Nuclear and Radiation Accidents and Incidents
Reactivity Initiated Accidents, RIA (Reactor)
Loss of Coolant Accidents, LOCA (Reactor)
Other Reactor Accidents/Incidents
Radioactive Leakage Accidents
Radiological Source Accidents
Loss Incidents
Criticality Accidents
Discharge Events
Nuclear Test
Other/Unknown

LV1. Global Icons
Авария на Чернобыльской АЭС/Chernobyl Nuclear Disaster (INES 7)POFEEXFARSCRSUISrCs
Three Mile Island Accident (INES 5)
Windscale Fire (INES 5)PRFEFCRSPu
東海村JCO臨界事故/Tokaimura Nuclear Accident (INES 4)CYFENLARS
Little Boy nuclear bomb/広島/HiroshimaWMIFEEXARSCRSU
Fat Man nuclear bomb/長崎/NagasakiWMIFEEXARSCRSPu
Castle Bravo (Operation Castle)/SHRIMP thermonuclear weapon/Bikini Atoll, Marshall Islands/radioactive nuclear falloutWMIFEEXARSUSrCs
Death of Marie Curie/aplastic anaemia -July 4, 1934FECRS
LV2. Industry Turning Points
Radium Girls/United States Radium Corporation/Grace FryerFEARSCRSRa
Radithor/radium fad/Eben ByersFECRSRa
The 1975 Fire/Browns Ferry Fire (INES 3)PO
Saint-Laurent Nuclear Power Plant A2 -March 13, 1969 (INES 4)
1986 Shutdown/Pilgrim Nuclear Power StationPO
Vandellòs Nuclear Power Plant -October 19, 1989 (INES 3)POF
Leningrad Nuclear Power Plant Unit 1 -November 28, 1975POPM
Plowshares movement
Stuxnet computer worm/Iran's nuclear facilitiesMI
Zaporizhzhia Nuclear Power Plant/Battle of Enerhodar -March 2022PO
Albert Stevens/CAL-1/The Plutonium Files: America's Secret Medical Experiments in the Cold WarCRSPu
1952 NRX incident/Chalk River LaboratoriesRPRPMEXU
1961 Goldsboro B-52 Crash/Mark 39 nuclear bomb
1961 K-19 Submarine AccidentPOMINSFEARS
1962 Sedan Nuclear Test (Plowshare project)/Nuclear falloutWMIEXCRSI
1965 Philippine Sea A-4 incident/B43 nuclear bombWMIFESM
1966 Palomares accident/B28 thermonuclear bomb/B-52G & KC-135WMIARSPu
Daigo Fukuryū Maru/第五福龍丸WMIFEUSrCs
Rocky Flats Plant/plutonium fire -September 11, 1957FPMIFPu
1958 NRU incident/Chalk River LaboratoriesRFARSU
1968 Thule Air Base B-52 crash/B28 thermonuclear bomb/spreading radioactive materialWMIFEPuU
1968 K-27 Submarine AccidentPOMINSFE
Columbus radiotherapy accident/Riverside radiation caseTHERFEARSCo
Anatoli Bugorski/Анатолий Бугорский/U-70 synchrotronACARS
Kramatorsk radiological accident -1980 to 1989IRSFEARSCRSCs
1980: Houston radiotherapy accidentACTHERFE
Fernald Feed Materials Production CenterFPMIU
Ciudad Juárez cobalt-60 contamination incidentTHERFEARSCRSCo
宋学文/Song Xuewen/《生死链》IRSRTEARSCRSIr
Therac-25 radiation therapy machine -1985 to 1987ACTHERFEARS
1985 K-431 Submarine AccidentPOMINSFEEXU
1986 Sequoyah Corporation Fuels ReleaseSFEARSU
1985 K-219 Submarine AccidentPONSFESMEXFNL
Goiânia accident -1987THERFEARSCs
San Salvador, El Salvador -1989IRSIFFEARSCo
1990 Clinic of Zaragoza radiotherapy accidentACTHERFEARS
Jilin, China/cobalt-60 irradiation facility -1992IRSIFFEARSCo
Tomsk-7 explosion/Red Oil Explosion -April 6, 1993 (INES 4)CYSEXPuU
1996 San Juan de Dios radiotherapy accidentTHERFEARSCo
จังหวัดสมุทรปราการ/Samut Prakan radiation accident -anuary–February 2000THERFEARSCo
2000 Meet Halfa IncidentIRSFEARSIr
Panama Radiotherapy Accident -2000 to 2001ACTHERFEARS
Thermal Oxide Reprocessing Plant -2004 to 2005PuU
Mayapuri radiological accidentIRSIFFEARSCo
Rössing Uranium Mine/catastrophic structural failure -January 17, 2014SU
Космос 954/Kosmos 954 reconnaissance satellite/BES-5 nuclear reactor -September 18, 1977POU
Космос 1402/Kosmos 1402 reconnaissance satellite/BES-5 nuclear reactor -September 28, 1982POUSr
Death of Yasser Arafat/Mossad/polonium-210 -2004FEARSPo
USS Scorpion Submarine Accident/SSN-589/nuclear Mark 45 torpedoes -May 22, 1968POWMINSFESMEXNLU
USS Thresher Submarine Accident/SSN-593 -April 10, 1963POMINSFESMNLU
Kursk Submarine Disaster/K-141 -August 12, 2000POMINSFEEXNLU
LV3. Technical & Historical Shadows
Browns Ferry Nuclear Plant -June 28, 1980PO
Browns Ferry Nuclear Plant 3A & 3B -August 19, 2006PO
2015 Downgrade/Pilgrim Nuclear Power Station
THTR-300, Hamm-Uentrop, West Germany -May 4, 1986
Surry Power Station -March 31, 1987
1986 Shutdown/Peach Bottom Nuclear Generating Station units 2 & 3
1991 Site Area Emergency/Nine Mile Point Nuclear Generating StationPONL
