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U.S. Energy Information Administration - EIA - Independent Statistics and Analysis

Find statistics on nuclear operable units, nuclear electricity net generation, nuclear share of electricity net generation, and capacity factor.

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Nuclear power plants

Daily nuclear status/outages (with annual capacity)
Daily status of U.S. nuclear plants with summary and plant-specific data on percentage output, outage amount, and capacity
Available formats: Interactive

Nuclear electricity generation and capacity
Release date: May 27, 2021|Data from: survey forms EIA-923 and EIA-860.
State and reactor-specific nuclear generation (monthly back to 2003)

Nuclear generation, capacity summary data (monthly back to 1973, annual back to 1957)
Release date: September 25, 2025|Data from: Monthly Energy Review
Available formats: PDF CSV XLS| Interactive

Reactor capacity and ownership
Release date: July, 2025|Data from: survey form EIA-860, Annual Electric Generator Report

Nuclear generator licensing data
Release date: September 27, 2012|Data from: Annual Energy Review, 1949 through 2011 (no longer updated)
Available formats: PDF XLS

International nuclear data
Data from: International Energy Statistics
Nuclear generation
Nuclear capacity

Uranium (nuclear fuel)

Uranium reserves estimates
Release date: May 17, 2021|Data from: Domestic Uranium Production Report - Annual
Estimates of uranium reserves as of end of year

Uranium production
- Annual
- Release date: May 17, 2021|Data from: Domestic Uranium Production Report - Annual
- - Summary uranium production data, back to 1993
  - Available formats: PDFXLS
  - U.S. uranium mills by owner, capacity, and operating status
  - Available formats: PDF XLS
  - U.S. uranium in-situ-leach plants by owner, capacity, and operating status
  - Available formats: PDFXLS
- Quarterly
- Release date:October 1, 2025|Data from:Domestic Uranium Production Report - Quarterly
- - Total production of uranium concentrate
  - Available formats: PDF XLS
  - Number of uranium mills and plants producing uranium concentrate in the United States
  - Available formats: PDF XLS
  - U.S. uranium mills by owner, capacity, and operating status
  - Available formats: PDF XLS
  - U.S. uranium in-situ-leach plants by owner, capacity, and operating status
  - Available formats: PDFXLS

Uranium purchases
Release date: June 13, 2023|Data from: Uranium Marketing Annual Report
Quantity of uranium purchased by owners and operators of U.S. civilian nuclear power reactors
Available formats: PDF XLS

Uranium price
Release date: June 13, 2023|Data from: Uranium Marketing Annual Report
Weighted-average price of uranium purchased by owners and operators of U.S. civilian nuclear power reactors
Available formats: PDF XLS

...more uranium data from: Monthly Energy Review

Spent nuclear fuel (radioactive waste)

Spent nuclear fuel discharged and stored at commercial sites
Release date: March, 2021|Data from: form GC-859, Nuclear Fuel Data Survey
Data cover all spent nuclear fuel discharged from and stored at commercial sites through December 31, 2017

Annual commercial spent fuel discharges and burnup, 1968 - December 31, 2017
Release date: March, 2021|Data from: form GC-859, Nuclear Fuel Data Survey
Number of assemblies, initial uranium content, and average burnup, 1968 - December 31, 2017

Detailed spent nuclear fuel data
Release date: March, 2021|Data from: form GC-859, Nuclear Fuel Data Survey

International data

Nuclear energy
Nuclear energy explained