The Share of Solar Generation with Co-located Battery Storage Is Increasing

Utility-scale solar developers are increasingly co-locating battery storage with new solar photovoltaic capacity.

The Core Event

As of September 2026, over 16% of new utility-scale solar capacity added this year is co-located with operable battery storage, compared with 2% in 2017, according to data reported to EIA by operators.

Key Facts

Utility-scale solar developers are increasingly co-locating battery storage with new solar photovoltaic capacity.

Context & Significance

As of September 2026, over 16% of new utility-scale solar capacity added this year is co-located with operable battery storage, compared with 2% in 2017, according to data reported to EIA by operators.

Outlook

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