https://www.siliconvalley.com/2022/09/18/green-rides-experts-say-californias-grid-can-handle-transition-to-electric-vehicles/

The finalization of California’s Advanced Clean Cars II regulations has sparked widespread concern that there is insufficient electricity to transition away from gasoline. Flex Alerts during severe heat waves have created an intuitive perception that California is already struggling to generate enough electricity and cannot expect to fuel millions of new electric vehicles. Experts who have studied the issue disagree.

California’s Air Resources Board provides detailed responses to public comments as part of its rulemaking process. Their 114-page “Response to Comments on the Draft Environmental Analysis”, released on August 24th, begins by addressing concerns about the availability of electricity. The agency issues “master responses” to multiple comments on the same topic, and Master Response 1 includes the following assurance: