Transportation

Emissions Factors

Vehicle Type lb CO2 per passenger-mile
Single Occupancy Vehicle 0.96
Bus Transit 0.64
Van Pool 0.22
Light Rail Transit 0.36
Heavy Rail Transit 0.22

Source: DOT Report

Vehicle Fuel Efficiency

Vehicle Make miles per gallon
Honda Civic 33/42
F150 25/26
Vehicle Make kWh per mile
Nissan Leaf 0.3
Tesla 0.27
2021 Porsche Taycan Turbo 0.45

Source: EcoCostSavings compilation from EPA Data

Combustion

Fuel kg CO2 per gallon
Gasoline 8.89
Diesel 10.2

Source: EPA Data

Carbon Intensity of Electricity

Fuel Source Carbon Intensity
Coal 2.249 lb CO2/kWh
Natural Gas 1.135 lb CO2/kWh
Proposed EPA Limit ~ 1.100 lb CO2/kWh
PG&E 0.524 lb CO2/kWh
SCP CleanStart 0.128 lb CO2/kWh
SCP Evergreen 0.053 lb CO2/kWh