Subject: Calendar of Nuclear Accidents and Events (Updated 21st March). Source: Greenpeace

Calendar of Nuclear Accidents

January

1-1992: Four tons of heavy water spilt at Rajasthan nuclear power plant (India)
2-1993: Leak at Kozloduy nuclear power plant, release of radioactive steam (Bulgaria)
3-1961: Explosion in reactor Idaho Falls (USA); three people killed
4-1965: 6.5 kg plutonium sludge released from Savannah River reprocessing plant (USA)
5-1976: Two workers killed by radioactive carbon dioxide at Bohunice nuclear power plant (Slovakia)
6-1981: Accident at La Hague reprocessing plant (France)
7-1974: Explosion at Leningrad nuclear power plant (Russia)
8-1975: Release of radioactivity from Mihama nuclear power plant (Japan)
9-1993: Radioactive release from leaking fuel rods at Perry nuclear power plant (USA)
10-1987: Nuclear transport accident in the UK
11-1985: In Heilbronn (Germany), a Pershing-II nuclear missile catches fire, three people killed
12-1960: Technicians trying to restart a reactor at Savannah River reprocessing plant almost send it out of control (USA)
13-1964: A B-52 plane crashes with nuclear bombs on board in Maryland (USA)
14-1969: USS Enterprise, nuclear aircraft-carrier, suffers fires and explosions, killing 28 crew members
15-
16-1990: Loss of offsite power with multiple equipment failures at Dresden nuclear power plant (USA)
17-1966: A B-52 plane crashes in Spain causing plutonium contamination
18-1989: Eight workers are contaminated at Savannah River reprocessing plant (USA)
19-1992: Radioactive leak, reactor shut-down at Kola nuclear power plant (Russia)
20-1993: Technical failure at Paluel causes subcooling accident (France)
21-1969: Technical failure at Swiss experimental nuclear reactor causes release of radioactive water
22-1992: Technical failure in shut-down system at Balakovo nuclear power plant (Russia)
23- 1978: Radioactive helium released from Colorado reactor (USA)
24-1978: Soviet nuclear-powered satellite Cosmos-954 crashes in Canada
25-1982: Steam generator ruptures at R.E. Ginna nuclear power plant (USA)
26-1988: Dangerous temperature rise in a nuclear reactor on board a British submarine
27-1992: Leak causes a shut-down at Darlington nuclear power plant (Canada)
28-1990: Pump failure during a shut-down at Gravelines nuclear power plant (France)
29-1961: A B-52 plane carrying nuclear bombs crashes, the bombs do not explode but three of the eight crew members are killed (USA)
30-
31 -1996: Leakage of radiation due to human error and technical failure at Dimitrovgrad nuclear research centre (Russia)

February

1-1982: Release of 100 cubic metres of radioactive water from Salem nuclear power plant (USA)
2-1993: Breakdown of cooling system for two hours at Kola nuclear power plant (Russia)
3-1992: Failure of cooling pumps at Kozloduy nuclear power plant (Bulgaria)
4-
5-1986: "Amber alert" (indicating an emergency in one building and a threat to the rest of the plant)" at Sellafield reprocessing plant, UK
6-1974: Explosion and radiation leak at Leningrad nuclear power plant, three people killed (Russia)
7-
8-1991: Release of radioactivity from Fukui nuclear power plant (Japan)
9-1991: Rupture of steam generator pipe causes release of radioactivity at Mihama nuclear power plant (Japan)
10-1992: Technical failure in pump system at Zaporozhe nuclear power plant (Ukraine)
11-1986: Release of 13 tonnes of radioactive carbon dioxide from Transfynydd nuclear power plant (UK)
12-1968: A B-52 plane with nuclear bombs on board crashes near Toronto (Canada)
13-1960: First French nuclear test
14-
15-1993: Spillage of 18,000 litres of heavy water at Darlington nuclear power plant (Canada)
16-1973: Container filled with Cobalt-60 lost in the North Sea
17-1984: Accident at Kozloduy nuclear power plant (Bulgaria)
18-1988: Report of core melt in the nuclear reactor of the Soviet Ice-Breaker "Rossiya"
19-1986: Three workers suffer contamination at the Sellafield reprocessing plant (UK)
20-1990: Eight employees receive radiation exposure at Point Lepreau (Canada)
21-1976: Accident at Bohunice nuclear power plant (Slovakia)
22-1993: High pressure steam accident kills one worker and injures two others at Fukushima nuclear power plant (Japan)
23-1981: Accidental explosion of a Pershing-II missile in Germany
24-1972: Accident on board Soviet nuclear-powered submarine causes vessel to lose all power
25-1983: Failure of automatic shut-down at Salem nuclear power plant (USA)
26-1988: Increased levels of radioactivity at Bohunice nuclear power plant (Slovakia)
27-1983: Nuclear powered satellite falls into the Indian Ocean
28-1992: Software failure in the control computer at Embalse nuclear power plant (Argentina)

