AI Summary

Utility‑scale solar developers are increasingly pairing new photovoltaic projects with battery storage. In September 2026, more than 16 % of the new utility‑scale solar capacity added that year was co‑located with operable battery storage, a sharp rise from the 2 % recorded in 2017. The data come from operators’ reports to the U.S. Energy Information Administration. Plans for additional solar‑battery projects are also being reported.

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