15/23d- 13

Decommissioned

Well Header

Well No
15/23d- 13
NSTA DEN No
5982
Well Name
--
Drill Seq No
13
Quadrant / Block
15 / 23 d
Surface Location
58.202052, 0.565128
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
P815
Licence Type
Production
Spud Date
1996-11-15
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

15/23d- 13 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
M
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
149.96
TD MD (m)
4834.738
TD TVDSS (m)
4804.867
TD Datum Depth (m)
25.908
TD Datum Type
Rotary Table
Spud Date
1996-11-15
TD Reached
1997-01-24
Completion Date
1997-03-08
Release Date
2001-03-08
15/23d- 13Z Sidetrack Z parent: 15/23d- 13
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
BUA
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
26.210
Ground Elev (m)
--
Water Depth (m)
149.96
TD MD (m)
4845.710
TD TVDSS (m)
4583.887
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
2008-01-07
TD Reached
2008-01-29
Completion Date
2008-02-29
Release Date
2012-02-29

Formation Tops (47)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/23d- 13 Stronsay Cenozoic 1186.000 1160.092 Lloyds Register
Horda Cenozoic 1186.000 1160.092 Lloyds Register
Grid Sandstone Cenozoic 1254.000 1228.092 Lloyds Register
Moray Mesozoic 1775.000 1749.092 Lloyds Register
Balder Cenozoic 1775.000 1749.092 Lloyds Register
Balder Tuff Cenozoic 1890.000 1864.092 Lloyds Register
Sele Mesozoic 1932.000 1906.092 Lloyds Register
Forties Sandstone Mesozoic 2028.000 2002.092 Lloyds Register
Lista Mesozoic 2046.000 2020.092 Lloyds Register
Montrose Mesozoic 2046.000 2020.092 Lloyds Register
Balmoral Sandstone Cenozoic 2102.000 2076.092 Lloyds Register
Andrew Sandstone Cenozoic 2204.000 2178.092 Lloyds Register
Maureen Mesozoic 2494.000 2468.092 Lloyds Register
Maureen Sandstone Mesozoic 2507.000 2481.092 Lloyds Register
Maureen Reworked Unit Mesozoic 2533.000 2507.092 Lloyds Register
Chalk Mesozoic 2671.000 2645.092 Lloyds Register
Ekofisk Mesozoic 2671.000 2645.092 Lloyds Register
Tor Mesozoic 2725.000 2699.092 Lloyds Register
Mackerel Mesozoic 2903.000 2877.092 Lloyds Register
Herring Mesozoic 3295.000 3269.092 Lloyds Register
Plenus Marl 3482.000 3456.092 Lloyds Register
Hidra Mesozoic 3485.000 3459.092 Lloyds Register
Rodby Mesozoic 3604.000 3578.092 Lloyds Register
Cromer Knoll Mesozoic 3604.000 3578.092 Lloyds Register
Sola 3747.000 3721.092 Lloyds Register
Britannia Sandstone Mesozoic 3814.000 3788.092 Lloyds Register
Valhall Mesozoic 3869.000 3843.092 Lloyds Register
Fischschiefer 3893.000 3867.092 Lloyds Register
Kimmeridge Clay 4379.000 4353.092 Lloyds Register
Humber Mesozoic 4379.000 4353.092 Lloyds Register
Claymore Sandstone Mesozoic 4397.000 4371.092 Lloyds Register
Piper Mesozoic 4797.000 4771.092 Lloyds Register
Pentland Mesozoic 4816.000 4790.092 Lloyds Register
Fladen Mesozoic 4816.000 4790.092 Lloyds Register
Rattray Volcanics Mesozoic 4822.000 4796.092 Lloyds Register
15/23d- 13Z Unknown 176.000 149.790 BGS LithoStrat Upper
Herring Mesozoic 3383.000 3355.877 BGS LithoStrat Upper
Black Band Bed Mesozoic 3481.000 3453.766 BGS LithoStrat Upper
Hidra Mesozoic 3483.000 3455.761 BGS LithoStrat Upper
Rodby Mesozoic 3602.000 3574.249 BGS LithoStrat Upper
Carrack Formation Mesozoic 3741.000 3710.875 BGS LithoStrat Upper
Britannia Sandstone Formation Mesozoic 3825.000 3789.356 BGS LithoStrat Upper
Valhall Mesozoic 3884.000 3841.454 BGS LithoStrat Upper
Kimmeridge Clay 4636.000 4416.926 BGS LithoStrat Upper
Dirk Sandstone Member Mesozoic 4661.000 4435.916 BGS LithoStrat Upper
Kimmeridge Clay 4688.000 4456.583 BGS LithoStrat Upper
Galley Sand 4721.000 4482.116 BGS LithoStrat Upper

