Electric Vehicle Public Charging Stations in the United States: 2014
DCFC—Direct current fast chargers refers to the voltage that the electric vehicle charger uses (3-phase 480-volt AC electric circuit but
delivers direct current (DC) to the vehicle volts). Generally, runs 60-80 miles of driving range per hour of charge. Level 2—Level 2 charging refers to the voltage that the electric vehicle charger uses (240 volts). Generally, runs 10-20 miles of driving range per hour of charge.
This map is included in the Transportation Statistics Annual Report 2020 publication.
U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Atlas Database (NTAD), Alternative Fueling Stations dataset based on Alternative Fuels Data Center, available at https://data-usdot.opendata.arcgis.com/datasets/alternative-fueling-stat... as of January 2020.