14/20b- 17

Decommissioned

Well Header

Well No
14/20b- 17
NSTA DEN No
3057
Well Name
--
Drill Seq No
17
Quadrant / Block
14 / 20 b
Surface Location
58.463624, -0.063090
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
DNO NORTH SEA (U.K.) LIMITED
Original Operator
--
Sub Area Operator
DNO NORTH SEA (U.K.) LIMITED
Licence No
P324
Licence Type
Production
Spud Date
1986-12-09
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

14/20b- 17 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
AL
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.518
Ground Elev (m)
--
Water Depth (m)
108.20
TD MD (m)
4337.304
TD TVDSS (m)
4305.864
TD Datum Depth (m)
26.518
TD Datum Type
Kelly Bushing
Spud Date
1986-12-09
TD Reached
1987-03-04
Completion Date
1987-04-18
Release Date
1991-04-18

Formation Tops (15)

Wellbore Formation Era MD (m) TVDSS (m) Provider
14/20b- 17 Chalk Mesozoic 2047.000 2019.707 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2154.000 2126.665 Lloyds Register
Cromer Knoll Mesozoic 2880.000 2852.215 Lloyds Register
Rodby Mesozoic 2880.000 2852.215 Lloyds Register
Sola 2943.000 2915.183 Lloyds Register
Valhall Mesozoic 3022.000 2994.149 Lloyds Register
Humber Mesozoic 3586.000 3557.451 Lloyds Register
Kimmeridge Clay 3586.000 3557.451 Lloyds Register
Piper Mesozoic 3943.000 3913.475 Lloyds Register
Heron Palaeozoic 4059.000 4028.904 Lloyds Register
Smith Bank Mesozoic 4059.000 4028.904 Lloyds Register
Zechstein Palaeozoic 4190.000 4159.270 Lloyds Register
Turbot Anhydrite Palaeozoic 4190.000 4159.270 Lloyds Register
Carboniferous Palaeozoic 4260.000 4228.933 Lloyds Register
Carboniferous Undifferentiated Palaeozoic 4260.000 4228.933 Lloyds Register

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
14/20b- 17 6 9 0 22 15 3 1 1 4 View

Hydrocarbon Occurrence (10)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
14/20b- 17 Mixed shows OGS VALH 3021.7872 -- 564 m thick
14/20b- 17 Mixed shows OGS Kimmeridge Clay Formation 3585.972 -- 357 m thick
14/20b- 17 Oil OC Piper Formation 3942.8928 -- 116 m thick
14/20b- 17 DST DST 2 -- 3942.9 3986.8 Not used for labelling, multiple DSTs in same play / Upper Jurassic
14/20b- 17 DST DST 2A -- 3942.9 3986.8 Not used for labelling, multiple DSTs in same play / Upper Jurassic
14/20b- 17 DST DST 2B -- 3942.9 3986.8 Label / Upper Jurassic
14/20b- 17 DST DST 1 -- 4026.4 4031.0 Not used for labelling, multiple DSTs in same play / Upper Jurassic
14/20b- 17 Gas shows GS Smith Bank Sandstone unit 4058.7168 -- 131 m thick
14/20b- 17 Gas shows GS TURB 4190.0856 -- 70 m thick
14/20b- 17 Gas shows GS FRTH 4260.4944000000005 -- 79 m thick

Rock Samples (15)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
14/20b- 17 Cuttings 594.36 4337.3 -- -- .
14/20b- 17 Core #1 3960.88 3964.84 φ 10.6% (n=12) · Kh 199.1 mD (n=12) · Hardness 3 (n=12) PRESERVED SAMPLE; SST GRY F-MGR SIL CMT TR ASPH CALC; SST GRY FGR SIL CMT TR ASPH; SST GRY MGR SIL CMT TR ASPH CALC in as 14/20 - 17 .
14/20b- 17 ↳ Plug 01 3960.906 -- φ 13.0% · Kh 433.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 02 3961.181 -- -- PRESERVED SAMPLE --
14/20b- 17 ↳ Plug 03 3961.516 -- φ 11.8% · Kh 227.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 04 3961.79 -- φ 11.8% · Kh 274.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 05 3962.095 -- φ 11.4% · Kh 183.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 06 3962.4 -- φ 10.7% · Kh 148.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 07 3962.705 -- φ 9.4% · Kh 90.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 08 3963.01 -- φ 5.2% · Kh 0.7 mD · Hardness 3 SST GRY FGR SIL CMT TR ASPH --
14/20b- 17 ↳ Plug 09 3963.314 -- φ 8.3% · Kh 20.0 mD · Hardness 3 SST GRY F-MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 10 3963.619 -- φ 11.9% · Kh 356.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 11 3963.924 -- φ 9.9% · Kh 37.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 12 3964.229 -- φ 11.5% · Kh 309.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --
14/20b- 17 ↳ Plug 13 3964.534 -- φ 11.9% · Kh 312.0 mD · Hardness 3 SST GRY MGR SIL CMT TR ASPH CALC --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
14/20b- 17 130.91160583496094 4338.21826171875 12 0 2026-08-06 07:56:28.083032+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
14/20b- 17
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2207.3616 4336.3896 13505
caliper CALS CGG Digital Well Logs 3415.7412000000004 4328.617200000001 5935
caliper CALI CGG Digital Well Logs 2207.0568000000003 4336.542 13918
comp_sonic DT CGG Digital Well Logs 2206.5996 4323.4356 13875
deep_resistivity LLD CGG Digital Well Logs 3416.0460000000003 4334.1036 5968
deep_resistivity ILD CGG Digital Well Logs 2208.1236 4335.4752 13960
density_correction DRHO CGG Digital Well Logs 2206.9044 4336.8468 13524
gamma_ray GRL CGG Digital Well Logs 3380.5368000000003 4322.9784 6185
gamma_ray GRD CGG Digital Well Logs 2190.1404 4326.9408 14022
gamma_ray CGR CGG Digital Well Logs 3397.4532000000004 4326.9408 6100
gamma_ray GR CGG Digital Well Logs 130.9116 4329.5316 27551
med_resistivity ILM CGG Digital Well Logs 2207.0568000000003 4336.9992 13977
micro_resistivity MSFL CGG Digital Well Logs 3416.3508 4328.3124 5934
neutron_por NPHI CGG Digital Well Logs 2206.752 4330.2936 13935
pef PEF CGG Digital Well Logs 2206.9044 4336.3896 13509
potassium POTA CGG Digital Well Logs 3397.4532000000004 4326.9408 6100
shallow_resistivity LLS CGG Digital Well Logs 3415.8936000000003 4334.256 5966
shallow_resistivity SFLU CGG Digital Well Logs 2207.2092000000002 4336.542 13973
sp SP CGG Digital Well Logs 2206.5996 4338.218400000001 13988
thorium THOR CGG Digital Well Logs 3397.4532000000004 4326.9408 6100
uranium URAN CGG Digital Well Logs 3397.4532000000004 4326.9408 6100

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
14/20b- 17 132 4337.304 4305.864 D:\BigSpatial\nsta_raw\CGG_Deviation\14-20b-17 1601ba_CGG-Deviation.xlsx

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