Iran’s Uranium Enrichment Capacity Is Up 25-Fold and Rising Fast

  • Atomic monitors report new capacity online at Fordow
  • Iran raised production was response to U.S. deal exit

Construction during a ground breaking ceremony at the Bushehr Nuclear Power Plant in Iran on Nov. 10. 

Photographer: Fatemeh Bahrami/Anadolu Agency via Getty Images
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Iran’s capacity to enrich uranium -- the heavy metal used for bombs and nuclear power -- has grown 25-fold since it began violating the landmark deal with world powers to protest the return of U.S. sanctions.

International Atomic Energy Agency inspectors said Monday that Iran’s stockpile of low-enriched uranium swelled almost two-thirds during the last quarter to more than 372 kilograms (820 pounds), according to a restricted document seen by Bloomberg. Iran’s now enriching about 100 kilograms of the metal a month compared to just 4 kilograms back when it was observing the 2015 agreement’s conditions in June, and purifying the metal to 4.5%