21/17- 3

Decommissioned

Well Header

Well No
21/17- 3
NSTA DEN No
2969
Well Name
--
Drill Seq No
3
Quadrant / Block
21 / 17
Surface Location
57.449925, 0.354904
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
SHELL U.K. LIMITED
Original Operator
--
Sub Area Operator
SHELL U.K. LIMITED
Licence No
P350
Licence Type
Production
Spud Date
1986-06-13
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/17- 3 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
M
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.908
Ground Elev (m)
--
Water Depth (m)
84.12
TD MD (m)
2763.012
TD TVDSS (m)
0.000
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1986-06-13
TD Reached
1986-07-28
Completion Date
1986-08-11
Release Date
1990-08-11

Formation Tops (26)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/17- 3 Horda Cenozoic 1481.000 1455.092 Lloyds Register
Stronsay Cenozoic 1481.000 1455.092 Lloyds Register
Upper Tay Sandstone 1654.000 1628.092 Lloyds Register
Lower Tay Sandstone 1835.000 1809.092 Lloyds Register
Moray Mesozoic 1930.000 1904.092 Lloyds Register
Balder Cenozoic 1930.000 1904.092 Lloyds Register
Balder Tuff Cenozoic 1930.000 1904.092 Lloyds Register
Sele Mesozoic 1946.000 1920.092 Lloyds Register
Lista Mesozoic 1964.000 1938.092 Lloyds Register
Montrose Mesozoic 1964.000 1938.092 Lloyds Register
Maureen Mesozoic 2031.000 2005.092 Lloyds Register
Maureen Sandstone Mesozoic 2088.000 2062.092 Lloyds Register
Ekofisk Mesozoic 2114.000 2088.092 Lloyds Register
Chalk Mesozoic 2114.000 2088.092 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2194.000 2168.092 Lloyds Register
Rodby Mesozoic 2416.000 2390.092 Lloyds Register
Cromer Knoll Mesozoic 2416.000 2390.092 Lloyds Register
Sola 2431.000 2405.092 Lloyds Register
Valhall Mesozoic 2571.000 2545.092 Lloyds Register
Kimmeridge Clay 2638.000 2612.092 Lloyds Register
Humber Mesozoic 2638.000 2612.092 Lloyds Register
Fulmar Mesozoic 2704.000 2678.092 Lloyds Register
Heron Palaeozoic 2724.000 2698.092 Lloyds Register
Smith Bank Mesozoic 2724.000 2698.092 Lloyds Register
Zechstein Palaeozoic 2744.000 2718.092 Lloyds Register
Turbot Anhydrite Palaeozoic 2744.000 2718.092 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
21/17- 3 8 14 4 30 26 2 2 1 1 View

Hydrocarbon Occurrence (3)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
21/17- 3 Oil O Fulmar Formation 2705.4048000000003 -- 10 m thick
21/17- 3 DST DST 1 -- 2709.7 2724.3 Label / Upper Jurassic
21/17- 3 Oil O Fulmar Formation 2715.768 -- 9 m thick

Rock Samples (15)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
21/17- 3 Cuttings 225.55 2785.87 -- -- .
21/17- 3 Core #1 2708.45 2718.51 φ 18.2% (n=11) · Kh 5.3 mD (n=11) · Density 2.71 (n=11) · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, OCC ARG, CMN DOL CMT; SST, SST, F, OCC ARG, CMN DOL CMT; SST, VF MOD ARG, MOD CMT; SST, VF, CMN ARG, V CMN DOL CMT; SST, VF, MOD ARG, MOD CMT; SST, VF, MOD ARG, MOD DOL CMT; SST, VF, MOD, ARG, V CMN DOL CMT; SST, VF, OCC ARG, MOD CMT .
21/17- 3 ↳ Plug 01 2708.849 -- φ 19.7% · Kh 0.6 mD · Density 2.67 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, MOD ARG, MOD CMT --
21/17- 3 ↳ Plug 02 2710.19 -- φ 25.8% · Kh 14.0 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, OCC ARG, MOD CMT --
21/17- 3 ↳ Plug 03 2710.861 -- φ 22.6% · Kh 5.0 mD · Density 2.72 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, MOD ARG, MOD DOL CMT --
21/17- 3 ↳ Plug 04 2711.562 -- φ 5.3% · Kh 0.0 mD · Density 2.80 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, MOD, ARG, V CMN DOL CMT --
21/17- 3 ↳ Plug 05 2712.781 -- φ 28.2% · Kh 25.0 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, OCC ARG, MOD CMT --
21/17- 3 ↳ Plug 06 2713.665 -- φ 22.4% · Kh 7.9 mD · Density 2.68 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, MOD ARG, MOD CMT --
21/17- 3 ↳ Plug 07 2714.488 -- φ 19.3% · Kh 1.9 mD · Density 2.77 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, F, OCC ARG, CMN DOL CMT --
21/17- 3 ↳ Plug 08 2715.402 -- φ 11.6% · Kh 0.2 mD · Density 2.78 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, SST, F, OCC ARG, CMN DOL CMT --
21/17- 3 ↳ Plug 9A 2716.591 -- φ 18.9% · Kh 0.9 mD · Density 2.68 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, MOD ARG, MOD CMT --
21/17- 3 ↳ Plug 9B 2716.682 -- φ 6.5% · Kh 0.0 mD · Density 2.76 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF, CMN ARG, V CMN DOL CMT --
21/17- 3 ↳ Plug 10 2717.444 -- φ 20.0% · Kh 2.4 mD · Density 2.66 · ROBERTSON RESEARCH INTERNATIONAL LIMITED SST, VF MOD ARG, MOD CMT --
21/17- 3 Core #2 2722.17 2732.32 ROBERTSON RESEARCH INTERNATIONAL LIMITED NPP | CLAYSTONE .
21/17- 3 ↳ Plug 11 2722.474 -- ROBERTSON RESEARCH INTERNATIONAL LIMITED NPP | CLAYSTONE --

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
21/17- 3 0 -- -- --

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