Well Data Manager / Well Summary / 21/01b- 17

21/01b- 17

Decommissioned

Well Header

Well No
21/01b- 17
NSTA DEN No
5193
Well Name
--
Drill Seq No
17
Quadrant / Block
21 / 1 b
Surface Location
57.863476, 0.124458
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
SHELL U.K. LIMITED
Original Operator
--
Sub Area Operator
SHELL U.K. LIMITED
Licence No
P740
Licence Type
Production
Spud Date
1994-02-10
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/01b- 17 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
115.52
TD MD (m)
4108.094
TD TVDSS (m)
0.000
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1994-02-10
TD Reached
1994-03-26
Completion Date
1994-03-27
Release Date
1998-03-27

Formation Tops (48)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/01b- 17 Nordland Cenozoic 141.000 116.006 BGS LithoStrat Upper
Nordland Cenozoic 1006.000 981.006 BGS LithoStrat Upper
Hordaland Cenozoic 1195.000 1170.006 BGS LithoStrat Upper
Hordaland Cenozoic 1244.000 1219.006 BGS LithoStrat Upper
Hordaland Cenozoic 1256.000 1231.006 BGS LithoStrat Upper
Balder Formation Equivalent Cenozoic 1307.000 1282.006 BGS LithoStrat Upper
Rogaland Sandstone Formation 1442.000 1417.006 BGS LithoStrat Upper
Sele Mesozoic 1531.000 1506.006 BGS LithoStrat Upper
Sele Mesozoic 1542.000 1517.006 BGS LithoStrat Upper
Forties Mesozoic 1546.000 1521.006 BGS LithoStrat Upper
Forties Mesozoic 1573.000 1548.006 BGS LithoStrat Upper
Lista Mesozoic 1584.000 1559.006 BGS LithoStrat Upper
Forties Mesozoic 1665.000 1640.006 BGS LithoStrat Upper
Lista Mesozoic 1678.000 1653.006 BGS LithoStrat Upper
Andrew Cenozoic 1732.000 1707.006 BGS LithoStrat Upper
Andrew Cenozoic 2304.000 2279.006 BGS LithoStrat Upper
Maureen Mesozoic 2310.000 2285.006 BGS LithoStrat Upper
Ekofisk Unit 1 2322.000 2297.006 BGS LithoStrat Upper
Ekofisk Unit 1 2329.000 2304.006 BGS LithoStrat Upper
Ekofisk Unit 2 2341.000 2316.006 BGS LithoStrat Upper
Ekofisk Unit 2 2359.000 2334.006 BGS LithoStrat Upper
Ekofisk Unit 3 2365.000 2340.006 BGS LithoStrat Upper
Tor Mesozoic 2369.000 2344.006 BGS LithoStrat Upper
Tor Mesozoic 2438.000 2413.006 BGS LithoStrat Upper
Flounder Mesozoic 2459.000 2434.006 BGS LithoStrat Upper
Flounder Mesozoic 2475.000 2450.006 BGS LithoStrat Upper
Herring Mesozoic 2743.000 2718.006 BGS LithoStrat Upper
Plenus Marl 2794.000 2769.006 BGS LithoStrat Upper
Hidra Mesozoic 2804.000 2779.006 BGS LithoStrat Upper
Upper Valhall B Member 2855.000 2830.006 BGS LithoStrat Upper
Upper Valhall A Member 2932.000 2907.006 BGS LithoStrat Upper
Upper Valhall A Member 2941.000 2916.006 BGS LithoStrat Upper
Upper Valhall A Member 2960.000 2935.006 BGS LithoStrat Upper
Upper Valhall A Member 3030.000 3005.006 BGS LithoStrat Upper
Lower Valhall C Member 3045.000 3020.006 BGS LithoStrat Upper
Lower Valhall C Member 3047.000 3022.006 BGS LithoStrat Upper
Lower Valhall B Member 3192.000 3167.006 BGS LithoStrat Upper
Lower Valhall B Member 3237.000 3212.006 BGS LithoStrat Upper
Lower Valhall B Member 3353.000 3328.006 BGS LithoStrat Upper
Lower Valhall B Member 3459.000 3434.006 BGS LithoStrat Upper
Lower Valhall B Member 3780.000 3755.006 BGS LithoStrat Upper
Lower Valhall B Member 3883.000 3858.006 BGS LithoStrat Upper
Lower Valhall B Member 4019.000 3994.006 BGS LithoStrat Upper
Lower Valhall A Member 4027.000 4002.006 BGS LithoStrat Upper
Lower Valhall A Member 4029.000 4004.006 BGS LithoStrat Upper
Kimmeridge Clay 4075.000 4050.006 BGS LithoStrat Upper
Kimmeridge Clay 4089.000 4064.006 BGS LithoStrat Upper
Smith Bank Mesozoic 4126.000 4101.006 BGS LithoStrat Upper

Lithology Intervals

No lithology intervals ingested for this well.

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
21/01b- 17 0 0 0 48 48 2 0 1 0 View

Hydrocarbon Occurrence (16)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/01b- 17 Oil shows OS Andrew Sandstone unit 1732.1784 -- 572 m thick
21/01b- 17 Oil shows OS EKO1 2322.2712 -- 6 m thick
21/01b- 17 Oil shows OS EKO1 2328.672 -- 12 m thick
21/01b- 17 Oil shows OS EKO2 2340.864 -- 18 m thick
21/01b- 17 Oil shows OS EKO2 2359.152 -- 6 m thick
21/01b- 17 Oil shows OS EKO3 2364.9432 -- 4 m thick
21/01b- 17 Oil shows OS Tor Formation 2368.9056 -- 69 m thick
21/01b- 17 Oil shows OS Tor Formation 2438.4 -- 21 m thick
21/01b- 17 Oil shows OS Flounder Formation 2459.4312 -- 16 m thick
21/01b- 17 Oil shows OS UVAA 3029.712 -- 16 m thick
21/01b- 17 Oil shows OS LVAC 3045.2568 -- 2 m thick
21/01b- 17 Oil shows OS LVAB 3352.8 -- 107 m thick
21/01b- 17 Mixed shows OGS LVAA 4027.3224 -- 1 m thick
21/01b- 17 Mixed shows OGS LVAA 4028.5416 -- 47 m thick
21/01b- 17 Mixed shows OGS Kimmeridge Clay Formation 4075.1760000000004 -- 14 m thick
21/01b- 17 Mixed shows OGS Kimmeridge Clay Formation 4088.8920000000003 -- 37 m thick

Rock Samples (1)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/01b- 17 Cuttings 999.74 4133.09 -- -- --

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/01b- 17 0 -- -- --

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