21/29d- 11

Decommissioned

Well Header

Well No
21/29d- 11
NSTA DEN No
23460
Well Name
--
Drill Seq No
11
Quadrant / Block
21 / 29 d
Surface Location
57.160396, 0.619917
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
ANTRIM ENERGY (UK) LIMITED
Original Operator
--
Sub Area Operator
ANTRIM ENERGY (UK) LIMITED
Licence No
P1875
Licence Type
Production
Spud Date
2011-11-12
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

21/29d- 11 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
K
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
23.165
Ground Elev (m)
--
Water Depth (m)
86.56
TD MD (m)
1695.298
TD TVDSS (m)
799.795
TD Datum Depth (m)
23.165
TD Datum Type
Rotary Table
Spud Date
2011-11-12
TD Reached
2011-11-24
Completion Date
2011-12-17
Release Date
2014-12-17
21/29d- 11Z Sidetrack Z parent: 21/29d- 11
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas Well with Oil Show
Dev Type
--
Convention
--
Primary Target
Z
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
23.165
Ground Elev (m)
--
Water Depth (m)
86.56
TD MD (m)
1648.663
TD TVDSS (m)
1567.404
TD Datum Depth (m)
23.165
TD Datum Type
Rotary Table
Spud Date
2011-12-19
TD Reached
2011-12-19
Completion Date
2015-09-11
Release Date
2018-09-11

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
21/29d- 11 0 0 0 6 0 1 0 0 0 View
21/29d- 11Z 0 0 0 6 0 1 0 0 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/29d- 11Z Mixed shows OGS Tay Sandstone Member 1470.66 -- 151 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
21/29d- 11 176.4792022705078 1681.1243896484375 6 0 2026-08-06 17:29:44.670328+00 View Log
21/29d- 11Z 735.482421875 1633.5755615234375 6 0 2026-08-06 17:29:46.111496+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/29d- 11
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 768.4008 1671.066 5924
caliper CALI CGG Digital Well Logs 767.4864 1671.5232 5933
comp_sonic DTC CGG Digital Well Logs 768.4008 1649.73 5784
density_correction DRHO CGG Digital Well Logs 768.4008 1671.066 5924
gamma_ray GRC CGG Digital Well Logs 176.47920000000002 1681.1244000000002 9874
neutron_por NLIM CGG Digital Well Logs 768.4008 1671.2184 5925
shear_sonic DTS CGG Digital Well Logs 769.9248 1649.2728000000002 5771
21/29d- 11Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 768.8580000000001 1623.6696000000002 5610
caliper CALI CGG Digital Well Logs 786.384 1623.9744 5497
comp_sonic DTC CGG Digital Well Logs 771.7536 1602.6384 5453
density_correction DRHO CGG Digital Well Logs 768.8580000000001 1623.6696000000002 5610
gamma_ray GRC CGG Digital Well Logs 735.4824 1633.5756000000001 5894
neutron_por NLIM CGG Digital Well Logs 768.8580000000001 1623.8220000000001 5611

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/29d- 11 48 1695.298 1619.713 D:\BigSpatial\nsta_raw\CGG_Deviation\21-29d-11 502422z-CGG_Deviation.xls
21/29d- 11Z 51 1648.663 1567.394 D:\BigSpatial\nsta_raw\CGG_Deviation\21-29d-11Z 502423v-CGG_Deviation.xls

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