Well Data Manager / Well Summary / 44/26- 4

44/26- 4

Decommissioned

Well Header

Well No
44/26- 4
NSTA DEN No
3612
Well Name
--
Drill Seq No
4
Quadrant / Block
44 / 26
Surface Location
54.102274, 2.038045
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
P516
Licence Type
Production
Spud Date
1988-10-28
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

44/26- 4 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas Show
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
39.319
Ground Elev (m)
--
Water Depth (m)
70.41
TD MD (m)
4878.324
TD TVDSS (m)
4877.714
TD Datum Depth (m)
39.319
TD Datum Type
Kelly Bushing
Spud Date
1988-10-28
TD Reached
1989-01-28
Completion Date
1989-02-11
Release Date
1993-02-11

Formation Tops (45)

Wellbore Formation Era MD (m) TVDSS (m) Provider
44/26- 4 North Sea Group 110.000 70.681 BGS LithoStrat Upper
North Sea Group 223.000 183.680 BGS LithoStrat Upper
Chalk Mesozoic 688.000 648.676 BGS LithoStrat Upper
Chalk Mesozoic 691.000 651.676 BGS LithoStrat Upper
Plenus Marl 1440.000 1400.660 BGS LithoStrat Upper
Hidra Mesozoic 1441.000 1401.660 BGS LithoStrat Upper
Cromer Knoll Mesozoic 1469.000 1429.660 BGS LithoStrat Upper
Haisborough Mesozoic 1474.000 1434.660 BGS LithoStrat Upper
Dudgeon Saliferous 1474.000 1434.660 BGS LithoStrat Upper
Upper Dowsing Member 1601.000 1561.656 BGS LithoStrat Upper
Muschelkalk Halite Member Mesozoic 1671.000 1631.655 BGS LithoStrat Upper
Middle Dowsing Member 1689.000 1649.654 BGS LithoStrat Upper
Upper Rot Evaporite Cenozoic 1833.000 1793.638 BGS LithoStrat Upper
Intermediate Rot Claystone 1840.000 1800.638 BGS LithoStrat Upper
Main Rot Salt 1863.000 1823.635 BGS LithoStrat Upper
Rot Clay Member 1930.000 1890.629 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1939.000 1899.629 BGS LithoStrat Upper
Bunter Sandstone Mesozoic 1939.000 1899.629 BGS LithoStrat Upper
Rogenstein Member Mesozoic 2192.000 2152.612 BGS LithoStrat Upper
Bunter Shale Mesozoic 2192.000 2152.612 BGS LithoStrat Upper
Bunter Shale Mesozoic 2325.000 2285.606 BGS LithoStrat Upper
Brockelschiefer Member 2550.000 2510.598 BGS LithoStrat Upper
Aller Evaporite Palaeozoic 2594.000 2554.598 BGS LithoStrat Upper
Zechstein Palaeozoic 2594.000 2554.598 BGS LithoStrat Upper
Red Salt Clay Member 2717.000 2677.597 BGS LithoStrat Upper
Leine Evaporite Palaeozoic 2723.000 2683.597 BGS LithoStrat Upper
Hauptanhydrit Palaeozoic 3045.000 3005.583 BGS LithoStrat Upper
Plattendolomit Palaeozoic 3103.000 3063.565 BGS LithoStrat Upper
Stassfurt Halite Palaeozoic 3107.000 3067.564 BGS LithoStrat Upper
Basalanhydrit Palaeozoic 3562.000 3522.520 BGS LithoStrat Upper
Hauptdolomit Palaeozoic 3589.000 3549.519 BGS LithoStrat Upper
Werraanhydrit Palaeozoic 3602.000 3562.518 BGS LithoStrat Upper
Zechsteinkalk Palaeozoic 3619.000 3579.518 BGS LithoStrat Upper
Kupferschiefer Palaeozoic 3631.000 3591.517 BGS LithoStrat Upper
Silverpit Sandstone Member 3631.000 3591.517 BGS LithoStrat Upper
Rotliegendes 3631.000 3591.517 BGS LithoStrat Upper
Upper Slochteren Member 3632.000 3592.517 BGS LithoStrat Upper
Silverpit Halite Cenozoic 3852.000 3812.504 BGS LithoStrat Upper
Coal Measures 3935.000 3895.492 BGS LithoStrat Upper
Coal Measures 4065.000 4025.474 BGS LithoStrat Upper
Coal Measures 4380.000 4340.296 BGS LithoStrat Upper
Coal Measures 4402.000 4362.284 BGS LithoStrat Upper
Coal Measures 4779.000 4739.179 BGS LithoStrat Upper
Millstone Grit 4825.000 4785.161 BGS LithoStrat Upper
Millstone Grit 4905.000 4865.107 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
44/26- 4 6 9 0 39 45 2 4 1 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
44/26- 4 Gas shows GS Pennine Upper Coal Measures Formation 3934.6632000000004 -- 130 m thick
44/26- 4 Gas shows GS Pennine Upper Coal Measures Formation 4065.1176 -- 315 m thick
44/26- 4 Gas shows GS Pennine Upper Coal Measures Formation 4379.976000000001 -- 22 m thick
44/26- 4 Gas shows GS Pennine Upper Coal Measures Formation 4402.2264000000005 -- 376 m thick

