US states by greenhouse gas emissions from electric power (EPA state inventory)

Texas had the highest greenhouse gas emissions from electric power (EPA state inventory) of 51 states in 2019, at 193.45 million tonnes of CO2 equivalent. District of Columbia had the lowest, at 0.09 million tonnes of CO2 equivalent. The median was 24.84 million tonnes of CO2 equivalent. Source: the U.S. Environmental Protection Agency.

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Highest193.45Texas
Median24.8451 states

Map of states, 2019

Alabama: 49.25 million tonnes of CO2 equivalentAlaska: 2.84 million tonnes of CO2 equivalentArizona: 44.14 million tonnes of CO2 equivalentArkansas: 31.75 million tonnes of CO2 equivalentCalifornia: 32.45 million tonnes of CO2 equivalentColorado: 34 million tonnes of CO2 equivalentConnecticut: 8.94 million tonnes of CO2 equivalentDelaware: 1.81 million tonnes of CO2 equivalentDistrict of Columbia: 0.09 million tonnes of CO2 equivalentFlorida: 98.34 million tonnes of CO2 equivalentGeorgia: 49.47 million tonnes of CO2 equivalentHawaii: 6.68 million tonnes of CO2 equivalentIdaho: 1.96 million tonnes of CO2 equivalentIllinois: 59.27 million tonnes of CO2 equivalentIndiana: 77.61 million tonnes of CO2 equivalentIowa: 24.19 million tonnes of CO2 equivalentKansas: 20.78 million tonnes of CO2 equivalentKentucky: 60.49 million tonnes of CO2 equivalentLouisiana: 31.03 million tonnes of CO2 equivalentMaine: 1.05 million tonnes of CO2 equivalentMaryland: 12.69 million tonnes of CO2 equivalentMassachusetts: 7.77 million tonnes of CO2 equivalentMichigan: 55.64 million tonnes of CO2 equivalentMinnesota: 23.97 million tonnes of CO2 equivalentMississippi: 24.84 million tonnes of CO2 equivalentMissouri: 58.92 million tonnes of CO2 equivalentMontana: 16.31 million tonnes of CO2 equivalentNebraska: 22.49 million tonnes of CO2 equivalentNevada: 14.01 million tonnes of CO2 equivalentNew Hampshire: 2.1 million tonnes of CO2 equivalentNew Jersey: 18.5 million tonnes of CO2 equivalentNew Mexico: 20.84 million tonnes of CO2 equivalentNew York: 23.55 million tonnes of CO2 equivalentNorth Carolina: 46.74 million tonnes of CO2 equivalentNorth Dakota: 28.89 million tonnes of CO2 equivalentOhio: 68.56 million tonnes of CO2 equivalentOklahoma: 28.18 million tonnes of CO2 equivalentOregon: 11.04 million tonnes of CO2 equivalentPennsylvania: 77.87 million tonnes of CO2 equivalentRhode Island: 2.95 million tonnes of CO2 equivalentSouth Carolina: 25.47 million tonnes of CO2 equivalentSouth Dakota: 3.34 million tonnes of CO2 equivalentTennessee: 24.52 million tonnes of CO2 equivalentTexas: 193.45 million tonnes of CO2 equivalentUtah: 28.99 million tonnes of CO2 equivalentVermont: 0.28 million tonnes of CO2 equivalentVirginia: 28.15 million tonnes of CO2 equivalentWashington: 14.46 million tonnes of CO2 equivalentWest Virginia: 58.97 million tonnes of CO2 equivalentWisconsin: 33.9 million tonnes of CO2 equivalentWyoming: 37.16 million tonnes of CO2 equivalent
  • Under 4
  • 4 to 18
  • 18 to 25
  • 25 to 33
  • 33 to 58
  • 58 and over
million tonnes of CO2 equivalent, 2019. Source: EPA state greenhouse gas inventory, EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. Boundaries: U.S. Census Bureau cartographic boundary files.

