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2026
6 March 2026
75 Years of Nuclear Power
World Nuclear Power Reactors 1951–2026
The
WNISR
Interactive DataViz
30 November 2025
Background Information and Definitions
Scope The information in this data visualization is based on the World Nuclear Industry Status Report (
WNISR
) Database, a Mycle Schneider Consulting Project, globally updated to 1 January 2026. Additional updates are made continuously as needed. The database covers commercial nuclear power reactors for which construction has or had started but does not include “planned” or “projected” power reactors. It also excludes research, heating, naval, and military reactors that are or were not (…)
10 April 2022
Welcome to the Interactive Visualization on Nuclear Power Reactor Construction
The
WNISR
Interactive Datavisualization—in short DataViz—is a tool designed to visualize the status and trends of the global nuclear power industry over the 75 years since construction of the first reactor started in 1951. The DataViz is part of the World Nuclear Industry Status Report (
WNISR
) Project together with the Annual Report, published since 2007, with precursor editions released as early as 1992 and 2004, and the website www.WorldNuclearReport.org hosting the Annual Reports and (…)