Ocean dumping of radioactive waste 1946-93Countrydumped (unit TBq=1012Bq)periodnum of sites, volume, etc.* ArcticAtlanticPacificTotal USSR | 38,369 | 0 | 874 | 39,243 | 1959-92 [10] | Arctic ; 20 sites, 222x103m3 and reactor w or w/o spent fuel, Pacific Ocean (mainly sea of Japan); 12 sites, 145x103m3 | Russia | 0.7 | 0 | 2.1 | 2.8 | 1992-93 | Arctic ; 3,066m3, Pacific Ocean 6,327m3 | Belgium | 0 | 2,120 | 0 | 2,120 | 1960-82 | NE Atlantic 6 sites, 55,324 containers, 23.1x103tons | France | 0 | 354 | 0 | 354 | 1967-69 | NE Atlantic 2 sites, 46,396 containers, 14.3x103tons | Germany | 0 | 0.2 | 0 | 0.2 | 1967 | NE Atlantic 1 site once, 480 containers, 185tons | Italy | 0 | 0.2 | 0 | 0.2 | 1969 | NE Atlantic 1 site, 100 containers, 45tons | Netherlands | 0 | 336 | 0 | 336 | 1967-82 | NE Atlantic 4 sites, 28,428 containers, 19.2x103tons | Sweden | 0 | 3.2 | 0 | 3.2 | 1959,61,69 | Baltic sea 1 site, 230 containers, 64 tons, NE Atlantic 1 site, 289.5 containers, 1,080 tons, | Switzerland | 0 | 4,419 | 0 | 4,419 | 1969-82 | NE Atlantic, 3 sites, 7,420 containers, 5,321 tons | UK | 0 | 35,088 | 0 | 35,088 | 1948-82 | NE Atlantic 15 sites, ?? containers, 74,052 tons and 18 sites off coast of British isles more than 9.4 TBq | USA | 0 | 2,942 | 554 | 3,496 | 1946-70 | Mid/NW of Atlantic (9), Gulf of Mexico (2) total 11 sites, 34,282 containers, ? tones, Mid/NE of Pacific Ocean, total of 18 sites, 56,261 containers, ? tones | Japan | 0 | 0 | 15.08 | 15.08 | 1955-69 | South of main island, 6 sites 15 times, 3,031 containers, 606x103m3 | New Zealand | 0 | 0 | 1.04 | 1.04 | 1954-76 | East coast of New Zealand, 4 sites, 9 containers, 0.62m3 | South Korea | 0 | 0 | no data | | 1968-72 | Sea of Japan, 1 site 5 times?, 115 container, 45 tons | | Total | 38,369 | 45,262 | 1,446 | 85,077 | | Subtotal of all volume reported is 982,394m3. | *Some countries report the mass and volume of disposed waste and some just tonnage. The US did not report tonnage or volume of 90,543 containers.
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