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Posted June 16, 2026

Solar generation in CAISO surpassed natural gas in the first five months of 2026 ›

Solar and natural gas generation in CAISO

Data source: U.S. Energy Information Administration, Hourly Electric Grid Monitor
Note: CAISO=California Independent System Operator

In the first five months of 2026, utility-scale solar generation surpassed natural gas generation in CAISO. Solar electricity generation in the California Independent System Operator (CAISO) over the first five months of 2026 increased 21% compared with the same period in 2024, and natural gas generation decreased by 60%, data from our Hourly Electric Grid Monitor shows.

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