March

1-1954: Fall-out of US nuclear weapons test "Bravo" contaminates the inhabitants of the Pacific island of Rongelap.
2-1994: Breakdown of cooling system at Kola nuclear power plant (Russia)
3-1992: Technical failure at Novovoronezh nuclear power plant (Russia)
4-1977: Kozloduy nuclear power plant affected by an earthquake (Bulgaria)
5-
6-1985: Emergency cooling system out of order at the Grohnde nuclear power plant (Germany)
7-
8-1972: Radioactive water has to be pumped out of the Indian Point nuclear power plant (USA)
9-1992: Fire at Kola nuclear power plant (Russia)
10-1956: A B-47 plane disappears with nuclear weapons on board in the Atlantic Ocean
11-1958: A B-47 plane loses nuclear bomb in South Carolina (USA)
12-1981: Tornado washes nuclear waste from Moruroa into the lagoon (Pacific)
13-1986: US nuclear submarine runs aground and suffers damage
14-1961: A B-52 plane crashes with nuclear bombs on board in California (USA)
15-1989: Technical failure of fuel roads at Pickering nuclear power plant (Canada)
16-
17-1984: Emergency cooling system at San Onofere nuclear power plant fails (USA)
18-1987: Fire and release of radioactivity at Australian nuclear research facility
19-
20-1977: Temperature increase at Rancho Seco nuclear power plant (USA)
21-1984: Soviet nuclear submarine collides with US aircraft carrier "Kitty Hawk"
22-1975: Fire in reactor at Browns Ferry nuclear power plant (USA)
23-
24-1992: Incident with radiation leakage, shut-down of reactor at Leningrad nuclear power plant (Russia)
25-1992: Technical failure at Leningrad nuclear power plant (Russia)
26-1991: Refuelling accident at Wuergassen nuclear power plant (Germany)
27-
28-1979: Partial core meltdown at Three Mile Island nuclear power plant (USA)
29-1992: Failure of shut-down system at Ignalina nuclear power plant (Lithuania)
30-
31-1992: Automatic shut-down due to failure of pump system at Kalinin nuclear power plant (Russia)

April

1-1989: Control rod failure at Gravelines nuclear power plant (France)
2-1979: Two workers suffer radioactive contamination at Tokaimura nuclear complex (Japan)
3-1960: Melting of fuel elements cause a release of radioactivity at the Test Reactor at Waltz Mills (USA)
4-
5-
6-1993: Explosion at the Tomsk-7 nuclear complex (Russia)
7-1992: Failure of automatic shut-down system at Novovoronezh nuclear power plant (Russia)
8-1989: Soviet nuclear submarine "Komsomolets" sinks off Norway
9-1981: US-nuclear submarine "George Washington" crashes against a freighter ship
10-1963: US-nuclear submarine sinks with 123 crew members in the Atlantic
11-1950: A B-29 plane crashes in New Mexico, thirteen people killed.
12-1970: Soviet nuclear submarine sinks in the Atlantic
13-1979: Fire in the generator of the Baersbeck nuclear power plant (Sweden)
14-1970: Soviet nuclear submarine sinks with 52 crew members in Indian ocean
15-1983: Incident at Turkey Point nuclear power plant (USA)
16-1992: Technical failure of reactor shut-down system at Kola nuclear power plant (Russia)
17-1970: Incident involving a vehicle at a French nuclear test site in the South Pacific causes a plutonium spillage into the ocean.
18-1992: Technical failure during refuelling at Kola nuclear power plant (Russia)
19-1984: Technical failure at Sequoyah nuclear power plant causes spillage of radioactive coolant water. (USA)
20-1973: Thousands of cubic meters of radioactive waste flow out of Hanford nuclear weapons complex (USA)
21-1964: US-satellite disperses 1.2.kg plutonium into the atmosphere.
22-1983: Reactor shut-down due to failure of fuel rods at Kursk nuclear power plant (Russia)
23-1991: Lost of offsite power cause technical failure at "Vermont Yankee" nuclear submarine (USA)
24-
25-1990: Flooding of building due to increase of coolant level at Bohunice nuclear power plant (Slovakia)
26-1986: Explosion of reactor 4 at Chernobyl nuclear power plant; the worst civilian nuclear accident to date.
27-
28-1988: Release of 5000 Curies of tritium gas from the Bruyere le Chatel military nuclear complex (France)
29-1986: US-nuclear submarine "Atlanta" hits the ground off Gibralta
30-1992: Breakdown of cooling system at Novovoronezh nuclear power plant (Russia)

