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US Small-Scale Solar Power Output Has Quadrupled in a Decade

CleanTechnica 17 October 2026 2 min read

⏮ BeforeAbout 18,812 GWh of US small-scale solar generation a decade ago.
✅ NowAbout 92,979 GWh of small-scale solar generation in the latest estimate.

In short

  • Estimated US small-scale solar generation rose from 18,812 GWh to 92,979 GWh over the last decade.
  • Systems smaller than 1 megawatt are counted, including rooftop installations.
  • California, Arizona, Texas and Florida produce the most small-scale solar in the country.

Why the Good News Desk likes this one

The rise shows clean power being built close to where people live and use it. It reduces demand on fossil-fuel plants over time. The figures are estimates from the source, so the exact totals should be read as approximate.

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From CleanTechnica

We estimate that U.S. generation from small-scale or rooftop solar photovoltaic systems (smaller than 1 megawatt of capacity) has increased from 18,812 gigawatthours (GWh) to 92,979 GWh over the last decade. The four states with the highest generation of small-scale solar in the country—California, Arizona, Texas, and Florida—are in regions ... [continued] The post U.S. Small-Scale Solar Generation Has Quadrupled in the Last Decade appeared first on CleanTechnica .

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For kids

Many houses in America have solar panels on their roofs. Over the last ten years, these small solar systems have made about four times as much electricity. That means more sunshine is being turned into power for homes. What do you think a sunny roof could power in your house?

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