22/27a- 4

Decommissioned

Well Header

Well No
22/27a- 4
NSTA DEN No
20347
Well Name
--
Drill Seq No
4
Quadrant / Block
22 / 27 a
Surface Location
57.019438, 1.284112
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
CNR INTERNATIONAL (U.K.) LIMITED
Original Operator
--
Sub Area Operator
CNR INTERNATIONAL (U.K.) LIMITED
Licence No
P114
Licence Type
Production
Spud Date
2009-01-03
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

22/27a- 4 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
--
Dev Type
--
Convention
--
Primary Target
DB
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
46.939
Ground Elev (m)
--
Water Depth (m)
85.65
TD MD (m)
5147.158
TD TVDSS (m)
4537.253
TD Datum Depth (m)
46.939
TD Datum Type
Rotary Table
Spud Date
2009-01-03
TD Reached
2009-04-27
Completion Date
2009-05-10
Release Date
2013-05-10
22/27a- 4Z Sidetrack Z parent: 22/27a- 4
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
DB
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
46.939
Ground Elev (m)
--
Water Depth (m)
85.65
TD MD (m)
5294.071
TD TVDSS (m)
4641.190
TD Datum Depth (m)
46.939
TD Datum Type
Rotary Table
Spud Date
2009-05-10
TD Reached
2009-06-18
Completion Date
2009-07-08
Release Date
2013-07-08

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
22/27a- 4 0 0 0 22 0 1 0 0 0 View
22/27a- 4Z 0 0 0 24 0 1 0 0 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

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
22/27a- 4 848.1060180664062 5112.25830078125 10 0 2026-08-06 17:54:11.493769+00 View Log
22/27a- 4Z 4126.83984375 5303.52001953125 9 0 2026-08-06 17:54:19.346492+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
22/27a- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOZ CGG Digital Well Logs 3445.764 3988.9176 3565
caliper HCAL CGG Digital Well Logs 3445.764 3988.9176 3565
comp_sonic DTCO CGG Digital Well Logs 3445.9164 3968.3436 3429
deep_resistivity AT90 CGG Digital Well Logs 3445.9164 3986.784 3550
density_correction HDRA CGG Digital Well Logs 3445.764 3988.9176 3565
gamma_ray GR CGG Digital Well Logs 848.106 5112.258 27981
med_resistivity AT60 CGG Digital Well Logs 3445.9164 3986.784 3550
med_resistivity AT30 CGG Digital Well Logs 3445.9164 3986.784 3550
med_resistivity AT20 CGG Digital Well Logs 3445.9164 3986.784 3550
neutron_por TNPH CGG Digital Well Logs 3445.764 3988.9176 3565
neutron_por NPHI CGG Digital Well Logs 3445.764 3988.9176 3565
pef PEFZ CGG Digital Well Logs 3445.764 3988.9176 3565
shallow_resistivity AT10 CGG Digital Well Logs 3445.9164 3986.784 3550
shear_sonic DTSM CGG Digital Well Logs 3445.9164 3968.3436 3429
22/27a- 4Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 4137.5076 5292.5472 7440
caliper CALI CGG Digital Well Logs 5165.1408 5294.6808 851
deep_resistivity AT90 CGG Digital Well Logs 5165.1408 5303.52 909
deep_resistivity RESD CGG Digital Well Logs 4139.6412 5303.52 7562
density_correction DRHO CGG Digital Well Logs 4137.5076 5292.5472 7439
gamma_ray GR CGG Digital Well Logs 4136.2884 5292.5472 7588
med_resistivity AT20 CGG Digital Well Logs 5165.1408 5303.52 909
med_resistivity AT30 CGG Digital Well Logs 5165.1408 5303.52 909
med_resistivity RESM CGG Digital Well Logs 4139.6412 5303.52 7562
med_resistivity AT60 CGG Digital Well Logs 5165.1408 5303.52 909
neutron_por NPHI CGG Digital Well Logs 4126.8396 5284.3176 7587
pef PEF CGG Digital Well Logs 5165.1408 5292.5472 837
rate_of_penetration ROP CGG Digital Well Logs 4144.8228 5305.8060000000005 7610
shallow_resistivity AT10 CGG Digital Well Logs 5165.1408 5303.52 909
shallow_resistivity RESS CGG Digital Well Logs 4139.6412 5303.52 7562

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
22/27a- 4 178 5147.200 4537.163 D:\BigSpatial\nsta_raw\CGG_Deviation\22-27a-4 30226bx_CGG-Deviation.xlsx
22/27a- 4Z 180 5294.380 4641.434 D:\BigSpatial\nsta_raw\CGG_Deviation\22-27a-4Z 30322dt_CGG-Deviation.xlsx

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