California already suffers from "single-fuel dependency" that could increase the state's vulnerabilities during "extreme weather conditions," says the association of electric grid operators in a new report.
"Natural-gas-fired generation comprises 68 percent of on-peak anticipated capacity [in California] by 2021," the National Electric Reliability Council (NERC) notes.
And that high level of dependence on natural gas would increase if California closes its last nuclear power plant, Diablo Canyon, in 2024/25.
Already, California gets 66 percent of its in-state electricity from natural gas — an amount that rose from 58 percent in 2011, and could rise to 74 percent if Diablo Canyon is closed.
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