Investigation reports
We investigate the most serious incidents in the petroleum industry. Such direct scrutiny forms an important part of our supervisory work.
Learn more about PSA's investigations
Sorted by:
Most recently published
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Statoil - Mongstad - Investigation of work accidentPublished:A PSA investigation of the work accident at the Mongstad facility in November 2014 has now been completed. One nonconformity with the regulations has been identified.
- Working environment
- Process safety
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Saipem - Scarabeo 8 - Investigation of man-overboard incidentPublished:The PSA’s investigation of the incident on Scarabeo 8 during February 2015, when a man fell overboard, is now completed. Several regulatory breaches were identified.
- Working environment
- Emergency preparedness
- Process safety
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Maersk Drilling - Mærsk Giant - Investigation of lifeboat incidentPublished:The investigation by the Petroleum Safety Authority Norway (PSA) into the incident on Mærsk Giant of 14 January 2015, when a lifeboat was unintentionally launched to the sea, has now been completed. Several breaches of the regulations were identified.
- Emergency preparedness
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Statoil - Statfjord C - Investigation of hydrocarbon leakPublished:The investigation of the hydrocarbon leak of 26 January 2014 on Statfjord C by the Petroleum Safety Authority Norway (PSA) identified serious breaches of the regulations. Operator Statoil has now been notified of an order by the PSA.
- Working environment
- Emergency preparedness
- Technical safety
- Maintenance management
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Statoil - Hammerfest LNG - Investigation of hydrocarbon leakPublished:The hydrocarbon leak at the Hammerfest LNG facility in northern Norway on 5 January 2014 had a big accident potential and could have led to loss of life, according to the PSA’s investigation.
- Emergency preparedness
- Process safety
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Statoil - Oseberg A - Investigation of hydrocarbon leakPublished:The investigation of a hydrocarbon leak on Oseberg A in the North Sea on 17 June 2013 has identified serious breaches of the regulations. The Petroleum Safety Authority Norway (PSA) has now notified operator Statoil of an order.
- Working environment
- Structural safety
- Process safety
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Statoil - Statfjord C - Investigation of lifting incidentPublished:The PSA has issued Statoil Petroleum AS an order following investigation of an lifting incident on the Statfjord C facility on 30 September 2013. The investigation identified serious breaches of the regulations.
- Well integrity
- Handling, cranes and lifting
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Marathon/Technip - Alvheim/Skandi Arctic - Investigation into diving incidentPublished:The PSA has concluded its investigation into the incident on the Skandi Arctic diving support vessel, which happened on 22 June 2013.
- Diving
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Naturkraft - Naturkraft Kårstø - Investigation of ammonia leakPublished:An investigation of the incident on 30 May 2013 when two employees in Naturkraft’s gas-fired power station at Kårstø were exposed to ammonia solution has identified serious breaches of the regulations. The PSA has now issued the company an order.
- Working environment
- Process safety
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Statoil - Mongstad - Investigation into steam leakPublished:The steam leak at the Mongstad facility on 8 November 2012 had a large potential for injury, with a risk of multiple fatalities. The PSA's investigation of the incident concludes that the leak occurred due to corrosion.
- Emergency preparedness
- Structural safety
- Process safety