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
15/23d- 13 7 17 11 49 35 2 1 1 1 View
15/23d- 13Z 0 0 0 12 12 1 0 0 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/23d- 13 DST DST 1 -- 4396.4 4467.8 Label / Upper Jurassic
15/23d- 13 Oil OW Claymore Sandstone Member 4440.6312 -- 189 m thick

Rock Samples (52)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/23d- 13 Cuttings 932.69 4834.13 -- -- see S119491
15/23d- 13 Core #1 4404.97 4418.38 φ 17.6% (n=27) · Kh 501.6 mD (n=27) · Kv 382.3 mD (n=6) · Density 2.63 (n=27) · ABERDEEN PETROLEUM SERVICES LTD CARB. --
15/23d- 13 ↳ Plug G1 4405.122 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G2 4405.427 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G3 4405.732 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G4 4406.036 -- φ 23.1% · Kh 910.0 mD · Density 2.66 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G5 4406.189 -- φ 23.1% · Kh 915.0 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G5V 4406.341 -- Kv 334.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G6 4406.494 -- φ 26.9% · Kh 1117.0 mD · Density 2.67 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G7 4406.829 -- φ 22.5% · Kh 1216.0 mD · Density 2.60 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G8 4407.134 -- φ 17.0% · Kh 101.0 mD · Density 2.57 · ABERDEEN PETROLEUM SERVICES LTD CARB. --
15/23d- 13 ↳ Plug G9 4407.408 -- φ 9.8% · Kh 0.2 mD · Density 2.52 · ABERDEEN PETROLEUM SERVICES LTD CARB. --
15/23d- 13 ↳ Plug G10 4407.743 -- φ 24.2% · Kh 1309.0 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G10V 4407.835 -- Kv 199.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G11 4408.018 -- φ 19.6% · Kh 251.0 mD · Density 2.59 · ABERDEEN PETROLEUM SERVICES LTD CARB. --
15/23d- 13 ↳ Plug G12 4408.383 -- φ 14.8% · Kh 158.0 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G13 4408.658 -- φ 22.8% · Kh 737.0 mD · Density 2.62 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G14V 4408.932 -- Kv 1262.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G14 4408.962 -- φ 26.0% · Kh 1440.0 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G15 4409.267 -- φ 17.8% · Kh 159.0 mD · Density 2.56 · ABERDEEN PETROLEUM SERVICES LTD CARB. --
15/23d- 13 ↳ Plug G16 4409.603 -- φ 8.1% · Kh 0.1 mD · Density 2.63 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G17 4409.846 -- φ 18.8% · Kh 739.0 mD · Density 2.67 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G18 4410.151 -- φ 15.0% · Kh 391.0 mD · Density 2.66 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G19 4410.486 -- φ 25.0% · Kh 1117.0 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G20V 4410.761 -- Kv 308.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G20 4410.822 -- φ 15.9% · Kh 211.0 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G21 4411.066 -- φ 19.8% · Kh 319.0 mD · Density 2.66 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G22 4411.37 -- φ 14.9% · Kh 80.6 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G23 4411.675 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G24 4411.98 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G25 4412.285 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G26 4412.315 -- φ 24.1% · Kh 1206.0 mD · Density 2.66 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G26V 4412.59 -- Kv 191.