Well Data Manager / Well Summary / 15/21a-A3

15/21a-A3

Present

Well Header

Well No
15/21a-A3
NSTA DEN No
4798
Well Name
--
Drill Seq No
3
Quadrant / Block
15 / 21 a
Surface Location
58.283647, 0.170057
Source Datum
ED50
Subsea Well
Yes
Platform
A
Slot No
AH
Operator
CNOOC PETROLEUM EUROPE LIMITED
Original Operator
--
Sub Area Operator
CNOOC PETROLEUM EUROPE LIMITED
Licence No
P218
Licence Type
Production
Spud Date
1992-08-09
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

15/21a-A3 Original
Completed (Shut In) View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
H
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.213
Ground Elev (m)
--
Water Depth (m)
140.21
TD MD (m)
4443.980
TD TVDSS (m)
3645.314
TD Datum Depth (m)
26.213
TD Datum Type
Kelly Bushing
Spud Date
1992-08-09
TD Reached
1992-09-04
Completion Date
1994-07-06
Release Date
1998-07-06

Formation Tops (0)

No formation tops ingested for this well.

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
15/21a-A3 0 0 0 0 0 0 2 1 0 View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/21a-A3 Cuttings 499.87 4443.98 -- -- wet samples .
15/21a-A3 Core #1 4200.14 4245.5 -- -- --
15/21a-A3 Core #2 4246.17 4249.52 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/21a-A3 1614.2208251953125 4443.67919921875 9 0 2026-08-06 08:24:58.428907+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/21a-A3
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 3646.6272000000004 4441.698 5218
caliper CALI OGA Batch Unzipped 1614.2208 4439.2596 9664
comp_sonic DT OGA Batch Unzipped 3646.6272000000004 4442.6124 5224
deep_resistivity RES_DEP OGA Batch Unzipped 3646.6272000000004 4430.5728 5145
density_correction DENC OGA Batch Unzipped 3646.6272000000004 4433.9256000000005 5161
gamma_ray GR OGA Batch Unzipped 1614.2208 4443.6792000000005 7905
med_resistivity RES_MED OGA Batch Unzipped 3646.6272000000004 4443.6792000000005 5225
neutron_por NEU OGA Batch Unzipped 3646.6272000000004 4428.1344 5123
sp SP OGA Batch Unzipped 3646.6272000000004 4443.6792000000005 5225

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/21a-A3 623 4443.984 3645.312 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_21a-A3\WELL_PATH\WDD_QC\15_21a-A3_wdd_WDD_FILE_1678378_DATACO_MAPPED.csv

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