Equinor’s plan to select a development concept for its 440 million barrel Wisting oil project in Norway's Barent Sea waters this year is in jeopardy due to the high breakeven price and challenges with the reservoir.

Several sources told Upstream that there are major challenges concerning the understanding of the reservoir for optimal well placement at the project, where Equinor recently took over operatorship in the development stage from Austria's OMV.