NORWAY · WELLBORES · NPDID 398

31/2-1

Exploration · Wildcat · Suspended · Oil/gas · A/S Norske Shell · Troll · PL 054

8 documents: reports, logs, and plots →

31/2-1 was cored 18 times, 183.6 m in all between 1,450 and 1,662.7 m.

18
cores
183.6
metres cored in all
76
photographs of 18 cores

SODIR FACTPAGES · PLACED BY DEPTH IN THIS WELLBORE

Core log

DEPTHFORMATIONCOREPHOTOSTHINSEC.SLIDESTESTS1,4501,453.5Sognefjord Fm, 1,450 to 1,453.5 mSognefjord FmCore 1, 1,450 to 1,453.5 m. Open the core.Core 11,450 to 1,452 m: 1 photo. Open.11,452 to 1,453 m: 1 photo. Open.1,455.5Sognefjord Fm, 1,454 to 1,455.5 mSognefjord FmCore 2, 1,454 to 1,455.5 m. Open the core.Core 21,454 to 1,455 m: 1 photo. Open.11.1 m not cored1,456.61,465.6Sognefjord Fm, 1,456.6 to 1,465.6 mSognefjord FmCore 3, 1,456.6 to 1,465.6 m. Open the core.Core 31,373 to 1,474 m: 5 photos. Open.51,474.6Sognefjord Fm, 1,465.6 to 1,474.6 mSognefjord FmCore 4, 1,465.6 to 1,474.6 m. Open the core.Core 41,465 to 1,468 m: 1 photo. Open.1,468 to 1,471 m: 1 photo. Open.1,471 to 1,473 m: 1 photo. Open.1,485.6Sognefjord Fm, 1,474.6 to 1,485.6 mSognefjord FmCore 5, 1,474.6 to 1,485.6 m. Open the core.Core 51,474 to 1,477 m: 1 photo. Open.1,477 to 1,480 m: 1 photo. Open.1,480 to 1,482 m: 1 photo. Open.1,482 to 1,485 m: 1 photo. Open.1,485 to 1,486 m: 1 photo. Open.2.4 m not cored1,4881,493.3Sognefjord Fm, 1,488 to 1,493.3 mSognefjord FmCore 6, 1,488 to 1,493.3 m. Open the core.Core 61,488 to 1,490 m: 1 photo. Open.1,490 to 1,493 m: 1 photo. Open.120.7 m not cored1,5141,521.8Sognefjord Fm, 1,514 to 1,521.8 mSognefjord FmCore 7, 1,514 to 1,521.8 m. Open the core.Core 71,514 to 1,516 m: 1 photo. Open.1,516 to 1,519 m: 1 photo. Open.1,519 to 1,521 m: 1 photo. Open.1.8 m not cored1,523.61,532.7Sognefjord Fm, 1,523.6 to 1,531.5 mSognefjord FmHeather Fm, 1,531.5 to 1,532.7 mCore 8, 1,523.6 to 1,532.7 m. Open the core.Core 81,523 to 1,526 m: 1 photo. Open.1,526 to 1,529 m: 1 photo. Open.1,529 to 1,531 m: 1 photo. Open.1,541.8Heather Fm, 1,533 to 1,541.8 mHeather FmCore 9, 1,533 to 1,541.8 m. Open the core.Core 91,533 to 1,535 m: 1 photo. Open.1,535 to 1,538 m: 1 photo. Open.1,538 to 1,541 m: 1 photo. Open.1,541 to 1,542 m: 1 photo. Open.1,559Heather Fm, 1,542 to 1,559 mHeather FmCore 10, 1,542 to 1,559 m. Open the core.Core 1017 m1,542 to 1,544 m: 1 photo. Open.1,544 to 1,547 m: 1 photo. Open.1,547 to 1,550 m: 1 photo. Open.1,550 to 1,552 m: 1 photo. Open.1,552 to 1,555 m: 1 photo. Open.1,555 to 1,558 m: 1 photo. Open.1,558 to 1,559 m: 1 photo. Open.1 m not cored1,5601,577.4Heather Fm, 1,560 to 1,577.4 mHeather FmCore 11, 1,560 to 1,577.4 m. Open the core.Core 1117.4 m1,560 to 1,562 m: 1 photo. Open.1,562 to 1,565 m: 1 photo. Open.1,565 to 1,568 m: 1 photo. Open.1,568 to 1,570 m: 1 photo. Open.1,570 to 1,573 m: 1 photo. Open.1,573 to 1,576 m: 1 photo. Open.1,576 to 1,577 m: 1 photo. Open.1,595.5Heather Fm, 1,577.4 to 1,594.5 mHeather FmFensfjord Fm, 1,594.5 to 1,595.5 mCore 12, 1,577.4 to 1,595.5 m. Open the core.Core 1218.1 m1,577 to 1,580 m: 1 photo. Open.1,580 to 1,582 m: 1 photo. Open.1,582 to 1,585 m: 1 photo. Open.1,585 to 1,588 m: 1 photo. Open.1,588 to 1,590 m: 1 photo. Open.1,590 to 1,593 m: 1 photo. Open.1,593 to 1,595 m: 1 photo. Open.1,613.5Fensfjord Fm, 1,595.5 to 1,613.5 mFensfjord FmCore 13, 1,595.5 to 1,613.5 m. Open the core.Core 1318 m1,595 to 1,598 m: 1 photo. Open.1,598 to 1,600 m: 1 photo. Open.1,600 to 1,603 m: 1 photo. Open.1,603 to 1,606 m: 1 photo. Open.1,606 to 1,609 m: 1 photo. Open.1,609 to 1,611 m: 1 photo. Open.1,611 to 1,613 m: 1 photo. Open.1,616.6Fensfjord Fm, 1,613.5 to 1,616.6 mFensfjord FmCore 14, 1,613.5 to 1,616.6 m. Open the core.Core 141,613 to 1,616 m: 1 photo. Open.11,616 to 1,617 m: 1 photo. Open.0.9 m not cored1,617.51,634.1Fensfjord Fm, 1,617.5 to 1,634.1 mFensfjord FmCore 15, 1,617.5 to 1,634.1 m. Open the core.Core 1516.6 m1,620 to 1,622 m: 1 photo. Open.1,622 to 1,625 m: 1 photo. Open.1,625 to 1,628 m: 1 photo. Open.1,628 to 1,631 m: 1 photo. Open.1,631 to 1,633 m: 1 photo. Open.1,633 to 1,634 m: 1 photo. Open.1,638.4Fensfjord Fm, 1,634.1 to 1,638.4 mFensfjord FmCore 16, 1,634.1 to 1,638.4 m. Open the core.Core 161,634 to 1,636 m: 1 photo. Open.1,636 to 1,638 m: 1 photo. Open.11,652.1Fensfjord Fm, 1,638.4 to 1,652.1 mFensfjord FmCore 17, 1,638.4 to 1,652.1 m. Open the core.Core 1713.7 m1,638 to 1,641 m: 1 photo. Open.1,641 to 1,643 m: 1 photo. Open.1,643 to 1,646 m: 1 photo. Open.1,646 to 1,649 m: 1 photo. Open.1,649 to 1,651 m: 1 photo. Open.1,651 to 1,652 m: 1 photo. Open.1,662.7 mFensfjord Fm, 1,652.3 to 1,662.7 mFensfjord FmCore 18, 1,652.3 to 1,662.7 m. Open the core.Core 181,652 to 1,655 m: 1 photo. Open.1,655 to 1,657 m: 1 photo. Open.1,657 to 1,660 m: 1 photo. Open.1,660 to 1,663 m: 1 photo. Open.

