30/9-20 S

Exploration · Wildcat · P&A · Oil · Norsk Hydro Produksjon AS · Oseberg Sør · PL 104

The lithostratigraphic units 30/9-20 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	—	125	873.5
No Formal Name	Formation	—	590	607
No Formal Name	Formation	—	607	665
Utsira Fm	Formation	Nordland Gp	665	706
No Formal Name	Formation	—	706	873.5
Hordaland Gp	Group	—	873.5	2,075
Skade Fm	Formation	Hordaland Gp	902	920
No Formal Name	Formation	—	920	960
Skade Fm	Formation	Hordaland Gp	960	991
No Formal Name	Formation	—	991	1,215
No Formal Name	Formation	—	1,215	1,247
No Formal Name	Formation	—	1,247	1,300
No Formal Name	Formation	—	1,300	1,340
No Formal Name	Formation	—	1,340	1,436
No Formal Name	Formation	—	1,436	1,449
No Formal Name	Formation	—	1,449	1,579
Grid Fm	Formation	Hordaland Gp	1,579	1,613
No Formal Name	Formation	—	1,613	2,075
Rogaland Gp	Group	—	2,075	2,360.5
Balder Fm	Formation	Rogaland Gp	2,075	2,132
Sele Fm	Formation	Rogaland Gp	2,132	2,181
Lista Fm	Formation	Rogaland Gp	2,181	2,283
Våle Fm	Formation	Rogaland Gp	2,283	2,360.5
Shetland Gp	Group	—	2,360.5	2,703
Hardråde Fm	Formation	Shetland Gp	2,360.5	2,588
Kyrre Fm	Formation	Shetland Gp	2,588	2,629
Svarte Fm	Formation	Shetland Gp	2,629	2,703
Cromer Knoll Gp	Group	—	2,703	2,750
Rødby Fm	Formation	Cromer Knoll Gp	2,703	2,734
Åsgard Fm	Formation	Cromer Knoll Gp	2,734	2,750
Viking Gp	Group	—	2,750	2,806
Draupne Fm	Formation	Viking Gp	2,750	2,751
Intra Heather Fm Ss	Formation	Viking Gp	2,751	2,806
Brent Gp	Group	—	2,806	3,072
Tarbert Fm	Formation	Brent Gp	2,806	2,922.5
Ness Fm	Formation	Brent Gp	2,922.5	3,072
Dunlin Gp	Group	—	3,072	3,124
Drake Fm	Formation	Dunlin Gp	3,072	3,124

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

Composite logpdf · 410 KB
Completion logpdf · 2.8 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/4463, documented in the API reference.