21/10- 6

Decommissioned

Well Header

Well No
21/10- 6
NSTA DEN No
876
Well Name
--
Drill Seq No
6
Quadrant / Block
21 / 10
Surface Location
57.776973, 0.826687
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
1976-07-14
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/10- 6 Original
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
34.000
Ground Elev (m)
--
Water Depth (m)
131.00
TD MD (m)
2346.000
TD TVDSS (m)
2305.990
TD Datum Depth (m)
33.530
TD Datum Type
Kelly Bushing
Spud Date
1976-07-14
TD Reached
1976-08-01
Completion Date
1976-08-10
Release Date
1980-08-10

Formation Tops (7)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/10- 6 Stronsay Cenozoic 1873.000 1838.991 Lloyds Register
Horda Cenozoic 1873.000 1838.991 Lloyds Register
Moray Mesozoic 2179.000 2144.987 Lloyds Register
Balder Cenozoic 2179.000 2144.987 Lloyds Register
Balder Tuff Cenozoic 2185.000 2150.987 Lloyds Register
Sele Mesozoic 2216.000 2181.986 Lloyds Register
Forties Sandstone Mesozoic 2252.000 2217.986 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
21/10- 6 2 3 2 10 7 1 1 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/10- 6 Oil O * 2252.109288 -- 88 m thick

Rock Samples (40)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/10- 6 Cuttings 259.99 2339.98 -- -- .
21/10- 6 Core #1 2254.76 2263.57 φ 26.7% (n=31) · Kh 285.9 mD (n=31) · Kv 223.6 mD (n=9) · So 1.3% (n=3) · Sw 21.9% (n=4) · Density 2.65 (n=31) · FSP 23.3 (n=4) · REDWOOD COREX(SERVICES) LIMITED PRESERVED SAMPLE; SAMPLE REMOVED; SHALE NO ANALYSIS .
21/10- 6 ↳ Plug 01 2255.08 -- φ 20.5% · Kh 5.2 mD · Kv 5.5 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 02 2255.41 -- φ 23.7% · Kh 17.5 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 03 2255.5 -- REDWOOD COREX(SERVICES) LIMITED SAMPLE REMOVED --
21/10- 6 ↳ Plug 04 2255.75 -- REDWOOD COREX(SERVICES) LIMITED PRESERVED SAMPLE --
21/10- 6 ↳ Plug 05 2256.0 -- φ 28.4% · Kh 483.0 mD · Kv 440.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 06 2256.25 -- φ 27.9% · Kh 543.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 07 2256.48 -- φ 27.6% · Kh 2.8 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Core Plug #1 2256.73 -- So 1.0% · Sw 21.7% · FSP 19.7 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 08 2256.75 -- φ 26.2% · Kh 184.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 09 2257.0 -- φ 26.3% · Kh 306.0 mD · Kv 195.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 10 2257.25 -- φ 26.6% · Kh 109.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Core Plug #1 2257.44 -- So 3.0% · Sw 22.9% · FSP 20.7 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 11 2257.5 -- φ 27.8% · Kh 393.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 12 2257.74 -- φ 28.3% · Kh 307.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 13 2258.0 -- φ 26.4% · Kh 142.0 mD · Kv 121.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 14 2258.22 -- φ 25.4% · Kh 109.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 15 2258.5 -- φ 26.3% · Kh 122.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 16 2258.75 -- φ 24.1% · Kh 26.5 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 17 2259.0 -- REDWOOD COREX(SERVICES) LIMITED SHALE NO ANALYSIS --
21/10- 6 ↳ Plug 18 2259.22 -- φ 22.6% · Kh 7.4 mD · Kv 6.5 mD · Density 2.66 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 19 2259.5 -- φ 27.5% · Kh 123.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 20 2259.81 -- φ 27.3% · Kh 204.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 21 2260.0 -- φ 25.8% · Kh 125.0 mD · Kv 110.0 mD · Density 2.67 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 22 2260.25 -- φ 28.4% · Kh 772.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 23 2260.5 -- φ 26.1% · Kh 73.3 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 24 2260.75 -- φ 28.4% · Kh 312.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 25 2261.0 -- φ 27.7% · Kh 450.0 mD · Kv 513.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 26 2261.25 -- φ 28.5% · Kh 507.0 mD · So 0.0% · Sw 27.2% · Density 2.66 · FSP 25.1 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 27 2261.5 -- φ 27.3% · Kh 612.0 mD · Density 2.66 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Core Plug #1 2261.62 -- Sw 15.6% · FSP 27.7 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 28 2261.75 -- φ 27.6% · Kh 527.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 29 2262.0 -- φ 28.1% · Kh 778.0 mD · Kv 423.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 30 2262.25 -- φ 26.4% · Kh 600.0 mD · Density 2.63 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 31 2262.5 -- φ 27.3% · Kh 155.0 mD · Density 2.65 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 32 2262.75 -- φ 27.9% · Kh 324.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 33 2263.0 -- φ 27.4% · Kh 202.0 mD · Kv 198.0 mD · Density 2.64 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 34 2263.25 -- φ 28.9% · Kh 341.0 mD · Density 2.63 · REDWOOD COREX(SERVICES) LIMITED -- --
21/10- 6 ↳ Plug 35 2263.5 -- REDWOOD COREX(SERVICES) LIMITED SHALE NO ANALYSIS --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
21/10- 6 250.08839416503906 2345.893310546875 8 0 2026-08-06 10:11:50.403516+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
21/10- 6
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 2210.1048 2344.8264 885
caliper CALI CGG Digital Well Logs 2211.324 2344.674 876
comp_sonic DT CGG Digital Well Logs 768.4008 2336.5968 10221
deep_resistivity ILD CGG Digital Well Logs 768.7056 2343.3024 10319
gamma_ray GRD CGG Digital Well Logs 2184.8064 2338.8828 1012
gamma_ray GR CGG Digital Well Logs 250.0884 2338.4256 13704
neutron_por NPHI CGG Digital Well Logs 2210.2572 2341.626 863
shallow_resistivity SFL CGG Digital Well Logs 768.5532 2343.7596 10327
sp SP CGG Digital Well Logs 768.7056 2345.8932 10350

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/10- 6 6 2340.000 2305.982 D:\BigSpatial\nsta_raw\CGG_Deviation\21-10-6 1040af_CGG-Deviation.xlsx

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