Well Data Manager / Well Summary / 211/23a- 13

211/23a- 13

Decommissioned

Well Header

Well No
211/23a- 13
NSTA DEN No
5987
Well Name
--
Drill Seq No
13
Quadrant / Block
211 / 23 a
Surface Location
61.292440, 1.471573
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
FAIRFIELD FAGUS LIMITED
Original Operator
--
Sub Area Operator
FAIRFIELD FAGUS LIMITED
Licence No
P296
Licence Type
Production
Spud Date
1996-11-16
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

211/23a- 13 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
BH
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.520
Ground Elev (m)
--
Water Depth (m)
151.18
TD MD (m)
3520.440
TD TVDSS (m)
3169.010
TD Datum Depth (m)
27.432
TD Datum Type
Kelly Bushing
Spud Date
1996-11-16
TD Reached
1996-12-16
Completion Date
1996-12-16
Release Date
2000-12-16
211/23a- 13Z Sidetrack Z parent: 211/23a- 13
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
BZ
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
26.520
Ground Elev (m)
--
Water Depth (m)
151.18
TD MD (m)
3627.120
TD TVDSS (m)
3259.230
TD Datum Depth (m)
27.432
TD Datum Type
Kelly Bushing
Spud Date
1996-12-17
TD Reached
1996-12-25
Completion Date
1997-02-04
Release Date
2001-02-04

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/23a- 13 Hutton Sand Formation Palaeozoic 178.000 151.480 BGS LithoStrat Upper
Hutton Sand Formation Palaeozoic 600.000 573.461 BGS LithoStrat Upper
Hutton Clay Formation 1131.000 1104.319 BGS LithoStrat Upper
Balder Cenozoic 1551.000 1524.310 BGS LithoStrat Upper
Lista Mesozoic 1589.000 1562.311 BGS LithoStrat Upper
Shetland F 1774.000 1747.308 BGS LithoStrat Upper
Shetland E 1796.000 1769.308 BGS LithoStrat Upper
211/23a- 13Z Shetland Mesozoic 1768.000 1741.308 Ternan
Brent Mesozoic 2962.000 2646.600 Ternan
Nansen Mesozoic 3186.000 2836.007 Ternan
Cormorant Mesozoic 3196.000 2845.141 Ternan

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
211/23a- 13 0 0 0 7 7 0 0 1 0 View
211/23a- 13Z 0 0 0 22 4 0 0 1 0 View

Hydrocarbon Occurrence (6)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/23a- 13Z Oil OW Ness Formation 3325.9776 -- 39 m thick
211/23a- 13Z Mixed shows OWGS Etive Formation 3365.2968 -- 38 m thick
211/23a- 13Z Mixed shows OGS Rannoch Formation 3403.092 -- 41 m thick
211/23a- 13Z Gas shows GS Broom Formation 3443.6304 -- 7 m thick
211/23a- 13Z Gas shows GS Drake Formation 3450.3360000000002 -- 28 m thick
211/23a- 13Z Oil shows OS Cormorant Formation 3564.3312 -- 63 m thick

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
211/23a- 13 Cuttings 594.36 3520.44 -- -- --
211/23a- 13Z Cuttings 1813.56 3627.12 -- -- curated March`00 to fill gap

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/23a- 13 91.44000244140625 3517.239501953125 10 0 2026-08-06 11:22:48.319594+00 View Log
211/23a- 13Z 1752.75244140625 3626.05322265625 11 0 2026-08-06 11:22:52.570475+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/23a- 13
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 1798.9296000000002 3505.962 11202
bulk_density LDL Energective CorrectedLOGS 1798.9296000000002 3505.962 11202
caliper CALI OGA Batch Unzipped 1792.8336000000002 3500.0184000000004 11203
caliper CLD Energective CorrectedLOGS 1792.8336000000002 3500.0184000000004 11203
comp_sonic DTC Energective CorrectedLOGS 1798.6248 3492.246 11114
comp_sonic DT OGA Batch Unzipped 1798.6248 3492.246 11114
deep_resistivity RES_DEP OGA Batch Unzipped 1797.7104000000002 3517.2396000000003 11284
deep_resistivity IDPH Energective CorrectedLOGS 1797.7104000000002 3517.2396000000003 11284
density_correction DRH Energective CorrectedLOGS 1798.9296000000002 3505.962 11202
density_correction DENC OGA Batch Unzipped 1798.9296000000002 3505.962 11202
gamma_ray GR OGA Batch Unzipped 91.44 3499.7136 22364
gamma_ray GRI Energective CorrectedLOGS 91.44 3499.7136 22364
med_resistivity RES_MED OGA Batch Unzipped 1797.7104000000002 3517.2396000000003 11284
med_resistivity IMPH Energective CorrectedLOGS 1797.7104000000002 3517.2396000000003 11284
neutron_por CNLC Energective CorrectedLOGS 1812.036 3501.3900000000003 11086
neutron_por NEU OGA Batch Unzipped 493.014 3585.8196000000003 20295
porosity POR OGA Batch Unzipped 3298.6980000000003 3508.4004 1377
shear_sonic DTS Energective CorrectedLOGS 1798.6248 3508.4004 11220
tvdss SS Energective CorrectedLOGS 91.44 3517.3920000000003 22481
vshale VSH Energective CorrectedLOGS 621.4872 3498.4944 18879
vshale VSGR Energective CorrectedLOGS 621.4872 3498.4944 18878
211/23a- 13Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 1797.558 3614.3184 11922
caliper CLD Energective CorrectedLOGS 1797.558 3613.0992 11914
comp_sonic DTC Energective CorrectedLOGS 1797.558 3598.9260000000004 11821
deep_resistivity ILD Energective CorrectedLOGS 1797.558 3625.2912 11994
density_correction CDRH Energective CorrectedLOGS 1797.558 3610.9656 11900
gamma_ray GRLW Energective CorrectedLOGS 1814.9316000000001 3614.7756000000004 11801
gamma_ray GRI Energective CorrectedLOGS 1752.7524 3605.4792 12158
med_resistivity ILM Energective CorrectedLOGS 1797.558 3626.0532000000003 11999
neutron_por CNEU Energective CorrectedLOGS 1764.4872 3607.7652000000003 12096
pef CPEF Energective CorrectedLOGS 1797.558 3612.7944 11912
porosity POR OGA Batch Unzipped 3035.3508 3614.3184 3800
shear_sonic DTS Energective CorrectedLOGS 2310.6888 3618.4332000000004 5013
tvdss SS Energective CorrectedLOGS 1752.6000000000001 3626.2056000000002 12295
vshale VSH OGA Batch Unzipped 1765.4016000000001 3608.8320000000003 12097

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/23a- 13 115 3521.354 3170.075 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_23a- 13\WELL_PATH\WDD_QC\211_23a-_13_wdd_WDD_FILE_1923583_DATACO_MAPPED.csv
211/23a- 13Z 119 3628.034 3260.870 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_23a- 13Z\WELL_PATH\WDD_QC\211_23a-_13Z_wdd_WDD_FILE_1681950_DATACO_MAPPED.csv

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