34/7-31 A

Exploration · Appraisal · P&A · Oil · Norsk Hydro Produksjon AS · Vigdis · PL 089

The lithostratigraphic units 34/7-31 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	—	233	1,062
Utsira Fm	Formation	Nordland Gp	1,057	1,062
Hordaland Gp	Group	—	1,062	1,700
No Formal Name	Formation	—	1,268	1,301
No Formal Name	Formation	—	1,301	1,470
No Formal Name	Formation	—	1,470	1,482
No Formal Name	Formation	—	1,482	1,700
Rogaland Gp	Group	—	1,700	1,892
Balder Fm	Formation	Rogaland Gp	1,700	1,738
Lista Fm	Formation	Rogaland Gp	1,738	1,892
Shetland Gp	Group	—	1,892	2,815
Jorsalfare Fm	Formation	Shetland Gp	1,892	2,175
Kyrre Fm	Formation	Shetland Gp	2,175	2,815
Cromer Knoll Gp	Group	—	2,815	2,830
Rødby Fm	Formation	Cromer Knoll Gp	2,815	2,820
Mime Fm	Formation	Cromer Knoll Gp	2,820	2,830
Viking Gp	Group	—	2,830	3,385.5
Intra Draupne Fm Ss	Formation	Viking Gp	2,830	3,090
Draupne Fm	Formation	Viking Gp	3,090	3,105
Heather Fm	Formation	Viking Gp	3,105	3,385.5
Cromer Knoll Gp	Group	—	3,385.5	3,395
Mime Fm	Formation	Cromer Knoll Gp	3,385.5	3,392.5
Rødby Fm	Formation	Cromer Knoll Gp	3,392.5	3,395
Shetland Gp	Group	—	3,395	3,454
Kyrre Fm	Formation	Shetland Gp	3,395	3,454

Biostratigraphy reports and logs behind the picks

Completion logpdf · 5.5 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/4301, documented in the API reference.