In the US it depends on which state you live in. The Department of Energy has the Alternative Fuels Data Center[0] that will show you national average and state

In the US it depends on which state you live in. The Department of Energy has the Alternative Fuels Data Center[0] that will show you national average and state by state emissions for four different types of engine. [0] https://afdc.energy.gov/vehicles/electric_emissions.html https://afdc.energy.gov/vehicles/electric_emissions.html edit: grammer