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Clean Hydrogen Partnership

Release from an underground hydrogen pipeline

Event

Event ID
820
Quality
Description
A pipe of a hydrogen storage system (240 m³) ruptured. The staff was evacuated and a perimeter of protection is put in place.
Event Initiating system
Classification of the physical effects
Unignited Hydrogen Release
Nature of the consequences
Leak No Ignition (No additional details provided)
Macro-region
Europe
Country
France
Date
Main component involved?
Pipe
How was it involved?
Rupture & Formation Of A Flammable H2-Air Mixture
Initiating cause
Unknown
Root causes
Unknown (No additional details provided)

Facility

Application
Hydrogen Stationary Storage
Sub-application
Pipeline
Hydrogen supply chain stage
Hydrogen Storage (No additional details provided)
All components affected
A pipeline on a hydrogen storage
Location type
Open
Operational condition
Unknown (No additional details provided)

Emergency & Consequences

Number of injured persons
0
Number of fatalities
0

Event Nature

Release type
gas
Involved substances (% vol)
H2 100%
Presumed ignition source
No ignition

References

Reference & weblink

ARIA data base event no. 275<br />
https://www.aria.developpement-durable.gouv.fr/accident/275/<br />
(accessed January 2025)

JRC assessment