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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
Macro-region
Europe
Country
France
Date
Component involved
pipe (generic)
Failure mode
rupture, no ignition
Initiating cause
unknown
Root causes
Unknown
Date entry in HIAD
01/01/2020

Facility

Application
Hydrogen stationary storage
Sub-application
unspecified type of storage
Hydrogen supply chain stage
All components affected

A pipeline on a hydrogen storage

Process temperature range [C]
ambient temperature (-50°C to +50°C)
Location type
Open
Location
populated area
Operational condition
UNKNOWN

Emergency & Consequences

Number of fatalities
0
Number of injured persons
0
Emergency action

The staff is evacuated and a perimeter of protection is put in place.

In-depth data

Release type
gas
Involved substances (% vol)
H2 100%
Release temperature [°C]
25
Probable IGNITION SOURCE

References

Sources categories
ARIA
Reference & weblink

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