May

1-1992: Technical failure at Ignalina nuclear power plant (Lithuania)
2-1979: Technical fault at the Oyster Creek nuclear power plant triggers emergency shut-down (USA)
3-1974: Leakage at Hanford nuclear weapons complex (USA)
4-1986: Release of radiation from Hamm-Uentrop nuclear power plant (Germany)
5-1987: Pershing nuclear missile ends up in a ditch after a transport accident at Heilbronn (Germany)
6-1989: Fire of pump equipment at Bohunice nuclear power plant (Slovakia)
7-1992: Failure of emergency system at Smolensk nuclear power plant (Russia)
8-1964: First Chinese nuclear test
9-1992: Technical failure of cooling system at Hatch nuclear power plant (USA)
10-1965: Release of eight cubic metres of cooling water from Savannah River reprocessing plant (USA)
11-1969: Fire at Rocky Flats nuclear weapons plant causes plutonium to spontaneously ignite. (USA)
12-1984: Uncontrolled power surge at Bohunice nuclear power plant (Slovakia)
13-1992: Tube leak causes a radioactive release of 12 Curies of radioactivity from Tarapur nuclear power station (India)
14-1986: The power lines to the Palo Verde nuclear power plant are sabotaged (USA)
15-
16-1992: Reactor shut-down at Kola nuclear power plant (Russia)
17-1984: Fire on board the US-nuclear submarine "Guitarro"
18-1968: Accident during launch of US satellite, radioactive materials fall into ocean near Califiornia coast
19-
20-1974: First Indian nuclear test
21-1968: US-nuclear submarine "Scorpion" sinks off the Acores, 99 people die
22-1957: Human error causes a B-36 plane to release a nuclear bomb in New Mexico
23-1958: Accident and release of radioactivity at the Chalk River experimental reactor (Canada)
24-1968: Incident on board of Soviet nuclear submarine "K- 27", 5 crew members killed by radiation release
25-
26-1990: During refuelling, five cubic meters of radioactive water spilled at the Fessenheim nuclear power plant (France)
27-1993: Reactor shut-down due to breakdown of cooling system at Kola nuclear power plant (Russia)
28-1970: Collision of the US-nuclear submarine "Daniel Boone"
29-
30-
31-

June

1-1991: Failure of core cooling system at Belleville nuclear power plant (France)
2-1992: Total failure of centralised control system at the Smolensk nuclear power plant (Russia)
3-1980: Computer fault causes full-scale alert for US Military Strategic Command
4-1989: Fire in the cables of the cooling pumps at the Bohunice nuclear power plant (Slovakia)
5-1989:
6-1994: Fire at Beloyarsk nuclear power plant (Russia)
7-1960: Fire in a BOMARC-rocket in New Jersey causes plutonium release into the atmosphere (USA)
8-1992: Failure of cooling system at Kola nuclear power plant (Russia)
9-1985: Malfunction in the cooling system at Davis Blesse nuclear power plant (USA)
10-1985: Collision of a British nuclear submarine off the coast of Florida (USA)
11-1989: Spent fuel element dropped in the storage pool and damaged at Kruemmel nuclear power plant (Germany)
12-
13-
14-
15-1992: Technical failure at Sizewell nuclear power plant (UK)
16-1988: Technical failure at Zorita nuclear power plant (Spain)
17-1967: First Chinese hydrogen nuclear bomb test
18-1978: Release of two tons of radioactive steam from Brunsbuettel nuclear power plant (Germany)
19-1992: Leak in pipe conducting sea water to cooling system at Leningrad nuclear power plant (Russia)
20-1985: Collision of two trucks carrying nuclear bombs in Scotland (UK)
21-
22-
23-1986: Twelve people receive `slight' plutonium contamination while inspecting a store room at Tokaimura nuclear complex (Japan)
24-1992: Technical failure of control system at Leningrad nuclear power plant (Russia)
25-
26-1989: Fire and reactor damage in a Soviet submarine
27-1985: Explosion and steam leakage killed 14 workers at Balakovo nuclear power plant (Russia)
28-
29-1991: Power limited due to error between actual and indicated power at Pickering nuclear power plant(Canada).
30-1983: Total loss of coolant at Embalse nuclear power plant (Argentina)

