16/12a- 25

Decommissioned

Well Header

Well No
16/12a- 25
NSTA DEN No
8765
Well Name
--
Drill Seq No
25
Quadrant / Block
16 / 12 a
Surface Location
58.540882, 1.266873
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Original Operator
--
Sub Area Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Licence No
P212
Licence Type
Production
Spud Date
2003-07-12
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (5)

16/12a- 25 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
SP1
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
127.10
TD MD (m)
4540.606
TD TVDSS (m)
4515.612
TD Datum Depth (m)
24.994
TD Datum Type
Rotary Table
Spud Date
2003-07-12
TD Reached
2003-09-12
Completion Date
2004-10-05
Release Date
2008-10-05
16/12a- 25W Sidetrack W parent: 16/12a- 25X
Abandoned Phase 3 View Log Survey
Current Intent
Development
Original Intent
Development
Flow Class
Dry Hole
Dev Type
Injector
Convention
--
Primary Target
SW1
Well Seq
WB5
Datum Type
Rotary Table
Datum Elev (m)
26.518
Ground Elev (m)
--
Water Depth (m)
127.10
TD MD (m)
4924.349
TD TVDSS (m)
4897.831
TD Datum Depth (m)
26.518
TD Datum Type
Rotary Table
Spud Date
2006-03-08
TD Reached
2006-03-20
Completion Date
2006-03-22
Release Date
2010-03-22
16/12a- 25X Sidetrack X parent: 16/12a- 25Y
Current Intent
Development
Original Intent
Development
Flow Class
Dry Hole
Dev Type
Injector
Convention
--
Primary Target
X
Well Seq
WB4
Datum Type
Rotary Table
Datum Elev (m)
26.518
Ground Elev (m)
--
Water Depth (m)
127.10
TD MD (m)
5012.440
TD TVDSS (m)
4985.922
TD Datum Depth (m)
26.518
TD Datum Type
Rotary Table
Spud Date
2005-01-05
TD Reached
2005-01-28
Completion Date
2005-02-12
Release Date
2009-02-12
16/12a- 25Y Sidetrack Y parent: 16/12a- 25Z
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
Z
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
26.518
Ground Elev (m)
--
Water Depth (m)
127.10
TD MD (m)
5082.540
TD TVDSS (m)
5056.022
TD Datum Depth (m)
26.518
TD Datum Type
Rotary Table
Spud Date
2004-12-08
TD Reached
2005-01-01
Completion Date
2005-01-05
Release Date
2009-01-05
16/12a- 25Z Sidetrack Z parent: 16/12a- 25
Abandoned Phase 3 Survey
Current Intent
Development
Original Intent
Development
Flow Class
Dry Hole
Dev Type
Producer
Convention
--
Primary Target
Z
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
127.10
TD MD (m)
4747.260
TD TVDSS (m)
4720.742
TD Datum Depth (m)
24.994
TD Datum Type
Rotary Table
Spud Date
2004-10-05
TD Reached
2004-11-23
Completion Date
2004-12-08
Release Date
2008-12-08

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
16/12a- 25 0 0 0 0 0 0 0 1 0 View
16/12a- 25W 0 0 0 0 0 0 0 0 0
16/12a- 25X 0 0 0 0 0 0 0 1 0 View
16/12a- 25Y 0 0 0 0 0 0 0 1 0 View
16/12a- 25Z 0 0 0 0 0 0 0 0 0

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/12a- 25 Cuttings 532.79 4538.47 -- -- wet samples in as 16/12a-25 SP1
16/12a- 25X Cuttings 4824.98 4985.92 -- -- wet samples - in as 16/12a-25x(SW1)
16/12a- 25Y Cuttings 4965.19 5081.02 -- -- wet samples - in as 16/12a-25y(SW1)

