30/9-11 A

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The lithostratigraphic units 30/9-11 A 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
Hordaland Gp	Group	—	910	2,092
Rogaland Gp	Group	—	2,092	2,365
Balder Fm	Formation	Rogaland Gp	2,092	2,137
Sele Fm	Formation	Rogaland Gp	2,137	2,195
Lista Fm	Formation	Rogaland Gp	2,195	2,360
Våle Fm	Formation	Rogaland Gp	2,360	2,365
Shetland Gp	Group	—	2,365	2,498
Hardråde Fm	Formation	Shetland Gp	2,365	2,498
Cromer Knoll Gp	Group	—	2,498	2,513
Viking Gp	Group	—	2,513	2,551
Heather Fm	Formation	Viking Gp	2,513	2,551
Brent Gp	Group	—	2,551	2,680
Tarbert Fm	Formation	Brent Gp	2,551	2,553
Ness Fm	Formation	Brent Gp	2,553	2,667
Rannoch Fm	Formation	Brent Gp	2,667	2,679
Oseberg Fm	Formation	Brent Gp	2,679	2,680
Dunlin Gp	Group	—	2,680	2,973
Drake Fm	Formation	Dunlin Gp	2,680	2,836
Burton Fm	Formation	Dunlin Gp	2,836	2,874.5
Amundsen Fm	Formation	Dunlin Gp	2,874.5	2,973
Statfjord Gp	Group	—	2,973	3,002

Core cut in each unit

METRES CORED · AS THE DIRECTORATE FILES IT

The cores themselves, with their intervals →

Biostratigraphy reports and logs behind the picks

WDSS completion logpdf · 185 KB
Completion logpdf · 1.9 MB

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.

Developers: this page as JSON is GET /v1/data/norway/wells/1705, documented in the API reference.