21/10- 3

Decommissioned

Well Header

Well No
21/10- 3
NSTA DEN No
364
Well Name
--
Drill Seq No
3
Quadrant / Block
21 / 10
Surface Location
57.729202, 0.857980
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
P57
Licence Type
Production
Spud Date
1971-08-17
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

21/10- 3 Original
Abandoned Phase 3 Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
33.830
Ground Elev (m)
--
Water Depth (m)
128.32
TD MD (m)
570.000
TD TVDSS (m)
536.000
TD Datum Depth (m)
33.772
TD Datum Type
Kelly Bushing
Spud Date
1971-08-17
TD Reached
1971-08-20
Completion Date
1971-08-25
Release Date
1975-08-25
21/10- 3A Sidetrack A parent: 21/10- 3
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
33.800
Ground Elev (m)
--
Water Depth (m)
128.48
TD MD (m)
2300.000
TD TVDSS (m)
2265.840
TD Datum Depth (m)
33.833
TD Datum Type
Kelly Bushing
Spud Date
1971-08-25
TD Reached
1971-09-23
Completion Date
1971-10-05
Release Date
1975-10-05

Formation Tops (0)

No formation tops ingested for this well.

Lithology Intervals

21/10- 3A Curve: SANDCOUNT 27 intervals  ·  MD 712.927 – 2284.781 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (22)
Limestone (5)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
21/10- 3 0 0 0 0 0 0 0 0 0
21/10- 3A 3 4 2 9 0 1 3 1 1 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/10- 3A Mixed OG * 2087.10276 -- 213 m thick
21/10- 3A DST DST 1 -- 2109.5 2115.6 Label / Forties

Rock Samples (25)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/10- 3A Cuttings 246.89 2298.19 -- -- .
21/10- 3A Core #1 2109.98 2113.88 φ 22.2% (n=3) · Kh 102.2 mD (n=3) · Kv 10.9 mD (n=2) · Density 2.56 (n=2) · BP -- .
21/10- 3A ↳ Plug 01 2110.0 -- φ 21.7% · Kh 297.8 mD · BP -- --
21/10- 3A ↳ Plug 02 2110.3 -- Kv 19.3 mD · BP -- --
21/10- 3A ↳ Plug 03 2110.7 -- φ 24.2% · Kh 2.9 mD · Kv 2.5 mD · Density 2.59 · BP -- --
21/10- 3A ↳ Plug 04 2112.2 -- φ 20.8% · Kh 5.8 mD · Density 2.53 · BP -- --
21/10- 3A Core #2 2116.99 2119.49 φ 21.0% (n=1) · Kh 1.4 mD (n=1) · Kv 1.0 mD (n=1) · Density 2.61 (n=1) · BP NO ANALYSIS .
21/10- 3A ↳ Plug 05 2118.05 -- φ 21.0% · Kh 1.4 mD · Kv 1.0 mD · Density 2.61 · BP -- --
21/10- 3A ↳ Core Plug #2 2119.4 -- BP NO ANALYSIS --
21/10- 3A Core #4 2153.96 2159.97 φ 22.2% (n=15) · Kh 262.5 mD (n=15) · Kv 250.1 mD (n=15) · Density 2.63 (n=15) · BP -- .
21/10- 3A ↳ Plug 06 2154.0 -- φ 25.6% · Kh 47.9 mD · Kv 83.5 mD · Density 2.65 · BP -- --
21/10- 3A ↳ Plug 07 2154.3 -- φ 27.5% · Kh 346.3 mD · Kv 325.8 mD · Density 2.65 · BP -- --
21/10- 3A ↳ Plug 08 2154.6 -- φ 27.1% · Kh 445.2 mD · Kv 420.3 mD · Density 2.63 · BP -- --
21/10- 3A ↳ Plug 09 2155.27 -- φ 25.1% · Kh 381.8 mD · Kv 244.4 mD · Density 2.63 · BP -- --
21/10- 3A ↳ Plug 10 2155.6 -- φ 27.1% · Kh 359.1 mD · Kv 361.2 mD · Density 2.64 · BP -- --
21/10- 3A ↳ Plug 11 2156.0 -- φ 27.1% · Kh 407.6 mD · Kv 375.9 mD · Density 2.64 · BP -- --
21/10- 3A ↳ Plug 12 2156.4 -- φ 26.0% · Kh 324.5 mD · Kv 283.6 mD · Density 2.68 · BP -- --
21/10- 3A ↳ Plug 13 2156.75 -- φ 2.7% · Kh 1.0 mD · Kv 1.0 mD · Density 2.66 · BP -- --
21/10- 3A ↳ Plug 14 2157.0 -- φ 1.9% · Kh 1.0 mD · Kv 1.0 mD · Density 2.65 · BP -- --
21/10- 3A ↳ Plug 15 2157.75 -- φ 21.5% · Kh 229.2 mD · Kv 289.5 mD · Density 2.64 · BP -- --
21/10- 3A ↳ Plug 16 2157.9 -- φ 25.0% · Kh 506.1 mD · Kv 422.3 mD · Density 2.57 · BP -- --
21/10- 3A ↳ Plug 17 2158.3 -- φ 26.1% · Kh 341.2 mD · Kv 344.1 mD · Density 2.59 · BP -- --
21/10- 3A ↳ Plug 18 2158.8 -- φ 22.5% · Kh 12.0 mD · Kv 5.2 mD · Density 2.63 · BP -- --
21/10- 3A ↳ Plug 19 2159.3 -- φ 27.9% · Kh 515.9 mD · Kv 561.1 mD · Density 2.60 · BP -- --
21/10- 3A ↳ Plug 20 2159.5 -- φ 19.3% · Kh 18.4 mD · Kv 32.3 mD · Density 2.61 · BP -- --

Wireline Log Inventory (Ingested Curves)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/10- 3 0 -- -- --
21/10- 3A 0 -- -- --

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