Nuclear Stockpiles: Cumulative estimates, introduction

compiled by Wm. Robert Johnston
last modified 26 November 2007


The following pages provide estimates of the total nuclear stockpiles of the world's nuclear weapons states, including both numbers of warheads and total megatonnage. Besides my own estimates (WRJ), supplementary estimates from other sources (e.g. NRDC and U.S. DOE/DOD) are included.

Links to individual Nuclear Stockpiles pages:


Details on estimates and sources:


© 1995-2003, 2007 by Wm. Robert Johnston.
Last modified 26 November 2007.
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