In Pictures: Solar and Storage Cuts Wholesale Power Prices 42% in Texas, 51% in California, SEIA Report Finds

Rooftop solar installations like this one helped drive a 421% increase in Texas solar generation, according to the SEIA report.

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Solar generation rose 90% in California as battery storage capacity grew nearly sevenfold, the report found.

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Rapid solar growth contributed to a 51% drop in California wholesale power prices from summer 2021 to summer 2026.

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Urban rooftop solar arrays are part of the expansion that pushed Texas battery storage capacity up more than 26-fold.

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New homes with rooftop solar reflect the residential buildout accompanying the utility-scale growth cited in the SEIA analysis.

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Utility-scale solar farms paired with storage helped cut average wholesale electricity prices 42% in Texas.

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The SEIA report credits solar and battery storage expansion with lowering wholesale prices regardless of partisan politics.

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Industry growth has expanded the solar workforce, including engineers who inspect panel fields.

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Ongoing maintenance keeps solar installations operating as capacity continues to climb nationwide.

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