All states, 2019

Texas: 193.45 million tonnes of CO2 equivalentTexas193.45Florida: 98.34 million tonnes of CO2 equivalentFlorida98.34Pennsylvania: 77.87 million tonnes of CO2 equivalentPennsylvania77.87Indiana: 77.61 million tonnes of CO2 equivalentIndiana77.61Ohio: 68.56 million tonnes of CO2 equivalentOhio68.56Kentucky: 60.49 million tonnes of CO2 equivalentKentucky60.49Illinois: 59.27 million tonnes of CO2 equivalentIllinois59.27West Virginia: 58.97 million tonnes of CO2 equivalentWest Virginia58.97Missouri: 58.92 million tonnes of CO2 equivalentMissouri58.92Michigan: 55.64 million tonnes of CO2 equivalentMichigan55.64Georgia: 49.47 million tonnes of CO2 equivalentGeorgia49.47Alabama: 49.25 million tonnes of CO2 equivalentAlabama49.25North Carolina: 46.74 million tonnes of CO2 equivalentNorth Carolina46.74Arizona: 44.14 million tonnes of CO2 equivalentArizona44.14Wyoming: 37.16 million tonnes of CO2 equivalentWyoming37.16Colorado: 34 million tonnes of CO2 equivalentColorado34Wisconsin: 33.9 million tonnes of CO2 equivalentWisconsin33.9California: 32.45 million tonnes of CO2 equivalentCalifornia32.45Arkansas: 31.75 million tonnes of CO2 equivalentArkansas31.75Louisiana: 31.03 million tonnes of CO2 equivalentLouisiana31.03Utah: 28.99 million tonnes of CO2 equivalentUtah28.99North Dakota: 28.89 million tonnes of CO2 equivalentNorth Dakota28.89Oklahoma: 28.18 million tonnes of CO2 equivalentOklahoma28.18Virginia: 28.15 million tonnes of CO2 equivalentVirginia28.15South Carolina: 25.47 million tonnes of CO2 equivalentSouth Carolina25.47Mississippi: 24.84 million tonnes of CO2 equivalentMississippi24.84Tennessee: 24.52 million tonnes of CO2 equivalentTennessee24.52Iowa: 24.19 million tonnes of CO2 equivalentIowa24.19Minnesota: 23.97 million tonnes of CO2 equivalentMinnesota23.97New York: 23.55 million tonnes of CO2 equivalentNew York23.55Nebraska: 22.49 million tonnes of CO2 equivalentNebraska22.49New Mexico: 20.84 million tonnes of CO2 equivalentNew Mexico20.84Kansas: 20.78 million tonnes of CO2 equivalentKansas20.78New Jersey: 18.5 million tonnes of CO2 equivalentNew Jersey18.5Montana: 16.31 million tonnes of CO2 equivalentMontana16.31Washington: 14.46 million tonnes of CO2 equivalentWashington14.46Nevada: 14.01 million tonnes of CO2 equivalentNevada14.01Maryland: 12.69 million tonnes of CO2 equivalentMaryland12.69Oregon: 11.04 million tonnes of CO2 equivalentOregon11.04Connecticut: 8.94 million tonnes of CO2 equivalentConnecticut8.94Massachusetts: 7.77 million tonnes of CO2 equivalentMassachusetts7.77Hawaii: 6.68 million tonnes of CO2 equivalentHawaii6.68South Dakota: 3.34 million tonnes of CO2 equivalentSouth Dakota3.34Rhode Island: 2.95 million tonnes of CO2 equivalentRhode Island2.95Alaska: 2.84 million tonnes of CO2 equivalentAlaska2.84New Hampshire: 2.1 million tonnes of CO2 equivalentNew Hampshire2.1Idaho: 1.96 million tonnes of CO2 equivalentIdaho1.96Delaware: 1.81 million tonnes of CO2 equivalentDelaware1.81Maine: 1.05 million tonnes of CO2 equivalentMaine1.05Vermont: 0.28 million tonnes of CO2 equivalentVermont0.28District of Columbia: 0.09 million tonnes of CO2 equivalentDistrict of Columbia0.09Texas: 193.45 million tonnes of CO2 equivalentTexas193.45Florida: 98.34 million tonnes of CO2 equivalentFlorida98.34Pennsylvania: 77.87 million tonnes of CO2 equivalentPennsylvania77.87Indiana: 77.61 million tonnes of CO2 equivalentIndiana77.61Ohio: 68.56 million tonnes of CO2 equivalentOhio68.56Kentucky: 60.49 million tonnes of CO2 equivalentKentucky60.49Illinois: 59.27 million tonnes of CO2 equivalentIllinois59.27West Virginia: 58.97 million tonnes of CO2 equivalentWest Virginia58.97Missouri: 58.92 million tonnes of CO2 equivalentMissouri58.92Michigan: 55.64 million tonnes of CO2 equivalentMichigan55.64Georgia: 49.47 million tonnes of CO2 equivalentGeorgia49.47Alabama: 49.25 million tonnes of CO2 equivalentAlabama49.25North Carolina: 46.74 million tonnes of CO2 equivalentNorth Carolina46.74Arizona: 44.14 million tonnes of CO2 equivalentArizona44.14Wyoming: 37.16 million tonnes of CO2 equivalentWyoming37.16Colorado: 34 million tonnes of CO2 equivalentColorado34Wisconsin: 33.9 million tonnes of CO2 equivalentWisconsin33.9California: 32.45 million tonnes of CO2 equivalentCalifornia32.45Arkansas: 31.75 million tonnes of CO2 equivalentArkansas31.75Louisiana: 31.03 million tonnes of CO2 equivalentLouisiana31.03Utah: 28.99 million tonnes of CO2 equivalentUtah28.99North Dakota: 28.89 million tonnes of CO2 equivalentNorth Dakota28.89Oklahoma: 28.18 million tonnes of CO2 equivalentOklahoma28.18Virginia: 28.15 million tonnes of CO2 equivalentVirginia28.15South Carolina: 25.47 million tonnes of CO2 equivalentSouth Carolina25.47Mississippi: 24.84 million tonnes of CO2 equivalentMississippi24.84Tennessee: 24.52 million tonnes of CO2 equivalentTennessee24.52Iowa: 24.19 million tonnes of CO2 equivalentIowa24.19Minnesota: 23.97 million tonnes of CO2 equivalentMinnesota23.97New York: 23.55 million tonnes of CO2 equivalentNew York23.55Nebraska: 22.49 million tonnes of CO2 equivalentNebraska22.49New Mexico: 20.84 million tonnes of CO2 equivalentNew Mexico20.84Kansas: 20.78 million tonnes of CO2 equivalentKansas20.78New Jersey: 18.5 million tonnes of CO2 equivalentNew Jersey18.5Montana: 16.31 million tonnes of CO2 equivalentMontana16.31Washington: 14.46 million tonnes of CO2 equivalentWashington14.46Nevada: 14.01 million tonnes of CO2 equivalentNevada14.01Maryland: 12.69 million tonnes of CO2 equivalentMaryland12.69Oregon: 11.04 million tonnes of CO2 equivalentOregon11.04Connecticut: 8.94 million tonnes of CO2 equivalentConnecticut8.94Massachusetts: 7.77 million tonnes of CO2 equivalentMassachusetts7.77Hawaii: 6.68 million tonnes of CO2 equivalentHawaii6.68South Dakota: 3.34 million tonnes of CO2 equivalentSouth Dakota3.34Rhode Island: 2.95 million tonnes of CO2 equivalentRhode Island2.95Alaska: 2.84 million tonnes of CO2 equivalentAlaska2.84New Hampshire: 2.1 million tonnes of CO2 equivalentNew Hampshire2.1Idaho: 1.96 million tonnes of CO2 equivalentIdaho1.96Delaware: 1.81 million tonnes of CO2 equivalentDelaware1.81Maine: 1.05 million tonnes of CO2 equivalentMaine1.05Vermont: 0.28 million tonnes of CO2 equivalentVermont0.28District of Columbia: 0.09 million tonnes of CO2 equivalentDistrict of Columbia0.09
million tonnes of CO2 equivalent. Source: EPA state greenhouse gas inventory, EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. Retrieved 2026-10-12.

