Det norske oljeselskap ASA (“Det norske”), operator of PL 442, announces that drilling of exploration well 25/2-18 S on the Langfjellet prospect in the North Sea is about to be completed.

The well encountered a gross oil column of 109 meters in the Vestland Group. A technical sidetrack was drilled to collect data and the well is currently being prepared for a sidetrack and welltest. Preliminary volume estimates for the discovery are in the range of 24 to 74 million barrels of oil equivalent. The licensees will evaluate the discovery with regards to a potential development together with other discoveries in the area. Following the successful drilling results at Langfjellet, the licensees have identified further prospectivity within the license.

Det norske is operator and holds a 90 percent working interest in PL442. LOTOS Exploration and Production Norge AS holds the remaining 10 percent.

About Det norske

Headquartered in Trondheim, Det norske oljeselskap ASA is a rapidly growing independent exploration and production company with exploration, development and production activities on the Norwegian Continental Shelf. Det norske merged with Aker Exploration in 2009 and acquired Marathon Oil Norway in 2014. It employs about 550 people.

Det norske is the operator of producing fields Alvheim, Volund, Vilje and Jette. The company is also the operator of the large Ivar Aasen development. The company is also a partner in the Johan Sverdrup field, one of the largest on the Norwegian continental shelf.