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

Total U.S. energy-related carbon dioxide (CO2) emissions were about 4,872 million metric tons in 2021.

Energy-related carbon dioxide (CO2) emissions by source and sector for the United States, 2021 (million metric tons)
 ResidentialCommercialIndustrialTransportationElectric powerSource total
Coal01910908
1,001
Natural gas25517953058
615
1,637
Petroleum6361
3401,743172,224
Other1    1111
Electricity2604542
4033
  
Sector total 922
7831,3641,8031,5514,872
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 1,551 million metric tons is not included in the source total emissions for all sectors (of 4,872 million metric tons) to avoid double counting.
Source: Monthly Energy Review, April 2022; preliminary data
Note: Sum of data in columns and rows may not equal the totals because of independent rounding.

Learn more:
U.S. energy-related CO2 emissions rose 6% in 2021
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.
U.S. CO2 emissions from energy consumption by source and sector (diagram)
Energy Explained: Where Greenhouse Gases Come From

Last updated: May 17, 2022, with preliminary data.


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