The lithostratigraphic units 3/8-1 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 | — | 107.5 | 1,215 |
| Hordaland Gp | Group | — | 1,215 | 2,643 |
| Rogaland Gp | Group | — | 2,643 | 2,762 |
| Balder Fm | Formation | Rogaland Gp | 2,643 | 2,665 |
| Sele Fm | Formation | Rogaland Gp | 2,665 | 2,683 |
| Lista Fm | Formation | Rogaland Gp | 2,683 | 2,719 |
| Ty Fm | Formation | Rogaland Gp | 2,719 | 2,744 |
| Våle Fm | Formation | Rogaland Gp | 2,744 | 2,762 |
| Shetland Gp | Group | — | 2,762 | 3,130 |
| Ekofisk Fm | Formation | Shetland Gp | 2,762 | 2,824 |
| Tor Fm | Formation | Shetland Gp | 2,824 | 2,961 |
| Hod Fm | Formation | Shetland Gp | 2,961 | 3,114 |
| Hidra Fm | Formation | Shetland Gp | 3,114 | 3,130 |
| Cromer Knoll Gp | Group | — | 3,130 | 3,286 |
| Sola Fm | Formation | Cromer Knoll Gp | 3,130 | 3,162 |
| Tuxen Fm | Formation | Cromer Knoll Gp | 3,162 | 3,208 |
| Åsgard Fm | Formation | Cromer Knoll Gp | 3,208 | 3,286 |
| Tyne Gp | Group | — | 3,286 | 3,563 |
| Mandal Fm | Formation | Tyne Gp | 3,286 | 3,305 |
| Farsund Fm | Formation | Tyne Gp | 3,305 | 3,465 |
| Haugesund Fm | Formation | Tyne Gp | 3,465 | 3,563 |
| Zechstein Gp | Group | — | 3,563 | 4,020.5 |
| Kupferschiefer Fm | Formation | Zechstein Gp | 4,019 | 4,020.5 |
| Rotliegend Gp | Group | — | 4,020.5 | 4,070 |
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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