Next year the number of electric cars and plug-in hybrids in America will increase by an order of magnitude, and all of those cars will be able to draw electricity from any 120-volt wall outlet. Just not very quickly. Charging from the wall can take longer than 16 hours. A faster fill-up involves installing a dedicated 240-volt “Level II” home charging dock, and to combat range anxiety—the fear of being stranded with no electrons and nowhere to plug in—automakers want to see these same charging docks installed for public use across the country. So far, the Department of Energy and state and local governments have announced plans to install more than 11,000 public chargers in 19 states. Here’s what’s coming.