Oljedirektoratet

North Sea – Sub Triassic plays

North Sea - Sub Triassic plays

Group/Formation Age Area Reservoir rock Depositional environment Trap Source rock Critical factors Examples of fields Examples of discoveries Examples exploration wells
npl-2 Rotligendes Group and unnamed groups of Devonian and Carbonaceous age Devonian, Carboniferous, Permian and possible Triassic Central Graben, southern Viking Graben, Sørvestlandet High and Jæren High Sandstone Mainly continental Rotated fault blocks Upper Jurassic shale (Haugesund, Farsund and Mandal Formations) Presence of mature source rock in the eastern part of the area is not confirmed, migration, timing, reservoir quality due to reservoir depth
npl-1 (unconfirmed) Rotligendes Group and unnamed groups of Devonian and Carbonaceous age Devonian, Carboniferous, Permian and possible Triassic Danish-Norwegian Basin, Egersund Basin, Ling Graben and Sele High Sandstone Mainly continental Rotated fault blocks Unknown source of Pre Triassic age Presence of mature source rock in the eastern part of the area is not confirmed, migration, timing, reservoir quality due to reservoir depth

NS-sub-trias-e