1987 Shutdown/Nine Mile Point Nuclear Generating Station Unit 1PO
1991 Site Area Emergency/Nine Mile Point Nuclear Generating StationPO
1989 Shutdown/Calvert Cliffs Nuclear Power Plant
Leningrad Nuclear Power Plant -January 7, 1975PONL
Leningrad Nuclear Power Plant Unit 1 -February 6, 1975POFE
Leningrad Nuclear Power Plant -July 1976 & September 1979
Leningrad Nuclear Power Plant -December 28, 1990PO
Leningrad Nuclear Power Plant -December 3, 1991
Leningrad Nuclear Power Plant -March 1992
2009 Shutdown/Leningrad Nuclear Power Plant Unit 3
2015 Shutdown/Leningrad Nuclear Power Plant Unit 3
KS 150/Jaslovské Bohunice Power Plant -January 5, 1976 (INES 4)POERFE
Susquehanna River/Peach Bottom Nuclear Generating Station
1996 Shutdown/Millstone Nuclear Power Plant Units 1 & 2PO
1996 Shutdown/Crystal River Nuclear Plant Unit 3PO
Blayais Nuclear Power Plant -December 27, 1999 (INES 2)
Davis–Besse Nuclear Power Station -February 16, 2002 (INES 3)PO
Paks Nuclear Power Plant -April 10, 2003 (INES 3)PO
美浜発電所/Mihama Nuclear Power Plant -August 9, 2004 (INES 1)POFENL
Forsmark Nuclear Power Plant -July 25, 2006 (INES 2)PO
Site nucléaire de Marcoule/Marcoule Nuclear Site -September 12, 2011PRBRFENL
KHNP cyber attacks
Nanda Devi/CIA-led expedition/nuclear-powered telemetry relay listening device -October 1965
Los Alamos National Laboratory (LANL)/Harry Daghlian -August 1945FEARSPu
Los Alamos National Laboratory (LANL)/Louis Slotin -May 1946FEARSPu
Convair B-36B crash/Mark IV atomic bomb LOSSWMIFESMU
Airborne radioactivity increase in Europe in autumn 2017Ru
"pneumatic" incident/Mayak Production AssociationARS
Mayak's violations -2003
Los Alamos National Laboratory (LANL)/Cecil Kelley -December 30, 1946FEARSPu
Santa Susana Field Laboratory (SSFL) AE6 -March 1959CY
Santa Susana Field Laboratory (SSFL) SRE -July 1959ERPM
Hardinsburg Air Crash/B-52 & KC-135WMI
BOMARC Missile/1960 IM-99 Accident/BOMARC Site RW-01WMIEX
1962 Mexico City radiation accidentFEARSCRSCo
1964 Wood River Junction criticality accidentCYFEARSU
Santa Susana Field Laboratory (SSFL) SNAP8ER -1964PRPM
Santa Susana Field Laboratory (SSFL) SNAP8ER -1969PRPM
USS Patapsco (AOG-1)
Project 667A/Yankee class submarine K-140 -August 1968POMI
Church Rock uranium mill spill/Puerco RiverU
Lost radiation source, Baku, Azerbaijan, USSR -1982IRSFEARSCs
1984 Moroccan radiation accidentIRSFEARSIr
Soreq, Israel/cobalt-60 irradiation facility -1990IFFECo
Neswizh, Belarus/cobalt-60 irradiation facility -1991IRSIFFEARSCo
Pelindaba, South Africa -1996FPMIFEARSU
Sarov, Russia -June 17, 1997ERWMIFEARSU
Acerinox accident -1998 to 1999Cs
Waste Isolation Pilot Plant (WIPP)/WCRR/organic kitty litter February 1, 2014SPu
Nyonoksa radiation accident/isotope power source rocket engine -August 8, 2019MIFE
Runit Dome/Cactus DomeSMICRSPu
Chagan nuclear test/Чага́н -January 15, 1965WMI
Tho-Radia/Dr. Alfred CurieRa
Demon Core
The SNAP 9A Satellite Accident -April 21, 1964Pu
LV4. The Orphan Source Terror
Mayak Production Association -March 15, 1953
Mayak Production Association -April 21, 1957FEARS
Mayak Production Association SCR plant -January 2, 1958
Mayak Production Association -May 12, 1960ARS
Mayak Production Association -July 9, 1962ARS
Plowshares movement -December 16, 1965ARS
Mayak Production Association -December 10, 1968FEARSPu
Mayak Production Association Radioisotope Plant -July 17, 1993
Mayak Production Association Explosion -February 11, 1976 (INES 3)EX
Vinča, Yugoslavia -October 15, 1958FEARS
Tammiku, Estonia/disposed caesium-137 source -1994IRSFEARSCs
RORSAT programme
Marie Curie's papers
Totskoye nuclear exercise/Снежок/RDS-4 nuclear bomb -September 14, 1954CRS
Lake Chagan/Шаған/ЧаганWMI
Semipalatinsk Test Site/Семипалатинск-21/"The Polygon"MI
North Korea Nuclear Test Site Accident -2017WMIFEEX
Cigar Lake mine
Victor-class submarine/Chazma Bay naval yard -August 10, 1985POFEEXU
Sinking of K-159 Submarine -2003PO
LV5. The Silent Crit
Anti-nuclear movement in Kazakhstan/Nevada-Semipalatinsk/Невада-Семипалатинск
Nevada Desert Experience movement
Radiation Exposure Compensation Act (RECA)
Morsleben radioactive waste repository
Asse II mine/Schacht Asse II
Natural nuclear fission reactor/Oklo fossil reactors