In Washington, the latest data in the BTS National Transportation Atlas Database shows that recent growth in alternative fueling stations for vehicles has been impressive. As of April 1, the U.S. boasted more than 70,000 alternative fueling stations up nearly 90 percent since April 1, 2020, when we had fewer than 40,000 such stations around the country. Alternative transportation fuels include a wide variety of products, including ethanol, biodiesel, propane, hydrogen, natural gas, and electricity.