These are the new U.S. charging stations all over the U.S. More than half of the 8,051 electric vehicle charging stations opened since 2012. Image © Alternative Fuels Data Center, U.S. Department of Energy.
Each hexagon represents the number of stations in that area.
Blue hexagons, outside the cities, show the new stations built-in 2012 and 2013.
Orange hues show older and newer stations.