15/12-13 B

Exploration · Appraisal · P&A · Oil/gas · Pertra AS (OLD) · Rev · PL 038

The lithostratigraphic units 15/12-13 B 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	—	105	1,240
Utsira Fm	Formation	Nordland Gp	1,048	1,240
Hordaland Gp	Group	—	1,240	2,277
Rogaland Gp	Group	—	2,277	2,520
Balder Fm	Formation	Rogaland Gp	2,277	2,285
Sele Fm	Formation	Rogaland Gp	2,285	2,344
Lista Fm	Formation	Rogaland Gp	2,344	2,520
Shetland Gp	Group	—	2,520	2,756
Cromer Knoll Gp	Group	—	2,756	2,877.3
Viking Gp	Group	—	2,877.3	2,963
Draupne Fm	Formation	Viking Gp	2,877.3	2,938.8
Heather Fm	Formation	Viking Gp	2,938.8	2,951
Intra Heather Fm Ss	Formation	Viking Gp	2,951	2,963
Vestland Gp	Group	—	2,963	3,092
Hugin Fm	Formation	Vestland Gp	2,963	3,092
No Group Defined	Group	—	3,092	3,151
Skagerrak Fm	Formation	Hegre Gp	3,092	3,151

Biostratigraphy reports and logs behind the picks

Composite logpdf · 313 KB
Completion logpdf · 1.3 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/4759, documented in the API reference.