U.S. Energy Information Administration logo
Skip to sub-navigation

Frequently Asked Questions (FAQs)

This page has no sub-navigation. Skip to page content.

What are U.S. energy-related carbon dioxide emissions by source and sector?

Total U.S. energy-related carbon dioxide (CO2) emissions were about 5,142 million metric tons in 2019.

Energy-related carbon dioxide (CO2) emissions by source and sector for the United States, 2019 (million metric tons)
 ResidentialCommercialIndustrialTransportationElectric powerSource total
Coal021040 973
Natural gas27519455052
Other1    1111
Sector total 963
1 Emissions from combustion of waste materials derived from petroleum and emissions from some types of geothermal power plants.
2 Electricity-related CO2 emissions are based on electric power sector electricity sales to the other sectors and the emissions associated with the generation of that electricity. The electric power total emissions of 1,619 million metric tons is not included in the source total emissions for all sectors (5,142 million metric tons) to avoid double counting.
Note: Sum of data in columns and rows may not equal the totals because of independent rounding.
Source: Monthly Energy Review, September 2020

Learn more:
Monthly Energy Review, Tables 11.1 through 11.6 contain the most recent estimates of monthly and annual U.S. energy-related CO2 emissions by sector and energy source.
Energy Explained: Where Greenhouse Gases Come From

Last updated: October 19, 2020

Other FAQs about Environment