Materials: Highly-enriched uranium

As of 1 April 2016, 26 countries had at least 1 kg of highly-enriched uranium in their civilian stocks. All HEU has been removed from 30 countries plus Taiwan.

More than 10000 kg: (2 countries)

  • Russia
  • United States

1000-10000 kg: (6 countries)

  • Canada
  • China
  • France
  • Japan
  • Kazakhstan
  • United Kingdom

100-1000 kg: (7 countries)

  • Belarus
  • Belgium
  • Germany
  • Italy
  • Netherlands
  • Poland
  • South Africa

10-100 kg: (3 countries)

  • Israel
  • North Korea
  • Pakistan

1-10 kg: (4 countries)

  • Australia
  • India
  • Iran
  • Norway

About 1 kg: (4 countries)

  • Ghana
  • Indonesia
  • Nigeria
  • Syria

Cleared: (30 countries plus Taiwan)

  • Argentina
  • Austria
  • Brazil
  • Bulgaria
  • Czech Republic
  • Chile
  • Colombia
  • Denmark
  • Georgia
  • Greece
  • Hungary
  • Iraq
  • Jamaica
  • Latvia
  • Libya
  • Mexico
  • Philippines
  • Portugal
  • Romania
  • Serbia
  • Slovenia
  • South Korea
  • Spain
  • Sweden
  • Switzerland
  • Taiwan
  • Thailand
  • Turkey
  • Ukraine
  • Uzbekistan
  • Vietnam

Countries with research reactors that never used HEU: (11 countries)

  • Algeria
  • Bangladesh
  • Congo (DRC)
  • Egypt
  • Finland
  • Malaysia
  • Morocco
  • Peru
  • Tunisia
  • Uruguay
  • Venezuela