08/04/1993 France Explosion in a industrial gases production plantEvent ID259Quality2ApplicationIndustrial gases productionComponent involvedvalve (generic)Hydrogen supply chain stagehydrogen on-site supplyNature of the consequencesexplosionClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD01/01/2022
30/04/1971 United States Fire in the off-gas system of a nuclear power plantEvent ID258Quality2ApplicationPower plantComponent involvedoff-gas systemHydrogen supply chain stageUnintended hydrogen production - radiolysisNature of the consequencesfireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/01/2026
13/06/1969 Japan Leak from a CGH2 cylinders truckEvent ID257Quality2ApplicationHydrogen transport and distributionComponent involvedpiping (weld)Hydrogen supply chain stagehydrogen transportNature of the consequencesrelease, no ignitionClassification of the physical effectsUnignited Hydrogen ReleaseDate entry in HIAD30/08/2025
21/05/1993 Ukraine Fire at a generator of a power plantEvent ID256Quality3ApplicationPower plantComponent involvedH2 coolant systemHydrogen supply chain stageHydrogen as coolantNature of the consequencesexplosion followed by a fireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/02/2009
07/10/1993 France Fire on the a pipe feed hydrogen to a reactorEvent ID255Quality2ApplicationChemical industryComponent involvedpipe (generic)Hydrogen supply chain stageHydrogen as process gasNature of the consequencesfireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/02/2009
28/01/1994 Japan Fire on a hydrogen compressor in a refineryEvent ID254Quality4ApplicationPetrochemical industryComponent involvedCGH2 tank (stationary)Hydrogen supply chain stageHydrogen as process gasNature of the consequencesfireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD25/10/2024
26/06/1995 France Explosion in an electrolyser producing chlorineEvent ID253Quality3ApplicationChemical industryComponent involvedelectrolytic cellHydrogen supply chain stagehydrogen as by-productNature of the consequencesexplosionClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/02/2009
31/10/1995 France An explosion on a hydrogenation reactor of a pharmaceutical products plantEvent ID252Quality3ApplicationChemical industryComponent involvedflange (gasket)Hydrogen supply chain stageHydrogen as process gasNature of the consequencesexplosionClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/02/2009
01/02/1996 United States Explosion in a hydrogen production unitEvent ID251Quality2ApplicationPetrochemical industryComponent involvedpipeline (generic)Hydrogen supply chain stagehydrogen on-site supplyNature of the consequencesexplosion followed by a fireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD28/02/2009
01/12/1995 United States roll-over of a CGH2 tube trailerEvent ID250Quality3ApplicationHydrogen transport and distributionComponent involvedPRD (valve)Hydrogen supply chain stagehydrogen transportNature of the consequencesfireClassification of the physical effectsHydrogen Release and IgnitionDate entry in HIAD25/10/2024