This issue’s column reviews the status of Pakistan’s nuclear arsenal and finds that the country currently has a stockpile of approximately 170 warheads, a number that could potentially grow to around 200 by 2025 at the current growth rate. The Nuclear Notebook is researched and written by the staff of the Federation of American Scientists’ Nuclear Information Project: director Hans M. Kristensen, associate director Matt Korda, and senior research associates Eliana Johns and Mackenzie Knight-Boyle. To see all previous Nuclear Notebook columns in the Bulletin of the Atomic Scientists dating back to 1987, go to https://thebulletin.org/nuclear-notebook/.
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Kristensen et al. (2025) studied this question.
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