![Electric Avenue charging stations in Portland, Oregon [photo: Portland General Electric]](http://images.hgmsites.net/tmb/electric-avenue-charging-stations-in-portland-oregon-photo-portland-general-electric_100532762_t.gif)
It's clear that after several years of electric-car sales, electric utilities see a role to be played in providing the infrastructure to make them practical. Two weeks ago, California utility PG&E received approved to install 7,500 public charging stations for plug-in vehicles. Now, Oregon's two largest utility companies have filed plans to...