite - see our note on Gulf import disruption.

For an investor, the number we would carry forward is 44 GWdc a year of sustained demand, because that is what holds global manufacturing utilisation up and keeps cell pricing from collapsing further. It supports module prices rather than undercutting them. We are more cautious than the report's authors about the post-2030 picture: a run-rate built on a pipeline that was deliberately front-loaded is not the same as structural demand, and we would not extrapolate it past the point where the safe-harboured backlog is exhausted.

What is missing from the data and would change our reading: a split of that 44 GWdc between projects already safe-harboured and projects that would be built without any credit at all. The report does not give it, and it is the only number that would show what the US market looks like on its own economics.

Источники: pv magazine - U.S. deploys 19.2 GW of solar in H1, 11 September 2026, PV Tech - Safe harbour surge sees US add 11.4GW new solar PV in Q2 2026, 10 September 2026, SEIA - US Solar Market Insight.