July

1-1983: Technical failure causes release of Iodine-131 from Phillipsburg nuclear power plant (Germany)
2-1966: French nuclear testing in the South Pacific begins 3-1981: Fire at North Anna nuclear power plant (USA)
4-1961: Incident on board of Soviet nuclear submarine "K- 19", radiation release kills 9 crew members
5-
6-1959: US plane carrying nuclear weapons crashes and catches on fire
7-
8-
9-1991: Flaw in cooling system at Wurgassen nuclear power plant (Russia)
10-1991: Leakage of radiation at Bilibino nuclear power plant (Russia)
11-
12-1993: Failure of control system at Susquehanna nuclear power plant (USA)
13-
14-1992: Reactor shut-down due to failure of cooling system at Novovoronezh nuclear power plant (Russia)
15-
16-1945: First explosion of a nuclear bomb ("Trinity") in New Mexico (USA)
17-1991: Reactor shut-down due to break of control system at Sendai nuclear power plant (Japan)
18-1991: Steam leakage causes reactor shut-down at Paks nuclear power plant (Hungary)
19-
20-1992: Leakage of radiation due to breakdown of cooling system at Ignalina nuclear power plant (Lithuania)
21-
22-1992: Two workers contaminated at Dampierre nuclear power plant (France)
23-
24-1989: Refuelling accident at Isar nuclear power plant (Germany)
25-1946: US nuclear test "Baker" causes unexpected plutonium contamination on target vessels
26-1992: Temperature rise in storage pool at Gravelines nuclear power plant (France)
27-1956: US plane crashes into nuclear ammunition storage in the UK
28-1957: US plane loses two nuclear bombs in the Atlantic
29-
30-1986: Human error causes the nuclear warhead to be knocked off a Pershing rocket (Germany)
31-1993: Refuelling machine malfunctions at the Wylfa nuclear power plant (UK)

August

1-1983: An engineer receives a fatal radiation dose at a research reactor in Argentina
2-1987: Elevated radiation level after Soviet nuclear test
3-1983: Argentinean engineer dies from radiation dose received two days earlier
4-
5-1950: B-29 plane with nuclear weapons on board crashes; 19 people killed (USA)
6-1945: Nuclear bomb dropped on the Japanese city of Hiroshima
7-
8-
9-1945: Nuclear bomb dropped on the Japanese city of Nagasaki
10-1985: Explosion on board a Soviet nuclear submarine
11-1988: Damage detected at Atucha nuclear power plant (Argentina)
12-
13-
14-1989: Instrumentation and control failure at Grand Gulf nuclear power plant (USA)
15-1992:
16-1991: Eight control rods show delays in emergency shut- down insertion time at Millstone Point nuclear power plant (USA)
17-1991: Automatic shut-down due to technical problems at Sendai nuclear power plant (Japan)
18-1953: First explosion of Soviet hydrogen bomb
19-1986: Flooding at the Cattenom nuclear power plant (France)
20-1974: Incident at Beznau nuclear power plant (Switzerland)
21-1980: Accident on board Soviet nuclear submarine, believed to kill at least nine crew members
22-1992: Failure of shut-down system at Novovoronezh nuclear power plant (Russia)
23-
24-
25-1984: French freighter sinks in the English Channel with 375 tonnes of uraniumhexafluoride on board
26-1989: Technical failure at Ignalina nuclear power plant (Lithuania)
27-1990: Cable fire causes loss of control of the position of control rods at Chernobyl nuclear power plant (Ukraine)
28-1992: Fire in electro-generator at St.Alban nuclear power plant (France)
29-1949: First explosion of Soviet atomic bomb
30-1985: Fire in a barrel of radioactive waste at Karlsruhe nuclear complex (Germany)
31-1985: Fire at Fukushima nuclear power plant during routine shut-down (Japan)

