HIAD events | Clean Hydrogen Knowledge Hub

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21/10/2001
Finland

Explosion in a powder production process of a chemical plant

Event ID: 349
Quality: 3
Application: Chemical industry
Component involved: off-gas system
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: 28/02/2009

15/12/2001
Finland

Explosion in a reactor of a pharmaceutical pant

Event ID: 348
Quality: 3
Application: Chemical industry
Component involved: reactor / oven / furnace / test chamber
Hydrogen supply chain stage: Hydrogen as feedstock
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 28/02/2009

17/07/2002
Finland

Fire in the hydrogen washing tower of a chlorine plant

Event ID: 347
Quality: 4
Application: Chemical industry
Component involved: hydrogen washing tower
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: 28/02/2009

05/07/1965
United States

Explosion and fire at a bubble chamber

Event ID: 346
Quality: 4
Application: Laboratory / R&D
Component involved: flange (generic)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: explosion followed by a fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/11/2025

16/06/2003
Finland

Fire from a hydrogen pipeline under maintenance

Event ID: 345
Quality: 3
Application: Hydrogen transport and distribution
Component involved: pipe (generic)
Hydrogen supply chain stage: hydrogen transport
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 28/02/2009

28/05/1966
United States

Over-pressurisation of a rocket LH2 tank

Event ID: 344
Quality: 4
Application: Non-road vehicles
Component involved: LH2 components
Hydrogen supply chain stage: Hydrogen as fuel
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/11/2025

19/03/2004
Finland

Explosion during filling of a weather balloon

Event ID: 343
Quality: 4
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: 28/02/2009

13/06/2004
Finland

Fire on a H2 reformer of a chemicals plant

Event ID: 342
Quality: 3
Application: Chemical industry
Component involved: reactor / oven / furnace / test chamber
Hydrogen supply chain stage: Hydrogen production
Nature of the consequences: release, no ignition
Classification of the physical effects: Unignited Hydrogen Release
Date entry in HIAD: 28/02/2009

29/11/2004
Finland

Fire in a chemicals plant

Event ID: 341
Quality: 4
Application: Chemical industry
Component involved: pipe (generic)
Hydrogen supply chain stage: hydrogen on-site supply
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2021

01/07/1993
United States

Detonation in the piping system of a testing facility

Event ID: 340
Quality: 4
Application: Laboratory / R&D
Component involved: manifold
Hydrogen supply chain stage: Other
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/11/2025