Well Data Manager / Well Summary / 21/10- 8

21/10- 8

Present

Well Header

Well No
21/10- 8
NSTA DEN No
3742
Well Name
--
Drill Seq No
8
Quadrant / Block
21 / 10
Surface Location
57.783740, 0.829199
Source Datum
ED50
Subsea Well
Yes
Platform
--
Slot No
--
Operator
APACHE NORTH SEA LIMITED
Original Operator
--
Sub Area Operator
APACHE NORTH SEA LIMITED
Licence No
P246
Licence Type
Production
Spud Date
1989-04-03
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/10- 8 Original
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
K
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.910
Ground Elev (m)
--
Water Depth (m)
130.00
TD MD (m)
2626.000
TD TVDSS (m)
2281.000
TD Datum Depth (m)
25.910
TD Datum Type
Kelly Bushing
Spud Date
1989-04-03
TD Reached
1989-04-27
Completion Date
1989-05-03
Release Date
1993-05-03

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/10- 8 Unknown 158.000 132.090 BGS LithoStrat Upper
Nordland Cenozoic 502.000 476.088 BGS LithoStrat Upper
Balder Cenozoic 2449.000 2133.831 BGS LithoStrat Upper
Sele Mesozoic 2490.000 2167.871 BGS LithoStrat Upper
Forties Mesozoic 2528.000 2199.692 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
21/10- 8 0 0 0 5 5 2 2 0 1 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/10- 8 Oil shows OS Forties Sandstone Member 2528.1239760000003 -- 92 m thick
21/10- 8 DST DST 1 -- 2530.1 2539.0 Label / Forties

