The Troll field lies in the northern part of the North Sea, approximately 65 kilometers west of Kollsnes, near Bergen in Hordaland County. Statoil is operator of the field, and ConocoPhillips' interest is 1.62 percent in the Troll Unit. 

Troll is the largest gas discovery in the North Sea. The gas from the field is treated at the Kollsnes processing plant. Troll is also one of the largest oil fields on the Norwegian continental shelf. 

Read more about Troll here.