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G27 4412.894 -- φ 18.8% · Kh 349.0 mD · Density 2.66 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G28 4413.199 -- φ 24.9% · Kh 816.0 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G29 4413.23 -- φ 9.0% · Kh 1.5 mD · Density 2.61 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G30 4413.809 -- φ 6.7% · Kh 0.1 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G31 4414.114 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G32 4414.418 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G33 4414.723 -- φ 10.2% · Kh 0.2 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G34 4414.754 -- φ 9.2% · Kh 0.0 mD · Density 2.65 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G33V 4414.845 -- Kv 0.0 mD · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G35 4415.333 -- φ 8.6% · Kh 0.0 mD · Density 2.64 · ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G36 4415.638 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G37 4415.942 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G38 4416.247 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G39 4416.552 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G40 4416.857 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G41 4417.162 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G42 4417.466 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G43 4417.771 -- ABERDEEN PETROLEUM SERVICES LTD -- --
15/23d- 13 ↳ Plug G44 4418.076 -- ABERDEEN PETROLEUM SERVICES LTD -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/23d- 13 917.447998046875 4840.68115234375 6 0 2026-08-06 08:31:59.484734+00 View Log
15/23d- 13Z 3474.872314453125 4839.0048828125 9 0 2026-08-06 16:58:27.170816+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/23d- 13
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2759.202 4816.1448 13482
cable_tension TENS OGA Batch Unzipped 93.2688 4841.5956 31158
comp_sonic DT OGA Batch Unzipped 917.448 4828.1844 25648
density_correction DENC OGA Batch Unzipped 2759.202 4816.1448 13482
neutron_por NPHI OGA Batch Unzipped 2746.7052 4809.4392 13536
pef PEF OGA Batch Unzipped 2759.202 4815.5352 13478
potassium POTA OGA Batch Unzipped 4228.338 4804.8672 3784
shallow_resistivity RES_SLW OGA Batch Unzipped 4230.0144 4840.6812 4008
thorium THOR OGA Batch Unzipped 4228.338 4804.8672 3784
uranium URAN OGA Batch Unzipped 4228.338 4804.8672 3784
15/23d- 13Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 4614.9768 4838.7 1469
bulk_density DEN OGA Batch Unzipped 4615.5864 4838.3952 1463
caliper CALI CGG Digital Well Logs 4613.148 4839.004800000001 1483
comp_sonic DT OGA Batch Unzipped 4606.7472 4831.689600000001 1477
comp_sonic DTC CGG Digital Well Logs 4606.1376 4831.9944000000005 1483
deep_resistivity RES_DEP OGA Batch Unzipped 3475.3296 4830.1656 8891
density_correction DENC OGA Batch Unzipped 4615.5864 4838.3952 1463
density_correction DRHO CGG Digital Well Logs 4614.9768 4838.7 1469
gamma_ray GR OGA Batch Unzipped 175.86960000000002 4831.689600000001 10041
gamma_ray GRC CGG Digital Well Logs 3474.8724 4830.6228 8897
med_resistivity RES_MED OGA Batch Unzipped 3475.3296 4830.1656 8891
neutron_por NLIM CGG Digital Well Logs 4613.4528 4838.852400000001 1480
pef PE CGG Digital Well Logs 4614.8244 4838.5476 1469
shear_sonic DTS CGG Digital Well Logs 4606.1376 4831.9944000000005 1483

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/23d- 13 0 -- -- --
15/23d- 13Z 154 4845.710 4583.948 D:\BigSpatial\nsta_raw\CGG_Deviation\15-23d-13Z 29880be_CGG-Deviation.xlsx

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