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
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Most recently published
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Order to Equinor following well control incident on the Troll fieldPublished:The Norwegian Ocean Industry Authority (Havtil) has investigated the well control incident on Deepsea Bollsta on 23 September 2025. The investigation identified serious breaches of the regulations and we have issued Equinor with an order.
- Well integrity
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Equinor/Island Offshore – Oseberg H/Island Clipper – investigation into loss of gangwayPublished:The Norwegian Ocean Industry Authority (Havtil) has completed its investigation into incidents involving the loss of a gangway (walk-to-work system) between the Oseberg H facility and the Island Clipper service operation vessel.
- Structural safety
- Handling, cranes and lifting
- Emergency preparedness
- Process safety
- Maintenance management
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Odfjell Drilling – Deepsea Nordkapp – investigation of a lifting incident resulting in personal injuryPublished:Havtil has investigated the incident on Odfjell Drilling’s Deepsea Nordkapp drilling rig on 8 October 2025, in which a person was injured during a lifting operation. We have identified serious regulatory breaches and have issued the company with an order.
- Handling, cranes and lifting
- Risk management
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Equinor – Hammerfest LNG – investigation of incident involving fall from scaffoldingPublished:The Norwegian Ocean Industry Authority (Havtil) has completed the investigation into an incident at Hammerfest LNG on 24 April 2025, in which a person fell from formwork scaffolding. We have identified serious breaches of the regulations and have issued E
- Scaffolding
- Working environment
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Equinor – Njord A – investigation of oil spillPublished:The Norwegian Ocean Industry Authority (Havtil) has concluded its investigation of an oil spill from the Njord A facility on 31 December 2024.
- Process safety
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Equinor – Sleipner B – investigation of firePublished:The Norwegian Ocean Industry Authority (Havtil) has completed the investigation of the fire incident on the Sleipner B facility on 22 October 2024. We have identified serious breaches of the regulations and have issued Equinor with an order.
- Emergency preparedness
- Electrical installations
- Process safety
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Vår Energi – Goliat – investigation of incidents during manned underwater operationsPublished:The Norwegian Ocean Industry Authority (Havtil) has completed the investigation of incidents involving manned underwater operations on the Goliat field in June 2024.
- Diving
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Saipem – Scarabeo 8 – Investigation of incident with personal injuryPublished:The Norwegian Ocean Industry Authority (Havtil) has completed its investigation of the incident on the mobile drilling facility "Scarabeo 8" on July 5, 2024, where a drill floorman was injured after being squeezed between equipment.
- Well integrity
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Equinor – Gina Krog – investigation of fire in equipment roomPublished:The Norwegian Ocean Industry Authority (Havtil) has completed its investigation of the incident involving fire in an equipment room on Gina Krog on 21 June 2023.
- Process safety
- Working environment
- Emergency preparedness
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Equinor – Åsgard A – Investigation of incident involving broken cabin windowPublished:Havtil has concluded its investigation into the incident which occurred on the Åsgard A facility on 31 January 2024, when a cabin window was forced in by a wave (green water). We have now issued Equinor with an order.
- Structural safety
- Emergency preparedness