Full ranking

RankStates2019
million tonnes of CO2 equivalent
Change on 2018
1Texas193.45-5.7%
2Florida98.34-6.2%
3Pennsylvania77.87+0.3%
4Indiana77.61-15.8%
5Ohio68.56-13.1%
6Kentucky60.49-11.4%
7Illinois59.27-13.3%
8West Virginia58.97-5.6%
9Missouri58.92-11.7%
10Michigan55.64-7.7%
11Georgia49.47-7.1%
12Alabama49.25-10%
13North Carolina46.74-4.7%
14Arizona44.14-7.1%
15Wyoming37.16-10.4%
16Colorado34-2.1%
17Wisconsin33.9-16.5%
18California32.45-7.1%
19Arkansas31.75-15.6%
20Louisiana31.03-9.7%
21Utah28.99-0.8%
22North Dakota28.89-6.7%
23Oklahoma28.18-17.6%
24Virginia28.15-11.6%
25South Carolina25.47-13%
26Mississippi24.84-4.7%
27Tennessee24.52-8%
28Iowa24.19-18.8%
29Minnesota23.97-14.5%
30New York23.55-11.1%
31Nebraska22.49-7.6%
32New Mexico20.84+10.6%
33Kansas20.78-12%
34New Jersey18.50%
35Montana16.31+5.1%
36Washington14.46+35.4%
37Nevada14.01-0.4%
38Maryland12.69-26.5%
39Oregon11.04+25.3%
40Connecticut8.94-0.7%
41Massachusetts7.77-15.7%
42Hawaii6.68+0.3%
43South Dakota3.34+11%
44Rhode Island2.95-7.7%
45Alaska2.84+1.3%
46New Hampshire2.1-8.8%
47Idaho1.96+29%
48Delaware1.81-30.1%
49Maine1.05-23.4%
50Vermont0.28+22.7%
51District of Columbia0.09+47.6%

