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Uranium Marketing Annual Report

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Table 22. Inventories of natural and enriched uranium by material type as of end of year, 2019–2023
thousand pounds U3O8 equivalent
  Inventories at the end of the year
Type of uranium inventory owned by 2019 2020 2021 2022 P2023
Owners and operators of U.S. civilian nuclear power reactors inventories 113,146 106,863 108,503 102,409 109,998
Uranium concentrate (U3O8) 24,350 21,868 19,726 18,878 21,055
Natural UF6 40,375 37,806 36,400 31,075 30,932
Enriched UF6 36,608 40,712 43,195 46,059 53,002
Fabricated fuel (not inserted into a reactor) 11,813 6,477 9,182 6,397 5,009
U.S. supplier inventories 17,517 24,158 33,155 40,661 42,070
Uranium concentrate (U3O8) 7,435 17,713 28,465 33,743 35,978
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 130,662 131,020 141,658 143,070 152,068
P = Preliminary data. Final 2022 inventory data reported in the 2023 survey.
W = Data withheld to avoid disclosure of individual company data.
Note: Totals may not equal sum of components because of independent rounding.
Data source: U.S. Energy Information Administration, Form EIA-858, Uranium Marketing Annual Survey (2019–2023)