Emission Factor

Transit rail (i.e. subway/tram)

0.0996kgCO2e/passenger-mile

Emission factor summary

Emission intensity of travel by transit rail - rail typically within an urban center such as subways/elevated railways/metropolitan railways (metro)/streetcars/trolley cars/tramways. Retrieved from the EPA's GHG Emission Factors Hub (xlsx).

PropertyValue
NameTransit rail (i.e. subway/tram)
SectorTransport
CategoryRail Travel
SourceEPA
Region
Unit Type
Year
2022
Year Released
2022
Emission Factor
  • CO2e0.09958kg/passenger-mile
  • CO20.099 kg/passenger-mile
  • CH40.0000084 kg/passenger-mile
  • N2O0.0000012 kg/passenger-mile
LCA Activity
use_phase
CO2e Calculation Origin
Climatiq
CO2e Calculation Method
AR6
Supported CO2e Calculation Method
AR4, AR5, AR6

API Reference

Activity ID
passenger_train-route_type_urban-fuel_source_na
UUID
58dbe3b5-4ed4-4d7a-b92a-682b2c72b308
Code Snippet
View API Docs

Automate emission calculations with Climatiq

Get started

Related factors

EPA Emission Factors

Explore All

Rail Travel Emission Factors

Explore All