This occurred a few years ago in Europe - I graphed what happened with my solar panels. https://shkspr.mobi/blog/2015/03/the-eclipses-effect-on-solar-power/ ht

This occurred a few years ago in Europe - I graphed what happened with my solar panels. https://shkspr.mobi/blog/2015/03/the-eclipses-effect-on-solar-power/ https://shkspr.mobi/blog/2015/03/the-eclipses-effect-on-sola... For UK / Europe the effect was broadly similar to normal cloud cover. Something that California rarely experiences ;-) An eclipse is more predictable than the weather - so other sources of energy can be used to offset any disruption.