30/9-21 S

Exploration · Appraisal · P&A · Oil/gas · StatoilHydro Petroleum AS · Oseberg · PL 104

The lithostratigraphic units 30/9-21 S drilled through, shallowest first, with the depth each was met and where it ended. Groups are in bold; the formations within them are indented.

Formation tops

LITHOSTRATIGRAPHY · METRES ALONG THE WELLBORE

Unit	Level	Part of	Top, m	Base, m
Nordland Gp	Group	—	132	1,108
Utsira Fm	Formation	Nordland Gp	613	881
No Formal Name	Formation	—	881	1,108
Hordaland Gp	Group	—	1,108	2,195
Skade Fm	Formation	Hordaland Gp	1,315	1,350
No Formal Name	Formation	—	1,350	1,443
Skade Fm	Formation	Hordaland Gp	1,443	1,525
No Formal Name	Formation	—	1,525	1,656
Grid Fm	Formation	Hordaland Gp	1,656	1,727
No Formal Name	Formation	—	1,727	2,195
Rogaland Gp	Group	—	2,195	2,628
Balder Fm	Formation	Rogaland Gp	2,195	2,275
Sele Fm	Formation	Rogaland Gp	2,275	2,370
Lista Fm	Formation	Rogaland Gp	2,370	2,520
Våle Fm	Formation	Rogaland Gp	2,520	2,628
Shetland Gp	Group	—	2,628	3,538
Ekofisk Fm	Formation	Shetland Gp	2,628	2,675
Hardråde Fm	Formation	Shetland Gp	2,675	2,770
Kyrre Fm	Formation	Shetland Gp	2,770	3,538
Cromer Knoll Gp	Group	—	3,538	3,597
Rødby Fm	Formation	Cromer Knoll Gp	3,538	3,597
Viking Gp	Group	—	3,597	3,774
Draupne Fm	Formation	Viking Gp	3,597	3,656
Heather Fm	Formation	Viking Gp	3,656	3,774
Brent Gp	Group	—	3,774	4,090
Tarbert Fm	Formation	Brent Gp	3,774	3,962
Ness Fm	Formation	Brent Gp	3,962	4,090

About this data

Norwegian Offshore Directorate (Sodir) FactPages, mirrored nightly and used under the Norwegian Licence for Open Government Data (NLOD). Tops are the Directorate's lithostratigraphy for the wellbore, in metres along the wellbore from the kelly bushing. A unit filed as No Formal Name or No Group Defined is the Directorate's placeholder where nothing is named.

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