Nuclear & Uranium

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Uranium Marketing Annual Report

With Data for 2014  |  Release Date:  May 13, 2015  |  Next Release Date: May 2016 | full report

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Table 22. Inventories of natural and enriched uranium by material type as of end of year, 2010-14
thousand pounds U3O8 equivalent
  Inventories at the end of the year
Type of uranium inventory owned by 2010 2011 2012 2013 P2014
Owners and operators of U.S. civilian nuclear power reactors inventories 86,527 89,835 97,647 113,077 116,047
Uranium concentrate (U3O8) 13,076 14,718 15,963 18,131 20,501
Natural UF6 35,767 35,883 29,084 38,332 40,972
Enriched UF6 25,392 19,596 38,428 40,841 44,605
Fabricated fuel (not inserted into a reactor) 12,292 19,638 14,173 15,773 9,969
U.S. supplier inventories 24,732 22,269 23,289 21,342 18,564
Uranium concentrate (U3O8) 10,153 7,057 W 7,658 6,170
Natural UF6 W W W W W
Enriched UF6 W W W W W
Fabricated fuel (not inserted into a reactor) 0 0 0 0 0
Total commercial inventories 111,259 112,104 120,936 134,418 134,611

P = Preliminary data. Final 2013 inventory data reported in the 2014 survey.
W = Data withheld to avoid disclosure of individual company data.
Note: Totals may not equal sum of components because of independent rounding.
Source: U.S. Energy Information Administration, Form EIA-858 "Uranium Marketing Annual Survey" (2011-14).