Rock Samples (66)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
44/26- 4 Cuttings 222.5 4916.42 -- -- .
44/26- 4 Core #1 3945.03 3972.46 φ 6.8% (n=20) · Kh 811.8 mD (n=16) · Kv 1.4 mD (n=3) · Density 2.78 (n=20) · CORE LABS -- .
44/26- 4 ↳ Plug 1 3954.81 -- φ 2.5% · Density 3.16 · CORE LABS -- --
44/26- 4 ↳ Plug 2 3955.755 -- φ 1.5% · Kv 0.3 mD · Density 2.74 · CORE LABS -- --
44/26- 4 ↳ Plug 3 3956.03 -- φ 8.1% · Density 3.15 · CORE LABS -- --
44/26- 4 ↳ Plug 4 3956.365 -- φ 0.9% · Density 2.65 · CORE LABS -- --
44/26- 4 ↳ Plug 5 3958.742 -- φ 0.1% · Kh 0.0 mD · Density 2.77 · CORE LABS -- --
44/26- 4 ↳ Plug 6 3959.962 -- φ 1.3% · Kh 0.3 mD · Density 2.79 · CORE LABS -- --
44/26- 4 ↳ Plug 7 3961.486 -- φ 0.1% · Kh 0.0 mD · Density 3.34 · CORE LABS -- --
44/26- 4 ↳ Plug 8 3964.503 -- φ 4.4% · Kh 0.6 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 9 3964.838 -- φ 5.6% · Kh 0.6 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 10 3965.174 -- φ 12.6% · Kh 70.0 mD · Kv 3.3 mD · Density 2.64 · CORE LABS -- --
44/26- 4 ↳ Plug 11 3965.448 -- φ 7.5% · Kh 4.9 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 12 3965.753 -- φ 15.3% · Kh 2447.0 mD · Density 2.64 · CORE LABS -- --
44/26- 4 ↳ Plug 13 3966.088 -- φ 16.6% · Kh 1653.0 mD · Density 2.63 · CORE LABS -- --
44/26- 4 ↳ Plug 14 3966.362 -- φ 15.1% · Kh 3719.0 mD · Density 2.66 · CORE LABS -- --
44/26- 4 ↳ Plug 15 3966.667 -- φ 14.6% · Kh 5004.0 mD · Density 2.64 · CORE LABS -- --
44/26- 4 ↳ Plug 16 3967.277 -- φ 3.7% · Kh 0.6 mD · Density 3.04 · CORE LABS -- --
44/26- 4 ↳ Plug 17 3967.582 -- φ 6.4% · Kh 7.5 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 18 3967.917 -- φ 9.2% · Kh 80.0 mD · Density 2.71 · CORE LABS -- --
44/26- 4 ↳ Plug 19 3968.191 -- φ 6.2% · Kh 0.5 mD · Density 2.64 · CORE LABS -- --
44/26- 4 ↳ Plug 20 3968.526 -- φ 4.1% · Kh 0.9 mD · Kv 0.4 mD · Density 2.69 · CORE LABS -- --
44/26- 4 Core #2 3972.46 3991.66 -- -- .
44/26- 4 Core #3 4219.35 4247.08 -- -- .
44/26- 4 Core #4 4392.78 4411.68 φ 5.1% (n=41) · Kh 0.2 mD (n=38) · Kv 0.2 mD (n=5) · Density 2.71 (n=41) · CORE LABS -- .
44/26- 4 ↳ Plug 21 4393.235 -- φ 5.4% · Kh 0.1 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 22 4393.57 -- φ 4.5% · Kh 0.1 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 23 4393.844 -- φ 4.3% · Kh 0.1 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 24 4394.149 -- φ 4.6% · Kh 0.1 mD · Kv 0.1 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 25 4394.759 -- φ 5.3% · Kh 0.1 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 26 4395.064 -- φ 5.0% · Kh 0.1 mD · Density 2.72 · CORE LABS -- --
44/26- 4 ↳ Plug 27 4397.807 -- φ 4.2% · Kh 0.2 mD · Density 2.88 · CORE LABS -- --
44/26- 4 ↳ Plug 28 4398.112 -- φ 4.2% · Density 2.79 · CORE LABS -- --
44/26- 4 ↳ Plug 29 4398.416 -- φ 4.3% · Kh 0.1 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 30 4398.721 -- φ 5.6% · Kh 0.2 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 31 4399.331 -- φ 6.2% · Kh 0.2 mD · Kv 0.2 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 32 4400.245 -- φ 4.7% · Kh 0.2 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 33 4400.55 -- φ 7.0% · Kh 0.3 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 34 4400.855 -- φ 7.2% · Kh 0.2 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 35 4401.16 -- φ 6.0% · Kh 0.2 mD · Density 2.66 · CORE LABS -- --
