P24H0018

Occurrence type
Pipeline rupture and fire
Occurrence date
Occurrence Legacy Text

Pipeline rupture and fire
NOVA Gas Transmission Ltd.
36-inch Grande Prairie Mainline
Near Edson, Alberta

Mode
Pipeline transportation
Listed
Yes
Headline image
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Figure 5. Piece 1 as found 200 m east of the occurrence location (Source: TSB)
Override completed
Off
Report date not available
Off
Safety issue investigation
Off
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Figure 5. Piece 1 as found 200 m east of the occurrence location (Source: TSB)

TSB releases report into 2024 natural gas pipeline rupture near Edson, Alberta

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Pipeline transportation safety investigation P24H0018

The occurrence

On 16 April 2024, at approximately 1045 Mountain Daylight Time, a 36-inch (914 mm) pipeline owned by NOVA Gas Transmission Ltd. transporting sweet natural gas ruptured about 36.5 km northwest of Edson, Alberta. Following the rupture, the natural gas ignited, resulting in an explosion and fire. Approximately 5 980 000 m3 of natural gas was released. There were no injuries, and no evacuation of members of the public was required.

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Deployment

TSB deploys investigator following a pipeline rupture and subsequent fire of natural gas from a NOVA Gas Transmission Limited…

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