US small building rooftops hold 913 GW solar potential vs 1,281 GW grid

skorusARK · x · 2026-08-25

Data reveals that while the US grid has a total capacity of 1,281 GW, the solar potential on suitable rooftops of small buildings (<5,000 sq ft) alone reaches 913 GW. This indicates that rooftop solar on just this category could supply about 71% of the grid's total capacity.

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