| 1950 |
8.05. |
B29 carrying nuclear weapons crashes in US. Gunpowder explodes. 19 die. |
| 1957 |
9.29. |
Nuclear waste site explodes in the Ural area of the Soviet Union. Widespread radioactive contamination. |
| 10.10. |
Fire at plutonium breeder reactor in Great Britain. Widespread environmental pollution. |
| 1958 |
2.05. |
US B47 accidentally drops nuclear bomb. Never recovered. |
| 1961 |
1.24. |
B52 catches fire over North Carolina, USA, and accidentally drops two hydrogen bombs. |
| 1963 |
4.10. |
The US nuclear submarine Thresher sinks in Boston Harbor. 129 die. |
| 1965 |
8.19. |
Titan missile catches fire in the United States. 53 die. |
| 12.05. |
A4E carrying nuclear weapons falls off US aircraft carrier near Okinawa and sinks. |
| 1966 |
1.17. |
US B52 carrying hydrogen bomb crashes while flying over Spain. Radioactive contamination. |
| 1968 |
1.21. |
US B52 carrying hydrogen bomb crashes while flying over Greenland. Radioactive contamination. |
| 5.21. |
The Soviet submarine Scorpion sinks offshore of Azares Islands. 99 die. |
| 1969 |
|
Accident at atomic bomb plant in China. Temporarily closed due to radioactive contamination. |
| 1970 |
2.00. |
Explosion at Nuclear Submarine Factory in West Gorky, USSR. Several die. Radioactive contamination. |
| 1973 |
6.08. |
Large volume of radiation leaked at Hanford Nuclear Weapons Plant in the US. |
| 1976 |
10.25. |
Underground nuclear explosion at Soviet navy base on the Baltic Sea. Deaths estimated at over 40. |
| 10.27. |
Fire at Oak Ridge Nuclear Weapons Factory in the US. Over 200 evacuated. |
| 1978 |
1.24. |
Soviet nuclear-powered satellite crashes into lake in northwest Canada. Radioactive contamination. |
| 1979 |
3.28. |
Accident at Three-Mile Island Nuclear Plant in Pennsylvania, USA. |
| 7.06. |
Accidental explosion at French nuclear test site in Atoll de Mururoa.
Estimates put deaths at two, seriously injured at six. |
| 1980 |
8.21. |
A Soviet E1 nuclear submarine K-66 catches fire and burns near Okinawa. 9 crewmembers died. |
| 1986 |
4.26. |
ccident at the Chernobyl Nuclear Power Plant in the Soviet Union (presently Republic of Ukraine). 31 deaths. "Ashes of death" spread over Europe and global-scale radiation contamination results. |
| 9.11. |
A Soviet nuclear submarine mistakenly launched a missile that landed in Chinese territory near the China-Soviet border. |
| 10.03. |
Partial explosion of the Soviet nuclear submarine K-219 in the western Atlantic Ocean. Submarine sinks. 4 crew die, 116 rescued by a US submarine. |
| 1988 |
9.30. |
In 28 years, 30 major accidents at the Savannah River Nuclear Power Plant (USA). |
| 1989 |
4.09. |
Soviet nuclear submarine burns and sinks offshore of Norway. 42 die. |
| 11.02. |
High levels of radioactive contamination reported at Soviet nuclear test site in Semipalatinsk. |
| 1993 |
4.00. |
Explosive accident at the plutonium reprocessing plant in the Tomsk Nuclear Facility in Russia. |
| 1995 |
12.00. |
Sodium leak from the Monju prototype fast breeder reactor of Power Reactor and Nuclear Fuel Development Corporation in Fukui Prefecture. |
| 1996 |
1.00. |
Confirmation of radiation leakage from the Mururoa Attoll in the South Pacific where France has conducted its nuclear tests. |
| 1999 |
9.30. |
Japan's first criticality accident occurs at a uranium processing plant in Tokai-mura, Ibaraki Prefecture; two exposed employees die by April 2000. |
| 2000 |
8.00. |
The Russian nuclear submarine Kursk of the Northern Fleet sinks in the Barents Sea; 118 die. |
| 2003 |
4.00. |
A nuclear power facility in mid-Iraq was looted and barrels that stored uranium known as "yellow cake" were taken from the site. There is a high possibility that local residents near the facility have been exposed to radiation. |
In addition, numerous reports from around the world reveal environmental contamination from nuclear facilities
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