Rock Samples (73)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/10- 8 Core #1 2173.99 2190.96 -- -- UKCS 148 .
21/10- 8 Core #2 2533.95 2552.97 φ 26.4% (n=71) · Kh 272.7 mD (n=56) · Kv 217.6 mD (n=19) · Density 2.66 (n=71) · COREX -- .
21/10- 8 ↳ Plug 1 2534.12 -- φ 26.5% · Kh 278.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 2 2534.31 -- φ 26.9% · Kh 77.9 mD · Kv 115.0 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 3 2534.5 -- φ 25.7% · Kh 98.4 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 4 2534.77 -- φ 28.0% · Kh 193.0 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 5 2535.17 -- φ 27.5% · Kh 711.0 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 6 2535.25 -- φ 27.7% · Kh 689.0 mD · Kv 450.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 7 2535.53 -- φ 27.1% · Kh 556.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 8 2535.73 -- φ 27.9% · Kh 674.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 9 2536.05 -- φ 26.8% · Kh 491.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 10 2536.22 -- φ 26.5% · Kv 469.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 11 2536.53 -- φ 25.7% · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 12 2536.75 -- φ 23.2% · Kh 188.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 13 2537.04 -- φ 27.0% · Kh 380.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 14 2537.25 -- φ 27.9% · Kh 457.0 mD · Kv 483.0 mD · Density 2.68 · COREX -- --
21/10- 8 ↳ Plug 15 2537.5 -- φ 27.4% · Kh 565.0 mD · Density 2.64 · COREX -- --
21/10- 8 ↳ Plug 16 2537.79 -- φ 27.5% · Kh 527.0 mD · Density 2.64 · COREX -- --
21/10- 8 ↳ Plug 17 2538.03 -- φ 25.8% · Kh 196.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 18 2538.28 -- φ 15.8% · Kh 0.3 mD · Density 2.68 · COREX -- --
21/10- 8 ↳ Plug 19 2538.5 -- φ 22.2% · Kh 81.6 mD · Kv 153.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 20 2538.81 -- φ 23.3% · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 21 2539.02 -- φ 27.0% · Kh 89.9 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 22 2539.25 -- φ 26.9% · Kh 65.4 mD · Kv 40.1 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 23 2539.5 -- φ 28.3% · Kh 411.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 25 2540.01 -- φ 27.5% · Kh 411.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 26 2540.26 -- φ 27.6% · Kh 515.0 mD · Kv 361.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 27 2540.49 -- φ 28.5% · Kh 487.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 28 2540.74 -- φ 28.0% · Kh 414.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 29 2540.97 -- φ 27.1% · Kh 403.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 30 2541.25 -- φ 26.7% · Kh 79.5 mD · Kv 104.0 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 31 2541.5 -- φ 27.4% · Kh 240.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 32 2541.75 -- φ 27.5% · Kh 410.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 33 2541.97 -- φ 26.9% · Kh 433.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 34 2542.35 -- φ 27.1% · Kh 586.0 mD · Kv 407.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 35 2542.5 -- φ 26.8% · Kh 382.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 36 2542.75 -- φ 27.5% · Kh 444.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 37 2542.97 -- φ 27.5% · Kh 606.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 38 2543.3 -- φ 13.6% · Kh 1.4 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 39 2543.57 -- φ 27.6% · Kh 99.9 mD · Kv 104.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 40 2543.75 -- φ 28.2% · Kh 337.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 41 2543.95 -- φ 23.5% · Kh 6.2 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 42 2544.38 -- φ 28.8% · Kv 377.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 43 2544.5 -- φ 24.0% · Kh 129.0 mD · Density 2.64 · COREX -- --
21/10- 8 ↳ Plug 44 2544.85 -- φ 30.6% · Density 2.63 · COREX -- --
21/10- 8 ↳ Plug 45 2545.0 -- φ 24.4% · Density 2.68 · COREX -- --
21/10- 8 ↳ Plug 46 2545.27 -- φ 22.7% · Kh 6.2 mD · Kv 1.0 mD · Density 2.71 · COREX -- --
21/10- 8 ↳ Plug 48 2545.75 -- φ 28.7% · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 49 2545.92 -- φ 26.5% · Kh 108.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 51 2546.49 -- φ 26.7% · Kh 80.5 mD · Kv 26.4 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 52 2546.72 -- φ 25.1% · Kh 16.7 mD · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 53 2547.08 -- φ 27.1% · Kh 32.2 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 54 2547.25 -- φ 25.8% · Kh 30.7 mD · Kv 33.7 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 55 2547.62 -- φ 23.1% · Kh 2.3 mD · Density 2.71 · COREX -- --
21/10- 8 ↳ Plug 57 2548.0 -- φ 28.3% · Kh 220.0 mD · Density 2.64 · COREX -- --
21/10- 8 ↳ Plug 58 2548.25 -- φ 28.7% · Kh 225.0 mD · Kv 310.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 59 2548.6 -- φ 28.8% · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 60 2548.75 -- φ 27.0% · Density 2.63 · COREX -- --
21/10- 8 ↳ Plug 61 2548.93 -- φ 27.8% · Density 2.63 · COREX -- --
21/10- 8 ↳ Plug 62 2549.27 -- φ 26.9% · Kh 99.9 mD · Kv 157.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 63 2549.58 -- φ 26.5% · Kh 147.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 64 2549.75 -- φ 25.0% · Kh 21.6 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 65 2550.0 -- φ 23.3% · Kh 3.0 mD · Density 2.71 · COREX -- --
21/10- 8 ↳ Plug 66 2550.25 -- φ 26.5% · Kh 84.9 mD · Kv 118.0 mD · Density 2.66 · COREX -- --
21/10- 8 ↳ Plug 67 2550.55 -- φ 28.1% · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 68 2550.85 -- φ 24.4% · Density 2.67 · COREX -- --
21/10- 8 ↳ Plug 69 2551.0 -- φ 27.1% · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 70 2551.25 -- φ 26.7% · Kh 82.8 mD · Kv 52.3 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 71 2551.5 -- φ 27.6% · Kh 230.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 72 2551.75 -- φ 27.8% · Density 2.64 · COREX -- --
21/10- 8 ↳ Plug 73 2551.99 -- φ 27.0% · Kh 555.0 mD · Kv 373.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 75 2552.5 -- φ 27.3% · Kh 611.0 mD · Density 2.65 · COREX -- --
21/10- 8 ↳ Plug 76 2552.75 -- φ 26.8% · Density 2.66 · COREX -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
21/10- 8 121.46279907226562 2618.841552734375 12 0 2026-08-06 10:11:58.494331+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/10- 8
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2463.3936 2612.136 977
caliper CALI CGG Digital Well Logs 494.0808 2612.2884 13148
caliper CALX CGG Digital Well Logs 2463.2412 2608.9356 957
comp_sonic DT CGG Digital Well Logs 497.7384 2614.1172 13353
deep_resistivity LLD CGG Digital Well Logs 2463.546 2605.278 931
deep_resistivity ILD CGG Digital Well Logs 494.3856 2618.232 13428
density_correction DRHO CGG Digital Well Logs 2463.3936 2611.9836 976
gamma_ray GRL CGG Digital Well Logs 2422.8552 2601.1632 1171
gamma_ray GR CGG Digital Well Logs 121.4628 2610.9168 16336
gamma_ray GRD CGG Digital Well Logs 2409.1392 2604.6684 1284
med_resistivity ILM CGG Digital Well Logs 494.538 2618.8416 13440
micro_resistivity MSFL CGG Digital Well Logs 2464.308 2597.0484 872
neutron_por NPHI CGG Digital Well Logs 2463.3936 2606.6496 941
pef PEF CGG Digital Well Logs 2464.1556 2611.9836 971
shallow_resistivity LLS CGG Digital Well Logs 2463.546 2605.278 931
sp SP CGG Digital Well Logs 2463.546 2618.232 1016

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/10- 8 327 2626.000 2281.810 D:\BigSpatial\nsta_raw\CGG_Deviation\21-10-8 8105dn-CGG_Deviation.xlsx

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