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Southern California Edison Company

The right way to charge electric cars

The right way to charge electric cars

Electric cars are still a relative novelty, even in a state as obsessed with climate change as California. But they're expected to become a lot more common as carmakers such as Tesla and Chevy start selling electric cars at prices the masses can afford. In fact, if Gov. Jerry Brown gets his way, there will be 1.5 million zero-emission vehicles on California roads by 2025.

The masses aren't likely to jump on the EV bandwagon, however, unless they can count on a network of electric “filling” stations — places where people can plug in their Model 3s or...