NORWAY · WELLBORES · NPDID 100
31/3-2
Exploration · Appraisal · P&A · Oil/gas · Norsk Hydro Produksjon AS · Troll · PL 085
The lithostratigraphic units 31/3-2 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 | — | 365 | 540 |
| Hordaland Gp | Group | — | 540 | 1,121 |
| No Formal Name | Formation | — | 540 | 605 |
| No Formal Name | Formation | — | 605 | 1,121 |
| Rogaland Gp | Group | — | 1,121 | 1,471 |
| Balder Fm | Formation | Rogaland Gp | 1,121 | 1,194 |
| Sele Fm | Formation | Rogaland Gp | 1,194 | 1,280 |
| Lista Fm | Formation | Rogaland Gp | 1,280 | 1,452 |
| Våle Fm | Formation | Rogaland Gp | 1,452 | 1,471 |
| Shetland Gp | Group | — | 1,471 | 1,533 |
| Cromer Knoll Gp | Group | — | 1,533 | 1,541 |
| Mime Fm | Formation | Cromer Knoll Gp | 1,533 | 1,541 |
| Viking Gp | Group | — | 1,541 | 1,939 |
| Draupne Fm | Formation | Viking Gp | 1,541 | 1,567 |
| Sognefjord Fm | Formation | Viking Gp | 1,567 | 1,706 |
| Heather Fm | Formation | Viking Gp | 1,706 | 1,725 |
| Fensfjord Fm | Formation | Viking Gp | 1,725 | 1,850.5 |
| Krossfjord Fm | Formation | Viking Gp | 1,850.5 | 1,929 |
| Heather Fm | Formation | Viking Gp | 1,929 | 1,939 |
| Brent Gp | Group | — | 1,939 | 2,005.5 |
| Tarbert Fm | Formation | Brent Gp | 1,939 | 1,952 |
| Ness Fm | Formation | Brent Gp | 1,952 | 1,966 |
| Etive Fm | Formation | Brent Gp | 1,966 | 2,005.5 |
| Dunlin Gp | Group | — | 2,005.5 | 2,090 |
| Drake Fm | Formation | Dunlin Gp | 2,005.5 | 2,090 |
Core cut in each unit
METRES CORED · AS THE DIRECTORATE FILES IT
- Viking Gp65.3
- Sognefjord Fm63.3
- Draupne Fm2
Biostratigraphy reports and logs behind the picks
- Composite logpdf · 316 KB
- WDSS completion logpdf · 211 KB
- Completion repor and Competion logpdf · 13.2 MB
- Biostrat. kerogen analysis by Stratlabpdf · 10.1 MB
- Petrophysical evaluationpdf · 1.9 MB
- Petrophysical evaluation encl 1pdf · 707 KB
- Core gamma surface logpdf · 148 KB
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/100, documented in the API reference.