Other periods

About this ranking

Greenhouse gas emissions of a US state allocated to the electric power economic sector.

More on how it is measured
  • Power plants generating electricity, including fuel burned and emissions from electrical transmission and distribution equipment.
  • In million metric tons of CO2 equivalent: carbon dioxide, methane, nitrous oxide and fluorinated gases weighted by their 100-year global warming potentials (IPCC AR5), from the EPA inventory of US emissions by state, which allocates the national inventory to the states with the same methods for every state.
  • Emissions are counted where they occur, so electricity is counted in the state that generates it, not the state that uses it.

The six economic sectors add up to state_ghg_emissions. EPA says these estimates are not official state data: a state's own inventory can differ because it uses other methods, data or scopes. Each annual edition recalculates the whole series back to 1990.

Every value in the ranking comes from the same publisher and the same period, so the states are compared on one definition. Equal values share a rank.

How to cite

U.S. Environmental Protection Agency, Inventory of U.S. Greenhouse Gas Emissions and Sinks by State. EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Environmental Protection Agency. (2025). EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent (US states by greenhouse gas emissions from electric power (EPA state inventory), 2019) [Data set]. Retrieved October 12, 2026, from https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals

MLA 9

EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent, US states by greenhouse gas emissions from electric power (EPA state inventory), 2019. U.S. Environmental Protection Agency, 23 Apr. 2025, https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals. Invokely, https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Environmental Protection Agency. 2025. EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. US states by greenhouse gas emissions from electric power (EPA state inventory), 2019. Dataset. Accessed October 12, 2026. https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals. Also distributed by Invokely, https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019.

Harvard

U.S. Environmental Protection Agency (2025) EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent, US states by greenhouse gas emissions from electric power (EPA state inventory), 2019 [Dataset]. Available at: https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals, via Invokely: https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019 (Accessed: 12 October 2026).

BibTeX
@misc{environmental_us_states_by_greenhouse_2019,
  author = {{U.S. Environmental Protection Agency}},
  title = {{EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent: US states by greenhouse gas emissions from electric power (EPA state inventory), 2019}},
  year = {2025},
  howpublished = {Data set},
  url = {https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019. Publisher attribution: U.S. Environmental Protection Agency, Inventory of U.S. Greenhouse Gas Emissions and Sinks by State. EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Environmental Protection Agency
TI  - EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent: US states by greenhouse gas emissions from electric power (EPA state inventory), 2019
PY  - 2025
DA  - 2025/04/23
PB  - U.S. Environmental Protection Agency
DB  - Invokely
UR  - https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals
L2  - https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/state-ghg-emissions-electric-power/us-states?period=2019.
N1  - Publisher attribution: U.S. Environmental Protection Agency, Inventory of U.S. Greenhouse Gas Emissions and Sinks by State. EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. https://www.epa.gov/ghgemissions/state-ghg-emissions-and-removals. Retrieved 2026-10-12.
ER  - 
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Rank US states by greenhouse gas emissions from electric power (EPA state inventory) using official data, and cite the source.
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Questions

Which state has the highest greenhouse gas emissions from electric power (EPA state inventory)?

Texas, with 193.45 million tonnes of CO2 equivalent in 2019, according to the U.S. Environmental Protection Agency.

Which state has the lowest greenhouse gas emissions from electric power (EPA state inventory)?

District of Columbia, with 0.09 million tonnes of CO2 equivalent in 2019.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Environmental Protection Agency, EPA greenhouse gas inventory by state: Electric Power Industry economic sector, million metric tons of CO2 equivalent. Retrieved 2026-10-12.

US states: more rankings