US states by nuclear electricity generation

Illinois had the highest nuclear electricity generation of 28 states in 2024, at 99.21 TWh. Nebraska had the lowest, at 6.1 TWh. The median was 22.33 TWh and the figure for the United States was 781.87 TWh. Source: the U.S. Energy Information Administration.

Highest99.21Illinois
Lowest6.1Nebraska
Median22.3328 states
United States781.87History

All states, 2024

Illinois: 99.21 TWhIllinois99.21Pennsylvania: 75.4 TWhPennsylvania75.4South Carolina: 53.77 TWhSouth Carolina53.77Georgia: 47.98 TWhGeorgia47.98Alabama: 44.49 TWhAlabama44.49North Carolina: 43.35 TWhNorth Carolina43.35Texas: 38.61 TWhTexas38.61Arizona: 32.39 TWhArizona32.39Tennessee: 32.19 TWhTennessee32.19Florida: 29.05 TWhFlorida29.05Virginia: 28.95 TWhVirginia28.95New Jersey: 27.68 TWhNew Jersey27.68New York: 27.07 TWhNew York27.07Michigan: 26.28 TWhMichigan26.28California: 18.38 TWhCalifornia18.38Ohio: 17.95 TWhOhio17.95Connecticut: 16.87 TWhConnecticut16.87Arkansas: 14.76 TWhArkansas14.76Maryland: 14.72 TWhMaryland14.72Louisiana: 14.65 TWhLouisiana14.65Minnesota: 11.84 TWhMinnesota11.84Mississippi: 10.65 TWhMississippi10.65Missouri: 10.53 TWhMissouri10.53Wisconsin: 10.15 TWhWisconsin10.15Washington: 9.97 TWhWashington9.97New Hampshire: 9.68 TWhNew Hampshire9.68Kansas: 9.2 TWhKansas9.2Nebraska: 6.1 TWhNebraska6.1
TWh. Source: EIA, Electricity data browser: net generation, nuclear, all sectors, annual (EIA-923) via Data Commons. Retrieved 2026-10-11.

Full ranking

RankStates2024
TWh
Change on 2023
1Illinois99.21+1.7%
2Pennsylvania75.4+0.1%
3South Carolina53.77-3.3%
4Georgia47.98+28.4%
5Alabama44.49-2.4%
6North Carolina43.35+2.4%
7Texas38.61-5.1%
8Arizona32.39+2.7%
9Tennessee32.19-15.2%
10Florida29.05-3%
11Virginia28.95-2.4%
12New Jersey27.68-2.3%
13New York27.07-1.6%
14Michigan26.28-6.1%
15California18.38+3.7%
16Ohio17.95+10.7%
17Connecticut16.87+23.4%
18Arkansas14.76-1.4%
19Maryland14.72-1.7%
20Louisiana14.65+20%
21Minnesota11.84-0.7%
22Mississippi10.65-9.3%
23Missouri10.53+14.7%
24Wisconsin10.15+4.8%
25Washington9.97+18.2%
26New Hampshire9.68+1.5%
27Kansas9.2-10.7%
28Nebraska6.1-12%

Other periods

About this ranking

Net electricity generated by nuclear power plants in the year, in terawatt hours, as reported to the U.S. Energy Information Administration on Form EIA-923.

United States and its states only. States without a nuclear plant have no value; a state's series stops when its last reactor closes.

Every value in the ranking comes from the same publisher and the same period, so the states are compared on one definition. 3 states with data in other periods have no value for 2024 and are left out rather than filled from another source. Equal values share a rank.

How to cite

Source: U.S. Energy Information Administration. Electricity data browser: net generation, nuclear, all sectors, annual (EIA-923). Retrieved through Data Commons (datacommons.org). https://www.eia.gov/electricity/data/browser/. Retrieved 2026-10-11.

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Questions

Which state has the highest nuclear electricity generation?

Illinois, with 99.21 TWh in 2024, according to the U.S. Energy Information Administration.

Which state has the lowest nuclear electricity generation?

Nebraska, with 6.1 TWh in 2024.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Energy Information Administration, Electricity data browser: net generation, nuclear, all sectors, annual (EIA-923). Retrieved 2026-10-11. 3 states have no value for 2024 and are not ranked.

US states: more rankings