Well Data Manager / Well Summary / 103/21- 1

103/21- 1

Decommissioned

Well Header

Well No
103/21- 1
NSTA DEN No
866
Well Name
--
Drill Seq No
1
Quadrant / Block
103 / 21
Surface Location
51.232951, -5.805148
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
AMOCO (U.K.) EXPLORATION COMPANY
Original Operator
--
Sub Area Operator
AMOCO (U.K.) EXPLORATION COMPANY
Licence No
P151
Licence Type
Production
Spud Date
1976-06-13
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

103/21- 1 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
33.223
Ground Elev (m)
--
Water Depth (m)
84.12
TD MD (m)
1970.840
TD TVDSS (m)
1773.022
TD Datum Depth (m)
33.223
TD Datum Type
Kelly Bushing
Spud Date
1976-06-13
TD Reached
1976-07-17
Completion Date
1976-07-22
Release Date
1980-07-22

Formation Tops (13)

Wellbore Formation Era MD (m) TVDSS (m) Provider
103/21- 1 Sea Bed 117.000 83.777 BGS
Top Chalk Gp 117.000 83.777 BGS
Top Selborne Gp 414.000 380.777 BGS
Top Gault-Greensands (Undiv) 414.000 380.777 BGS
Top Great Oolite Gp Mesozoic 463.000 429.777 BGS
Top Inferior Oolite Gp Mesozoic 569.000 535.777 BGS
Top Lias Gp 618.000 584.777 BGS
Top Penarth Gp 1350.000 1316.777 BGS
Top Mercia Gp 1386.000 1352.777 BGS
Top Triassic Evaporites (Undiv) Palaeozoic 1553.000 1519.777 BGS
Base Triassic Evaporites (Undiv) Palaeozoic 1757.000 1723.777 BGS
Top Sherwood Sandstone Gp Mesozoic 1853.000 1819.777 BGS
Devonian Palaeozoic 1887.000 1853.777 BGS

Lithology Intervals

103/21- 1 Curve: SANDCOUNT 120 intervals  ·  MD 182.575 – 1977.085 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/SW Approac...
Limestone (72)
Sandstone (27)
Anhydrite (7)
Halite (5)
Metamorphic (5)
Volcanics (4)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
103/21- 1 9 2 0 7 13 5 1 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (2)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
103/21- 1 Cuttings 182.88 1969.01 -- -- 10 20 and 30 foot intervals .
103/21- 1 Core #1 1961.69 1968.7 -- -- .

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
103/21- 1 0 -- -- --

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