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Clean Hydrogen Partnership

Explosion during hydrogen transfer between a CGH2 tube trailer and a stationary storage

Event

Event ID
559
Quality
Description
[Note of HIAD event validator: the event is based on two sources. The online specifies that the affected tank was a LH2 tanker. The PHMSA report, almost empty, reports a compressed hydrogen load. More cretibility shall be given to the PHMSA report].

An explosion occurred on a tank truck whilst transferring hydrogen to a stationary storage tank. The explosion occurred near the discharge valve of the truck injuring two people and starting a fire at the point where the hydrogen was leaking from the damaged valve.

The fire was too big for the fire brigade to keep it under control. The fire could be extinguished only by approaching the site and manually closing another valve.

Both the stationary tank and the tank on the truck were not affected by the fire.
Event Initiating system
Classification of the physical effects
Hydrogen Release and Ignition
Nature of the consequences
Macro-region
North America
Country
United States
Date
Main component involved?
Valve (Discharge)
How was it involved?
Rupture & Formation Of A Flammable H2-Air Mixture
Initiating cause
Unknown
Root causes
Unknown (No additional details provided)
Root CAUSE analysis
The INITIATING cause was the failure of a valve causing the release of hydrogen.
The root cause is unknown.

Facility

Application
Hydrogen Transport And Distribution
Sub-application
LH2 tanker
Hydrogen supply chain stage
Hydrogen Transfer (No additional details provided)
All components affected
discharge valve
Location type
Open
Operational condition

Emergency & Consequences

Number of injured persons
2
Number of fatalities
0
Post-event summary
The PHMSA report does not report injuries or damage.

Event Nature

Release type
gas
Involved substances (% vol)
H2 100%
Presumed ignition source
Not reported

References

Reference & weblink

United press International (UPI) news of 30 March 1983<br />
https://www.upi.com/Archives/1983/03/30/A-tanker-truck-loaded-with-liqu… />
(accessed August 2020)

Report I-1983040098 of the of the US Pipeline and Hazardous Materials Safety Administration (reported as CGH2 tube trailer incident).<br />
https://portal.phmsa.dot.gov/analytics/saw.dll?Portalpages&PortalPath=%… />
(accessed April 2025)

JRC assessment