44/26- 4 ↳ Plug 36 4401.464 -- φ 5.6% · Kh 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 37 4401.769 -- φ 7.4% · Kh 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 38 4402.165 -- φ 6.6% · Kh 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 39 4402.379 -- φ 6.6% · Kh 0.4 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 40 4402.684 -- φ 6.2% · Kh 0.2 mD · Kv 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 41 4402.988 -- φ 6.0% · Kh 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 42 4403.293 -- φ 5.9% · Kh 0.3 mD · Density 2.67 · CORE LABS -- --
44/26- 4 ↳ Plug 43 4403.598 -- φ 4.7% · Kh 0.2 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 44 4403.903 -- φ 9.3% · Kh 2.4 mD · Density 2.73 · CORE LABS -- --
44/26- 4 ↳ Plug 45 4404.208 -- φ 7.2% · Kh 0.3 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 46 4404.512 -- φ 6.7% · Kh 0.5 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 47 4404.817 -- φ 6.6% · Kh 0.2 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 48 4405.427 -- φ 6.8% · Kh 0.3 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 49 4405.732 -- φ 7.1% · Kh 0.5 mD · Kv 0.2 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 50 4406.036 -- φ 6.5% · Kh 0.3 mD · Density 2.70 · CORE LABS -- --
44/26- 4 ↳ Plug 51 4406.341 -- φ 5.2% · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 52 4406.646 -- φ 1.8% · Density 2.59 · CORE LABS -- --
44/26- 4 ↳ Plug 53 4407.286 -- φ 1.9% · Kh 0.0 mD · Density 2.69 · CORE LABS -- --
44/26- 4 ↳ Plug 54 4407.56 -- φ 2.7% · Kh 0.0 mD · Density 2.65 · CORE LABS -- --
44/26- 4 ↳ Plug 55 4407.835 -- φ 2.9% · Kh 0.0 mD · Density 2.94 · CORE LABS -- --
44/26- 4 ↳ Plug 56 4408.475 -- φ 3.2% · Kh 0.1 mD · Density 2.68 · CORE LABS -- --
44/26- 4 ↳ Plug 57 4408.78 -- φ 4.7% · Kh 0.0 mD · Density 2.85 · CORE LABS -- --
44/26- 4 ↳ Plug 58 4409.084 -- φ 3.2% · Kh 0.1 mD · Density 2.78 · CORE LABS -- --
44/26- 4 ↳ Plug 59 4409.389 -- φ 2.2% · Kh 0.0 mD · Kv 0.0 mD · Density 2.80 · CORE LABS -- --
44/26- 4 ↳ Plug 60 4409.694 -- φ 3.4% · Kh 0.1 mD · Density 2.74 · CORE LABS -- --
44/26- 4 ↳ Plug 61 4409.938 -- φ 1.7% · Kh 0.1 mD · Density 2.85 · CORE LABS -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
44/26- 4 90.2208023071289 4920.08154296875 9 0 2026-08-06 14:16:32.81553+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
44/26- 4
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 659.7396 4920.0816 27877
caliper CAL CGG Digital Well Logs 2654.808 3610.2036000000003 6270
caliper CALI CGG Digital Well Logs 194.0052 4920.0816 30703
comp_sonic DT CGG Digital Well Logs 194.7672 4911.3948 30605
deep_resistivity ILD CGG Digital Well Logs 194.0052 4919.9292000000005 30926
density_correction DRHO CGG Digital Well Logs 652.4244 4920.0816 27924
gamma_ray SGR CGG Digital Well Logs 3574.9992 4913.8332 8786
gamma_ray CGR CGG Digital Well Logs 3574.9992 4914.138 8788
gamma_ray GR CGG Digital Well Logs 520.7508 4910.4804 28805
gamma_ray GRD CGG Digital Well Logs 90.22080000000001 4914.138 31654
med_resistivity ILM CGG Digital Well Logs 194.1576 4920.0816 30929
neutron_por NPHI CGG Digital Well Logs 659.7396 4914.2904 27794
potassium POTA CGG Digital Well Logs 3574.9992 4913.6808 8785
shallow_resistivity SFLU CGG Digital Well Logs 193.548 643.89 2956
thorium THOR CGG Digital Well Logs 3574.9992 4913.6808 8785
uranium URAN CGG Digital Well Logs 3574.9992 4913.6808 8785

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
44/26- 4 145 4917.643 4877.735 D:\BigSpatial\nsta_raw\CGG_Deviation\44-26-4 7615be-CGG-deviation.xlsx

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