Well Data Manager / Well Summary / 15/27a- 12

15/27a- 12

Decommissioned

Well Header

Well No
15/27a- 12
NSTA DEN No
24177
Well Name
--
Drill Seq No
12
Quadrant / Block
15 / 27 a
Surface Location
58.099344, 0.231358
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
CNOOC PETROLEUM EUROPE LIMITED
Original Operator
--
Sub Area Operator
CNOOC PETROLEUM EUROPE LIMITED
Licence No
P226
Licence Type
Production
Spud Date
2014-02-16
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

15/27a- 12 Original
Abandoned Phase 3 Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
L
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
22.250
Ground Elev (m)
--
Water Depth (m)
142.95
TD MD (m)
239.878
TD TVDSS (m)
217.627
TD Datum Depth (m)
22.250
TD Datum Type
Rotary Table
Spud Date
2014-02-16
TD Reached
2014-02-17
Completion Date
2014-02-18
Release Date
2018-02-18
15/27a- 12A Sidetrack A parent: 15/27a- 12
Abandoned Phase 3 View Log Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
L
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
22.250
Ground Elev (m)
--
Water Depth (m)
142.95
TD MD (m)
239.878
TD TVDSS (m)
217.627
TD Datum Depth (m)
22.250
TD Datum Type
Rotary Table
Spud Date
2014-02-18
TD Reached
2014-02-19
Completion Date
2014-02-24
Release Date
2018-02-24
15/27a- 12B Sidetrack B parent: 15/27a- 12A
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
L
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
28.042
Ground Elev (m)
--
Water Depth (m)
143.26
TD MD (m)
1907.438
TD TVDSS (m)
1847.926
TD Datum Depth (m)
28.042
TD Datum Type
Rotary Table
Spud Date
2014-11-02
TD Reached
2014-11-21
Completion Date
2014-12-05
Release Date
2018-12-05

Formation Tops (0)

No formation tops ingested for this well.

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
15/27a- 12 0 0 0 0 0 0 0 0 0
15/27a- 12A 0 0 0 0 0 0 0 0 0
15/27a- 12B 0 0 0 9 0 1 0 0 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/27a- 12B Oil shows OS Forties Sandstone Member 1621.8408000000002 -- 70 m thick

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/27a- 12A 165.20159912109375 215.9508056640625 4 0 2026-08-06 08:36:08.632113+00 View Log
15/27a- 12B 171.297607421875 1896.0084228515625 9 0 2026-08-06 08:36:08.905947+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/27a- 12A
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
deep_resistivity RES_DEP OGA Batch Unzipped 165.2016 215.95080000000002 334
gamma_ray GR OGA Batch Unzipped 165.2016 215.95080000000002 334
med_resistivity RES_MED OGA Batch Unzipped 165.2016 215.95080000000002 334
shallow_resistivity RES_SLW OGA Batch Unzipped 165.2016 215.95080000000002 334
15/27a- 12B
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 1078.992 1870.8624000000002 5196
caliper CALI OGA Batch Unzipped 1078.992 1871.1672 5181
comp_sonic DT OGA Batch Unzipped 1116.1776 1881.8352 4990
deep_resistivity RES_DEP OGA Batch Unzipped 171.29760000000002 1896.0084000000002 7263
density_correction DENC OGA Batch Unzipped 1078.992 1870.8624000000002 5196
gamma_ray GR OGA Batch Unzipped 171.29760000000002 1896.0084000000002 11311
med_resistivity RES_MED OGA Batch Unzipped 171.29760000000002 1896.0084000000002 11309
neutron_por NEU OGA Batch Unzipped 1078.992 1869.0336000000002 5178
shallow_resistivity RES_SLW OGA Batch Unzipped 171.29760000000002 1896.0084000000002 11309

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/27a- 12 0 -- -- --
15/27a- 12A 6 239.878 217.626 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_27a- 12A\WELL_PATH\WDD_QC\15_27a-_12A_wdd_WDD_FILE_242714615_DATACO_MAPPED.csv
15/27a- 12B 63 1907.438 1848.558 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_27a- 12B\WELL_PATH\WDD_QC\15_27a-_12B_wdd_WDD_FILE_241129559_DATACO_MAPPED.csv
15/27a- 12B 63 1907.438 1848.558 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_27a- 12B\WELL_PATH\WDD_QC\15_27a-_12B_wdd_WDD_FILE_242715337_DATACO_MAPPED.csv

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