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/12a- 25 53.94960021972656 4546.09228515625 11 0 2026-08-06 09:08:16.879829+00 View Log
16/12a- 25W 3877.055908203125 4902.5556640625 6 0 2026-08-06 09:08:28.238106+00 View Log
16/12a- 25X 4754.8798828125 4968.087890625 7 0 2026-08-06 09:08:29.640678+00 View Log
16/12a- 25Y 4909.56591796875 5064.404296875 9 0 2026-08-06 09:08:30.117978+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/12a- 25
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bit_size BIT Energective CorrectedLOGS 4220.1084 4317.6444 641
bulk_density LDL Energective CorrectedLOGS 4178.808 4526.7372000000005 2284
bulk_density DEN OGA Batch Unzipped 4176.3696 4527.4992 2305
cable_tension TNS Energective CorrectedLOGS 4175.76 4555.9980000000005 2496
caliper CLD Energective CorrectedLOGS 4175.76 4526.5848000000005 2303
caliper CALI OGA Batch Unzipped 3810.3048000000003 4525.8228 4693
comp_sonic DT OGA Batch Unzipped 4176.3696 4533.595200000001 2345
comp_sonic DTC Energective CorrectedLOGS 4179.570000000001 4532.9856 2320
deep_resistivity AO90 Energective CorrectedLOGS 4176.9792 4536.948 2363
deep_resistivity RES_DEP OGA Batch Unzipped 4176.3696 4540.6056 2391
deep_resistivity AT90 Energective CorrectedLOGS 4175.76 4534.5096 2355
deep_resistivity AF90 Energective CorrectedLOGS 4220.1084 4317.6444 641
density_correction DENC OGA Batch Unzipped 4176.3696 4526.280000000001 2297
density_correction DRH Energective CorrectedLOGS 4175.76 4512.1068000000005 2208
gamma_ray GRI Energective CorrectedLOGS 53.949600000000004 4519.4220000000005 29257
gamma_ray CGR Energective CorrectedLOGS 4175.76 4511.3448 2203
gamma_ray GR OGA Batch Unzipped 152.0952 4535.5764 28718
med_resistivity RES_MED OGA Batch Unzipped 4176.3696 4540.6056 2391
med_resistivity AF30 Energective CorrectedLOGS 4220.1084 4317.6444 641
med_resistivity AT20 Energective CorrectedLOGS 4175.76 4533.747600000001 2350
med_resistivity AO30 Energective CorrectedLOGS 4180.332 4535.1192 2329
med_resistivity AT30 Energective CorrectedLOGS 4175.76 4532.5284 2342
med_resistivity AT60 Energective CorrectedLOGS 4175.76 4534.5096 2355
micro_resistivity RES_MIC OGA Batch Unzipped 4176.3696 4540.6056 2391
neutron_por NEU OGA Batch Unzipped 4176.3696 4520.7936 2261
neutron_por CNLC Energective CorrectedLOGS 4178.808 4512.4116 2190
pef PEF Energective CorrectedLOGS 4183.0752 4512.2592 2161
shallow_resistivity AO10 Energective CorrectedLOGS 4178.9604 4534.3572 2333
shallow_resistivity AF10 Energective CorrectedLOGS 4220.1084 4317.6444 641
shallow_resistivity AT10 Energective CorrectedLOGS 4175.76 4546.092000000001 2431
shallow_resistivity RES_SLW OGA Batch Unzipped 4176.3696 4540.6056 2391
tvdss SS Energective CorrectedLOGS 53.949600000000004 4556.1504 29543
16/12a- 25W
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density LRHO Energective CorrectedLOGS 4766.31 4900.5744 882
bulk_density LDL Energective CorrectedLOGS 4766.31 4900.5744 882
caliper CLD Energective CorrectedLOGS 4761.4332 4895.85 852
density_correction DRH Energective CorrectedLOGS 4766.31 4900.5744 882
gamma_ray GRLW Energective CorrectedLOGS 3877.056 4902.555600000001 6730
neutron_por LTNP Energective CorrectedLOGS 4760.976000000001 4896.7644 586
pef PEF Energective CorrectedLOGS 4766.31 4900.5744 882
rate_of_penetration ROP Energective CorrectedLOGS 3895.8012000000003 4924.348800000001 6750
shallow_resistivity AO10 Energective CorrectedLOGS 4766.1576000000005 4899.0504 688
tvdss SS Energective CorrectedLOGS 3877.056 4924.653600000001 6875
16/12a- 25X
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 4755.4896 4952.0856 1291
bulk_density LDL Energective CorrectedLOGS 4754.88 4952.5428 1298
deep_resistivity RT Energective CorrectedLOGS 4769.8152 4968.0876 1302
deep_resistivity RES_DEP OGA Batch Unzipped 4755.4896 4967.478 1392
density_correction DRH Energective CorrectedLOGS 4754.88 4951.9332 1281
density_correction DENC OGA Batch Unzipped 4755.4896 4952.0856 1291
gamma_ray GR OGA Batch Unzipped 4771.0344000000005 4967.3256 1289
gamma_ray GRI Energective CorrectedLOGS 4770.2724 4967.9352 1298
med_resistivity RES_MED OGA Batch Unzipped 4755.4896 4967.478 1392
neutron_por CNLC Energective CorrectedLOGS 4754.88 4951.476000000001 1291
neutron_por NEU OGA Batch Unzipped 4755.4896 4950.8664 1283
shallow_resistivity RES_SLW OGA Batch Unzipped 4755.4896 4967.478 1392
tvdss SS Energective CorrectedLOGS 4754.88 4968.240000000001 1401
16/12a- 25Y
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 4910.328 5048.4024 907
bulk_density LDL Energective CorrectedLOGS 4909.566 5049.012000000001 916
caliper CALI OGA Batch Unzipped 4910.328 5048.4024 907
caliper CLD Energective CorrectedLOGS 4909.566 5049.012000000001 916
deep_resistivity ILD Energective CorrectedLOGS 4924.8060000000005 5062.8804 907
deep_resistivity RES_DEP OGA Batch Unzipped 4925.568 5063.794800000001 908
deep_resistivity RT Energective CorrectedLOGS 4932.426 5064.0996000000005 865
density_correction DENC OGA Batch Unzipped 4910.328 5048.4024 907
density_correction DRH Energective CorrectedLOGS 4909.566 5049.012000000001 916
gamma_ray GR OGA Batch Unzipped 4925.568 5063.794800000001 908
gamma_ray GRI Energective CorrectedLOGS 4924.8060000000005 5064.4044 917
med_resistivity ILM Energective CorrectedLOGS 4924.8060000000005 5063.642400000001 912
med_resistivity RES_MED OGA Batch Unzipped 4925.568 5063.794800000001 908
neutron_por CNLC Energective CorrectedLOGS 4909.566 5047.9452 909
neutron_por NEU OGA Batch Unzipped 4910.328 5047.488 901
pef PEF Energective CorrectedLOGS 4909.566 5049.012000000001 916
shallow_resistivity RES_SLW OGA Batch Unzipped 4925.568 5063.794800000001 908
tvdss SS Energective CorrectedLOGS 4909.4136 5064.8616 1021

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/12a- 25 0 -- -- --
16/12a- 25W 0 -- -- --
16/12a- 25X 0 -- -- --
16/12a- 25Y 0 -- -- --
16/12a- 25Z 0 -- -- --

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