33/12-8 A

Exploration · Wildcat · P&A · Oil/gas · Statoil ASA (old) · Gullfaks Sør · PL 152

The lithostratigraphic units 33/12-8 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
Nordland Gp	Group	—	168	931
Utsira Fm	Formation	Nordland Gp	840	931
Hordaland Gp	Group	—	931	1,807
Rogaland Gp	Group	—	1,807	2,030
Balder Fm	Formation	Rogaland Gp	1,807	1,885
Lista Fm	Formation	Rogaland Gp	1,885	2,030
Shetland Gp	Group	—	2,030	2,648.5
Viking Gp	Group	—	2,648.5	2,866
Heather Fm	Formation	Viking Gp	2,648.5	2,866
Brent Gp	Group	—	2,866	3,630
Tarbert Fm	Formation	Brent Gp	2,866	3,127
Ness Fm	Formation	Brent Gp	3,127	3,182
Tarbert Fm	Formation	Brent Gp	3,182	3,630
Viking Gp	Group	—	3,630	3,901.5
Heather Fm	Formation	Viking Gp	3,630	3,901.5
Brent Gp	Group	—	3,901.5	4,167
Tarbert Fm	Formation	Brent Gp	3,901.5	4,167
Viking Gp	Group	—	4,167	4,553.5
Heather Fm	Formation	Viking Gp	4,167	4,553.5
Brent Gp	Group	—	4,553.5	5,098
Tarbert Fm	Formation	Brent Gp	4,553.5	4,770
Ness Fm	Formation	Brent Gp	4,770	5,041
Etive Fm	Formation	Brent Gp	5,041	5,075
Rannoch Fm	Formation	Brent Gp	5,075	5,098

Biostratigraphy reports and logs behind the picks

Composite logpdf · 568 KB
Completion logpdf · 2.2 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/4532, documented in the API reference.