North Sea – Paleocene plays

	Group/Formation	Age	Area	Reservoir rock	Depositional environment	Trap	Source rock	Critical factors	Examples of fields	Examples of discoveries	Examples exploration wells
npc-1	Rogaland Group with Ty, Heimdal, Hermod and intra Balder Formations	Paleocene	Viking Graben, Horda Platform and Sleipner Terrace	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Long distance migration	Sleipner Øst Heimdal Balder Jotun Grane Alvheim Volund Bøyla Svalin	16/4-4 (Biotitt) 24/12-3 S 25/4-7 Alvheim 25/5-5 (Tir) 25/7-5	15/9-23 16/1-2 25/1-9 30/7-3 30/7-7
npc-2	Rogaland Group with Maureen, Andrew, Fiskebank and Forties Formations	Paleocene	Central Graben and Sørvestland High	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Long distance migration	Blane Oselvar Flyndre	1/3-11 (Ipswich)
npc-3	Rogaland Group with intra Sele and intra Lista Formations	Paleocene	South western part of Danish-Norwegian Basin, Åsta Graben, Sørvestland High and Central Graben	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Long distance migration			3/6-1 3/7-2 3/7-3 4/4-1
npc-4 (unconf.)	Rogaland Group with intra Sele and intra Lista Formations	Paleocene	Sogn Graben, Uer Terrace, Tampen Spur, northern part of Viking Graben, Horda Platform	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Reservoir quality and trap			35/10-3 35/11-13 35/12-2 35/8-5 S
npc-5 (unconf.)	Rogaland Group with intra Lista Formation	Paleocene	Tampen Spur	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Reservoir quality and trap			34/7-18
npc-6 (unconf.)	Rogaland Group with Heimdal and Hermod Formation equivalents	Paleocene	Danish Norwegian Basin, Egersund Basin, Åsta Graben, Sørvestland High	Sandstone	Deep water	Stratigraphic and structural, or combination of the two	Upper Jurassic (Draupne, Heather and Mandal Formations) and Lower to Middle Jurassic shale and coal (Sleipner, Bryne and Tau Formations)	Long distance migration	8/9-1 9/11-1