25/11-19 SR

Exploration · Appraisal · P&A · Oil/gas · Esso Exploration and Production Norway A/S · Balder · PL 001

The lithostratigraphic units 25/11-19 SR 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	—	154	763
Utsira Fm	Formation	Nordland Gp	597	713
No Formal Name	Formation	—	713	763
Hordaland Gp	Group	—	763	1,791.9
Skade Fm	Formation	Hordaland Gp	763	953
No Formal Name	Formation	—	953	1,077
Skade Fm	Formation	Hordaland Gp	1,077	1,087
No Formal Name	Formation	—	1,087	1,169
Skade Fm	Formation	Hordaland Gp	1,169	1,190
No Formal Name	Formation	—	1,190	1,791.9
Rogaland Gp	Group	—	1,791.9	2,044.6
Balder Fm	Formation	Rogaland Gp	1,791.9	1,822.8
Intra Balder Fm Ss	Formation	Rogaland Gp	1,822.8	1,833.1
Balder Fm	Formation	Rogaland Gp	1,833.1	1,864.6
Sele Fm	Formation	Rogaland Gp	1,864.6	1,890.8
Hermod Fm	Formation	Rogaland Gp	1,890.8	1,893.2
Sele Fm	Formation	Rogaland Gp	1,893.2	1,897.1
Hermod Fm	Formation	Rogaland Gp	1,897.1	1,985
Sele Fm	Formation	Rogaland Gp	1,985	1,995.6
Lista Fm	Formation	Rogaland Gp	1,995.6	2,044.6
Shetland Gp	Group	—	2,044.6	2,137
Ekofisk Fm	Formation	Shetland Gp	2,044.6	2,050
Tor Fm	Formation	Shetland Gp	2,050	2,085
Hod Fm	Formation	Shetland Gp	2,085	2,137
Cromer Knoll Gp	Group	—	2,137	2,168
Viking Gp	Group	—	2,168	2,200
Draupne Fm	Formation	Viking Gp	2,168	2,200
Statfjord Gp	Group	—	2,200	2,250

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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