HIAD events | Clean Hydrogen Knowledge Hub

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02/02/2001
United States

Explosion in a steel factory

Event ID: 217
Quality: 4
Application: Steel and metals industry
Component involved: pipe (generic)
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

27/05/1996
Italy

Explosion in a refinery

Event ID: 216
Quality: 4
Application: Petrochemical industry
Component involved: heat exchanger (pipe)
Hydrogen supply chain stage: Hydrogen as process gas
Nature of the consequences: fire followed by an explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 28/02/2009

21/12/1997
Portugal

Explosion in an ammonia plant

Event ID: 214
Quality: 4
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: 20/01/2021

21/09/1975
United States

Manual venting from a LH2 tanker in transit

Event ID: 213
Quality: 3
Application: Hydrogen transport and distribution
Component involved: LH2 tank (road tanker)
Hydrogen supply chain stage: hydrogen transport
Nature of the consequences: near miss
Classification of the physical effects: Unignited Hydrogen Release
Date entry in HIAD: 20/01/2021

23/12/1994
Netherlands

Fire in a chemical plant

Event ID: 212
Quality: 2
Application: Petrochemical industry
Component involved: reactor / oven / furnace / test chamber
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: 01/01/2021

09/06/1988
Italy

Explosion in an ammonia plant

Event ID: 211
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: 01/01/2021

16/10/1989
United States

Release during CGH2 transfer

Event ID: 210
Quality: 2
Application: Hydrogen transport and distribution
Component involved: hose (trailer)
Hydrogen supply chain stage: Hydrogen transfer
Nature of the consequences: fire
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 24/10/2024

10/10/1985
Unknown

Explosion in a fertilisers plant

Event ID: 209
Quality: 3
Application: Chemical industry
Component involved: chemical storage tank (H2SO4)
Hydrogen supply chain stage: Unintended hydrogen production - chemical reaction
Nature of the consequences: explosion
Classification of the physical effects: Hydrogen Release and Ignition
Date entry in HIAD: 01/01/2021

23/12/1987
European Union

Fire in a refinery

Event ID: 208
Quality: 5
Application: Chemical industry
Component involved: pipe (weld)
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: 01/01/2021

10/01/1975
United States

Manual venting from a LH2 tanker in transit

Event ID: 207
Quality: 3
Application: Hydrogen transport and distribution
Component involved: LH2 tank (road tanker)
Hydrogen supply chain stage: hydrogen transport
Nature of the consequences: near miss
Classification of the physical effects: Unignited Hydrogen Release
Date entry in HIAD: 20/01/2025