September

1-1993: Fire at Balakovo nuclear power plant (Russia)
2-
3-1974: Release of radioactive water at Los Alamos nuclear weapons Laboratory (USA)
4-1988: Fire at Perry nuclear power plant (USA)
5-1988: Fire at Ignalina nuclear power plant (Lithuania)
6-1991: Incident and steam leak during refueling at Barsebeck nuclear power plant (Sweden)
7-
8-
9-1989: Control rod failure at Olkiluoto nuclear power plant (Finland)
10-
11-1957: 15 kgs of plutonium catch fire at Rocky Flats nuclear weapons complex (USA)
12-1992: Leakage of radioactive water at Kola nuclear power plant (Russia)
13-1987: 249 people are contaminated in Brazil, due to handling discarded nuclear medical equipment, four people subsequently die
14-1991: Leakage at Kozloduy nuclear power plant (Bulgaria)
15-1986: Fire on board a US plane carrying nuclear weapons
16-1990: Superphenix Fast Breeder Reactor is closed down due to technical failures (France)
17-1988: Nuclear weapons convoy road accident kills one person (UK)
18-1988: Technical failure at Stade nuclear power plant (Germany)
19-1984: Collision of a Soviet nuclear submarine
20-1977: US-nuclear submarine "Ray" hits the sea-bed, three crew members are injured
21-1989: Manual shut-down of WNP nuclear power plant (USA)
22-1980: Pump failure causes accidental release of radioactive water at La Hague reprocessing plant (France)
23-1969: Radioactive contamination of atmosphere during the unsuccessful launch of a Soviet spaceship.
24-1973: 35 workers at the Sellafield reprocessing plant are contaminated following a technical failure (UK)
25-1955: First Soviet underwater nuclear explosion near Novaya Zemlya (Arctic Ocean)
26-
27-1974: Soviet nuclear-capable destroyer sinks in the Black Sea
28-1990: Cables for reactor control and protection system supply overheat at Bohunice nuclear power plant (Slovakia)
29-1957: Thousands of square miles contaminated by accident at the Chelyabinsk nuclear complex (Russia)
30-1990: Failure of reactor core cooling system at Palisades nuclear power plant (USA)

October

1-1983: Technical failure and human error cause accident at Blayas nuclear power plant(France)
2-1968: Leakage at La Hague reprocessing plant (France) 3-1952: First UK nuclear test
4-1981: Release of 300-times the normal discharge level of Iodine-131 at Sellafield reprocessing plant (UK)
5-1966: Partial core meltdown at the Fermi fast breeder reactor (USA)
6-1986: Soviet nuclear submarine sinks off the coast of Bermuda
7-1984: Emergency shut-down of Paks nuclear power plant (Hungary)
8-1985: Accidental radioactive release into the sea from Hinkley Point nuclear power station (UK)
9-1991: Technical failure at Yugno-Ukrainskaya nuclear power plant (Ukraine)
10-1957: Three tonnes of uranium catch fire at the Windscale reprocessing plant (now Sellafield UK)
11-1957: US nuclear bomber crashes in Florida and catches fire
12-
13-1977: Sea water runs into the cooling circuit of Hunterston nuclear power plant (UK)
14-1953: Fall-out from British nuclear test "Totem" contaminates Aborigines in the Australian desert
15-1988: French officials carry out an experiment to test the effects of releasing 7000 Curies of radioactivity
16-1964: First Chinese nuclear test
17-1969: Fuel elements melt at St Laurent des Eaux nuclear power plant (France)
18-1991: Technical failure at Zaporozhe nuclear power plant (Ukraine)
19-1991: Offsite power failure at Smolensk nuclear power plant (Russia)
20-
21-1991: Fire on board "Sceptre" nuclear submarine in Scotland
22-1993: Instrumentation and Control failure at Saint Alban nuclear power plant (France)
23-1989: Failure of core cooling system at Dresdan nuclear power plant (USA)
24-
25-1991: Failure of shut-down system during refuelling at Novovoronezh nuclear power plant (Russia)
26-1991: Incident during refueling at Vogtle nuclear power plant (USA)
27-1991: Technical failure of shut-down system at Zaporozhe nuclear power plant (Ukraine)
28-
29-1991: Technical failure causes automatic shut-down at Kalinin nuclear power plant (Russia)
30-1991:
31-1986: US-nuclear submarine "Augusta" involved in collision

