Asia: Japan

Legenda & explanation
date INES title location
06-06-20172Exposure of Workers at Plutonium Fuel Research FacilityOarai Research and Development Center
20-04-2016Not ApplicableLeakage from Piping Transferring RO-Concentrated Water to G-6 Tank AreaFUKUSHIMA-DAIICHI
29-05-2015Not ApplicableContaminated water being transferred to turbine building of unit 3 from 1000 tons notch tank was leaking from the cracked pressure hoseFUKUSHIMA-DAIICHI
15-09-2015Not ApplicableLeakages of water from the dikes in tank areas storing contaminated waterFUKUSHIMA-DAIICHI
02-10-2013Not ApplicableLeakage of Contaminated Water from the Top Plate of a Tank at B Area (South)FUKUSHIMA-DAIICHI
20-02-2014Not ApplicableLeakage of Contaminated Water from the Upper Part of Tank C-1 in H-6 Tank AreaFUKUSHIMA-DAIICHI
02-10-2013Not ApplicableLeakege of Contaminated Water from the Top Plate of a Tank at B Area (South)FUKUSHIMA-DAIICHI
09-10-2013Not ApplicableLeakage of Contaminated Water from a Desalination SystemFUKUSHIMA-DAIICHI
06-02-2014Not ApplicableLeakage of Contaminated Water from a Flange of Water Pressure Measuring instrumentFUKUSHIMA-DAIICHI
20-02-2014Not ApplicableLeakega of Contaminated Water from the Upper Part of Tank C-1 in H-6 Tank AreaFUKUSHIMA-DAIICHI
13-04-2014Not ApplicableInappropriate Transfer of Contaminated WaterFUKUSHIMA-DAIICHI
02-06-2014Not ApplicableLeakage of Contaminated Water from Two Notch TanksFUKUSHIMA-DAIICHI
17-09-2014Not ApplicableDiscovery of a Crack in a Connection Valve between Tanks for Concentrated Water Treated by Reverse OsmosisFUKUSHIMA-DAIICHI
17-12-2014Not ApplicableLeakage of Water Treated by the Multi-Nuclide Removal Facility (ALPS)FUKUSHIMA-DAIICHI
22-02-2015Not ApplicablePossible Flow of Contaminated Water to the Outside of the Controlled AreaFUKUSHIMA-DAIICHI
19-08-20133Contaminated water leakage from a water tankFUKUSHIMA DAIICHI
11-03-20112Failure of the reactor component cooling water system and others by tsunamiONAGAWA-2
12-04-20117Re-evaluation of INES rating; Effect to the Nuclear Facilities from the earthquake on east area of JapanFukushima Daiichi
11-03-20113Loss of the cooling function to the ultimate heat sink due to the big tsunamiFUKUSHIMA-DAINI-4
11-03-20113Loss of the cooling function to the ultimate heat sink due to the big tsunamiFUKUSHIMA-DAINI-2
11-03-20113Loss of the cooling function to the ultimate heat sink due to the big tsunamiFUKUSHIMA-DAINI-1
11-03-20113Loss of cooling function and water supplying function on the spent fuel pool due to the big tsunami.FUKUSHIMA-DAIICHI-4
11-03-20115The core damage by loss of all cooling function due to the big tsunami.FUKUSHIMA-DAIICHI-3
11-03-20115The core damage by loss of all cooling function due to the big tsunami.FUKUSHIMA-DAIICHI-2
12-03-20115Abnormal rise of radioactive dosage value at site boundary (INES Level 4)FUKUSHIMA-DAIICHI-1
11-03-20113Effect to the Nuclear Facilities from the earthquake on east area of JapanFUKUSHIMA-DAIICI-1,2 FUKUSHIMA-DAINI-1, Japan
23-10-20082Unsuitable management of Bakelite plates containing radioactive materialsBunkyo-city, Tokyo
11-09-20082Radiation Overexposure of a WorkerS.H.I.Examination & Inspection Ltd / Ehime prefecture
07-04-20081Loss of Industrial Gamma Radiography Exposure Device containing Ir-192 radiography sourceNon-Destructive Inspection Co., Ltd / Chiba
16-07-20070Events related to the earthquake on July 16thKashiwazaki-Kariwa