The development follows a spate of discoveries near the field. : The Norwegian Petroleum Directorate (NPD) has revealed that Equinor Energy AS has drilled a dry well near the Troll field in the North Sea. Wildcat well 31/2-23 S, which was drilled about three kilometers (km) west of the field, and about 120km northwest of Bergen, had an objective to prove petroleum in Middle Jurassic reservoir rocks in the Brent Group, the NPD outlined.