HIAD events | Clean Hydrogen Knowledge Hub

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03/09/2000
France

Explosions and fire on the catalytic reforming unit of a refinery

Event ID: 866
Quality: 5
Application: Petrochemical industry
Component involved: compressor / booster / pump (flange)
Hydrogen supply chain stage: hydrogen as by-product
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

08/12/2009
United States

Explosion in a hydrogen production unit

Event ID: 865
Quality: 2
Application: Petrochemical industry
Component involved: manifold
Hydrogen supply chain stage: Hydrogen production
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

01/01/1973
United States

Explosion of a chlorine distillate tank of a chemical plant

Event ID: 864
Quality: 3
Application: Chemical industry
Component involved: chemical storage tank
Hydrogen supply chain stage: hydrogen as by-product
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

09/12/1984
United States

Failure of a high pressure synthesis feed pipe in an ammonia plant.

Event ID: 863
Quality: 4
Application: Chemical industry
Component involved: pipe (generic)
Hydrogen supply chain stage: Hydrogen as feedstock
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2021

19/10/2001
Japan

Flask explosion in junior-high-school science experiment

Event ID: 862
Quality: 2
Application: Laboratory / R&D
Component involved: reactor / oven / furnace / test chamber
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

04/05/2017
United States

CGH2 cylinders truck overturn

Event ID: 861
Quality: 2
Application: Hydrogen transport and distribution
Component involved: CGH2 cylinder(s)
Hydrogen supply chain stage: hydrogen transport
Nature of the consequences: near miss
Classification of the physical effects: No Hydrogen Release
Date entry in HIAD: 02/10/2024

11/07/1959
Japan

Explosion at a chemical plant after recommissioning of equipment

Event ID: 860
Quality: 3
Application: Chemical industry
Component involved: heat exchanger (cold box)
Hydrogen supply chain stage: Hydrogen as feedstock
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 02/10/2024

24/03/1960
Japan

Explosion of a balloon

Event ID: 859
Quality: 2
Application: Other
Component involved: balloon
Hydrogen supply chain stage: Hydrogen for buoyancy
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

03/05/1963
Japan

Explosion of a balloon

Event ID: 858
Quality: 2
Application: Other
Component involved: balloon
Hydrogen supply chain stage: Hydrogen for buoyancy
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2020

22/06/2015
Japan

fire on a flange of a hydro-desuphurisation unit

Event ID: 857
Quality: 4
Application: Petrochemical industry
Component involved: flange (generic)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 30/03/2026