Investigation reports
We investigate the most serious incidents in the petroleum industry. Such direct scrutiny forms an important part of our supervisory work.
Sorted by: Most recently published
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Repsol – Gyda – investigation of an incident involving a dropped objectPublished:The Petroleum Safety Authority Norway (PSA) has completed its investigation of an incident involving a dropped object on Gyda on 15 May 2019. Breaches of the regulations have been identified.
- Well integrity
- Maintenance management
- Handling, cranes and lifting
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Equinor - Hammerfest LNG - Order after investigation of hydrates in safety valvesPublished:The PSA has investigated an incident at Equinor’s Hammerfest LNG plant, which has been operated over time with weakness in safety-critical equipment. This investigation identified regulatory breaches and the PSA has now given Equinor an order.
- Barrier management
- Technical safety
- Working environment
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Equinor – Snorre B – investigation of a firePublished:The Petroleum Safety Authority Norway (PSA) has completed its investigation of an incident on the Snorre B facility on 1 May 2019, where a fire broke out in the inlet separator. Breaches of the regulations have been identified.
- Working environment
- Emergency preparedness
- Process safety
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Equinor – Åsgard B – order following investigation of incident involving dropped objectPublished:Several breaches of the regulations have been identified by the Petroleum Safety Authority Norway (PSA) in its investigation of an incident on Åsgard B on 13 March 2019. An order has therefore been given to operator company Equinor.
- Handling, cranes and lifting
- Maintenance management
- Risk management
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Seadrill – West Hercules – investigation of unintentional disconnection of LMRPPublished:The PSA has completed its investigation of the incident on West Hercules on 16 January 2019, when the lower marine riser package (LMRP) was unintentionally disconnected. Several breaches of the regulations have been identified.
- Well integrity
- Maintenance management
- Working environment
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Maersk Drilling - Maersk Invincible - Investigation of incident on drill floorPublished:The Petroleum Safety Authority Norway (PSA) has completed its investigation of the incident on mobile drilling facility Maersk Invincible on 11 November 2018, when two 38-metre tubular stands fell across the drill floor.
- Well integrity
- Maintenance management
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Seadrill - West Phoenix - Investigation into firePublished:The Petroleum Safety Authority Norway (PSA) has completed its investigation of the fire in the mud laboratory on West Phoenix of 5 November 2018. Several breaches of the regulations have been identified.
- Electrical installations
- Emergency preparedness
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Statoil – Statfjord OLS B – Investigation of oil spillPublished:The Petroleum Safety Authority Norway, the Norwegian Environment Agency and the Norwegian Coastal Administration have completed their investigation of a crude oil spill from Statfjord’s OLS B loading buoy on 8 October 2015. Nonconformities from the regula
- Electrical installations
- Structural safety
- Emergency preparedness
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Equinor - Hammerfest LNG - Investigation into LNG leakPublished:The Petroleum Safety Authority Norway (PSA) has completed its investigation of the liquefied natural gas (LNG) leak in Equinor’s Hammerfest LNG plant at Melkøya on 17 June 2018. Several breaches of the regulations have been identified.
- Process safety
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Aker BP - Tambar - Investigation into walkway incidentPublished:The PSA has completed its investigation of the undesirable incident with a motion-compensated walkway on the Tambar field on 28 July 2018. This has yielded important knowledge and revealed several breaches of the regulations.
- Structural safety
- Process safety
- Emergency preparedness