NORWAY · WELLBORES · NPDID 7388
25/8-18 S
Exploration · Appraisal · P&A · Oil · Statoil Petroleum AS · Breidablikk · PL 169
The lithostratigraphic units 25/8-18 S 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 | — | 152.5 | 1,034 |
| Utsira Fm | Formation | Nordland Gp | 713 | 1,034 |
| Hordaland Gp | Group | — | 1,034 | 1,698 |
| Skade Fm | Formation | Hordaland Gp | 1,078 | 1,698 |
| Rogaland Gp | Group | — | 1,698 | 1,860 |
| Balder Fm | Formation | Rogaland Gp | 1,698 | 1,725 |
| Sele Fm | Formation | Rogaland Gp | 1,725 | 1,730 |
| Lista Fm | Formation | Rogaland Gp | 1,730 | 1,759 |
| Heimdal Fm | Formation | Rogaland Gp | 1,759 | 1,815 |
| Lista Fm | Formation | Rogaland Gp | 1,815 | 1,854 |
| Våle Fm | Formation | Rogaland Gp | 1,854 | 1,860 |
| Shetland Gp | Group | — | 1,860 | 1,890 |
| Ekofisk Fm | Formation | Shetland Gp | 1,860 | 1,865 |
| Tor Fm | Formation | Shetland Gp | 1,865 | 1,890 |
Core cut in each unit
METRES CORED · AS THE DIRECTORATE FILES IT
- Rogaland Gp48.5
- Heimdal Fm27.1
- Lista Fm21.4
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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