November

1-1992: Cracks in cooling system equipment at Brunsbuttel nuclear power plant (Germany)
2-1982: Nuclear missile transporter crashes killing one person and injuring two others (Germany)
3-1990: Failure of core cooling equipment at Doel nuclear power plant (Belgium)
4-1970: Explosion on board a nuclear-capable US-destroyer kills two sailors
5-1967: UK nuclear-powered ballistic missile submarine `HMS Repulse' runs aground 30 minutes after its launch
6-
7-1967: Release of radioactivity at Grenoble nuclear power plant (France)
8-
9-1955: Core meltdown at EBR fast breeder reactor (USA)
10-
11-1988: Accident during refueling on board of Soviet nuclear powered ice-breaker "Lenin"
12-1993: London Convention bans the dumping of nuclear waste into the sea
13-1974: Karen Silkwood, a worker at a US nuclear plant, dies mysteriously on her way to hand important documents to a Trade Union Official and a journalist
14-1989: Breakdown of fuel rod control system at Oconee nuclear power plant (USA)
15-1989: Fire on board US-nuclear submarine "Finback"
16-1983: Sellafield reprocessing plant discharges highly radioactive wastes directly into the sea (UK)
17-
18-1991: Reactor shut-down due to technical failure at Balakovo nuclear power plant (Russia)
19-1980: US nuclear-missile almost launched during a drill exercise.
20-1989: Fire in turbine equipment at Kozloduy nuclear power plant (Bulgaria)
21-
22-
23-1991: Leak of 190,000 litres of water from cooling system, reactor shut-down at Oconee nuclear power plant (USA)
24-1989: Technical failure nearly causes core meltdown at Greifswald nuclear power plant (Germany)
25-1991: Failure of cooling system causes automatic reactor shut-down at Kursk nuclear power plant (Russia)
26-1958: B-47 plane catches fire, destroying one nuclear weapon (USA)
27-1991: Disfunction of automatic shut-down system at Bilibino nuclear power plant (Russia)
28-1991: Failure of control system causes reactor shut- down at Kursk nuclear power plant (Russia)
29-1982: US nuclear submarine collides with US-destroyer
30-1975: 1.5 million Curies released from Leningrad nuclear power plant (Russia)

December

1-1991: Technical failure at Beloyarsk nuclear power plant (Russia)
2-1949: US experiment "Green Run" contaminates communities up to 70 miles away from the Hanford nuclear weapons complex (USA)
3-1988: Explosion at the Burghfield Atomic Weapons Establishment (UK)
4-1990: 2 workers irradiated during refuelling at Blayais nuclear power plant (France)
5-1965: Plane crashes with nuclear bombs on board off the coast of Japan
6-1991: Failure of control system during refuelling causes reactor shut-down at Smolensk nuclear power plant (Russia)
7-1991: Failure of cooling system at Kola nuclear power plant (Russia)
8-1995: Fire due to leakage of sodium coolant from Monju fast breeder reactor, Japanese nuclear industry attempts to cover up full extent of accident, reactor shut-down
9-1986: Explosion at Surry nuclear power plant, four people killed (USA).
10-1991: Failure of turbo-generator causes reactor shut- down at Balakovo nuclear power plant (Russia)
11-1991: Human error causes failure of automatic reactor shut-down equipment at Kola nuclear power plant (Russia)
12-1952: World's first major nuclear reactor disaster, Chalk River experimental reactor (Canada)
13-1988: Four of the eight emergency installations discovered out of order at Brokdorf nuclear power plant (Germany)
14-1991: Technical failure causes automatic shut-down at Balakovo nuclear power plant (Russia)
15-1991: Technical failure at Kalinin nuclear power plant (Russia)
16-1991: Technical failure at Kola nuclear power plant (Russia)
17-1987: Severe incident at Biblis nuclear power plant (Germany)
18-1984: Fire at Kalinin nuclear power plant (Russia)
19-1980: Plutonium transport accident in the USA
20-1990: Control element discovered damaged at Novovoronezh nuclear power plant (Russia)
21-1991: Radiation leakage at Kolskaya nuclear power plant (Russia)
22-1987: Accidental release of 50 tonnes of water from Atucha nuclear power plant (Argentina)
23-1988: Two control rods jammed at Blayais nuclear power plant (France)
24-1991: Reactor shut-down due to technical failure at Kalinin nuclear power plant (Russia)
25-1992: Radioactive water leakage at Beloyarsk nuclear power plant (Russia)
26-
27-1991: Automatic shut-down Balakovo nuclear power plant (Russia)
28-1990: Incident and radiation leakage at Leningrad nuclear power plant (Russia)
29-
30-1988: Reactor shut-down due to failure of control equipment at Pilgrim nuclear power plant (USA)
31-1978: Fire and loss of reactor control, 8 workers irradiated at Beloyarsk nuclear power plant (Russia)