Which states get the most electricity from nuclear power?

In 2025 nuclear power made 56.4% of New Hampshire's electricity, 54.2% of South Carolina's and 50.5% of Illinois's, against 17.7% across the US. Only 28 states generate any; the other 22 and D.C. have no nuclear plant. The 2025 figures are preliminary.

The interactive chart needs JavaScript. The numbers are in the table below.

Bars are sorted from highest to lowest and start at zero; each one's value is at its end. The dashed line is “U.S. overall”, for comparison. On a phone it opens on the top and bottom 10; tap “Show all” for the rest.

Save a simple drawing of this chart for slides, essays or posts, with its question, source, date and a link back to this page. Please keep the credit.

Download image

Key facts

Measure: Share of the state's electricity generation (%). Written from the data below.

  • New Hampshire has the highest figure, 56.4%, followed by South Carolina (54.2%) and Illinois (50.5%).
  • Wyoming, West Virginia, Vermont, Utah, and 19 more share the lowest figure, 0%.
  • U.S. overall: 17.7%. Of the 51 compared, 17 are above it and 34 below.

Source and date

Source
U.S. Energy Information Administration, Electricity Data Browser (net generation by state)
License
Public domain (U.S. government work)
Data as of
Published

Citation

Chartly. “Which states get the most electricity from nuclear power?” Chart. Data: U.S. Energy Information Administration, Electricity Data Browser (net generation by state), https://www.eia.gov/electricity/data/browser/ (data as of December 31, 2025). https://chart.ly/charts/nuclear-share-of-electricity-by-state (accessed October 15, 2026).

Free for your article, blog or class page: paste this code where the chart should go. It shows the interactive chart with its source and a small “Chart by Chartly” credit, and stays up to date when the data changes.

The data

Download data (CSV)

The file has the numbers in this table, with the source, license and date. Please credit the source and Chartly.

State Share of the state's electricity generation (%)
New Hampshire 56.4
South Carolina 54.2
Illinois 50.5
New Jersey 45.9
Maryland 39.3
Tennessee 39.3
Connecticut 38.4
Georgia 34.9
North Carolina 31.8
Pennsylvania 30.4
Alabama 30
Arizona 26.8
Virginia 26.6
Arkansas 22.8
Minnesota 21.7
New York 21.6
Michigan 21.5
U.S. overall 17.7
Nebraska 17.2
Wisconsin 15.3
Louisiana 14.9
Kansas 14.7
Mississippi 14.7
Ohio 11.6
Florida 11.4
Missouri 9.9
California 8.5
Washington 7.5
Texas 7
Alaska 0
Colorado 0
Delaware 0
District of Columbia 0
Hawaii 0
Idaho 0
Indiana 0
Iowa 0
Kentucky 0
Maine 0
Massachusetts 0
Montana 0
Nevada 0
New Mexico 0
North Dakota 0
Oklahoma 0
Oregon 0
Rhode Island 0
South Dakota 0
Utah 0
Vermont 0
West Virginia 0
Wyoming 0

Get new charts weekly

One email a week with the newest charts and their key numbers. No account needed.