Core by core

CoreTopBaseLengthInPhotosThin sectionsSlides from coreTestsSample available
Core 1 →1,450 m1,453.5 m3.5Sognefjord Fm———Yes
Core 2 →1,454 m1,455.5 m1.5Sognefjord Fm———Yes
Core 3 →1,456.6 m1,465.6 m9Sognefjord Fm———Yes
Core 4 →1,465.6 m1,474.6 m9Sognefjord Fm———Yes
Core 5 →1,474.6 m1,485.6 m11Sognefjord Fm———Yes
Core 6 →1,488 m1,493.3 m5.3Sognefjord Fm———Yes
Core 7 →1,514 m1,521.8 m7.8Sognefjord Fm———Yes
Core 8 →1,523.6 m1,532.7 m9.1Sognefjord Fm, Heather Fm———Yes
Core 9 →1,533 m1,541.8 m8.8Heather Fm———Yes
Core 10 →1,542 m1,559 m17Heather Fm———Yes
Core 11 →1,560 m1,577.4 m17.4Heather Fm———Yes
Core 12 →1,577.4 m1,595.5 m18.1Heather Fm, Fensfjord Fm———Yes
Core 13 →1,595.5 m1,613.5 m18Fensfjord Fm———Yes
Core 14 →1,613.5 m1,616.6 m3.1Fensfjord Fm———Yes
Core 15 →1,617.5 m1,634.1 m16.6Fensfjord Fm———Yes
Core 16 →1,634.1 m1,638.4 m4.3Fensfjord Fm———Yes
Core 17 →1,638.4 m1,652.1 m13.7Fensfjord Fm———Yes
Core 18 →1,652.3 m1,662.7 m10.4Fensfjord Fm———Yes

Seeing the cores themselves

The cores are held by the Norwegian Offshore Directorate in its Geobank, which has rooms for viewing and sampling by booking.

The Directorate's Geobank: viewing and sampling →

About this data

Norwegian Offshore Directorate (Sodir) FactPages, mirrored nightly and used under the Norwegian Licence for Open Government Data (NLOD). The Directorate files each core as an interval and nothing against it. The log places everything else on file for the wellbore inside the core whose interval contains its depth: photographs by the interval in their title, thin sections and slides by their depth, tests by overlap, formations by this wellbore's own tops. Core depths are driller's depths, so a mark at the very edge of a core can belong to its neighbor. Only slides made from core are shown; slides from cuttings at the same depths are on the Samples tab.

Developers: this page as JSON is GET /v1/data/norway/wells/398/cores, documented in the API reference.