Well Data Manager / Well Summary / 211/21a-N23

211/21a-N23

Present

Well Header

Well No
211/21a-N23
NSTA DEN No
3014
Well Name
--
Drill Seq No
23
Quadrant / Block
211 / 21
Surface Location
61.239957, 1.147903
Source Datum
ED50
Subsea Well
No
Platform
N
Slot No
CN33
Operator
TAQA BRATANI LIMITED
Original Operator
--
Sub Area Operator
TAQA BRATANI LIMITED
Licence No
P258
Licence Type
Production
Spud Date
1986-09-06
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

211/21a-N23 Original parent: 211/21-N13
Abandoned Phase 2 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
50.902
Ground Elev (m)
--
Water Depth (m)
160.94
TD MD (m)
3813.094
TD TVDSS (m)
2812.530
TD Datum Depth (m)
50.902
TD Datum Type
Kelly Bushing
Spud Date
1986-09-06
TD Reached
1986-09-21
Completion Date
1986-09-30
Release Date
1990-09-30

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
211/21a-N23 Unknown 212.000 160.642 BGS LithoStrat Upper
Unknown 3566.000 2581.407 BGS LithoStrat Upper
Kimmeridge Clay 3585.000 2598.988 BGS LithoStrat Upper
Heather Mesozoic 3605.000 2617.584 BGS LithoStrat Upper
Lower Ness Member Mesozoic 3636.000 2646.485 BGS LithoStrat Upper
Etive Mesozoic 3642.000 2652.088 BGS LithoStrat Upper
Rannoch Mesozoic 3651.000 2660.502 BGS LithoStrat Upper
Broom Mesozoic 3689.000 2696.060 BGS LithoStrat Upper
Drake Mesozoic 3696.000 2702.618 BGS LithoStrat Upper
Statfjord Mesozoic 3781.000 2782.371 BGS LithoStrat Upper
Cormorant Mesozoic 3795.000 2795.531 BGS LithoStrat Upper

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
211/21a-N23 0 0 0 11 11 0 0 0 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
211/21a-N23 Oil O Ness Formation 3635.6544000000004 -- 7 m thick
211/21a-N23 Oil O Etive Formation 3642.36 -- 8 m thick
211/21a-N23 Oil O Rannoch Formation 3650.5896000000002 -- 38 m thick
211/21a-N23 Oil O Broom Formation 3688.9944 -- 7 m thick

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
211/21a-N23 3544.823974609375 3819.906005859375 8 0 2026-08-06 11:18:57.310817+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
211/21a-N23
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 3544.824 3815.3340000000003 1776
caliper CALI OGA Batch Unzipped 3544.824 3815.3340000000003 1776
comp_sonic DT OGA Batch Unzipped 3550.6152 3813.8100000000004 1728
deep_resistivity RES_DEP OGA Batch Unzipped 3564.0264 3819.9060000000004 1680
density_correction DENC OGA Batch Unzipped 3544.824 3815.3340000000003 1776
gamma_ray GR OGA Batch Unzipped 3550.6152 3813.8100000000004 1728
med_resistivity RES_MED OGA Batch Unzipped 3564.0264 3819.9060000000004 1680
neutron_por NEU OGA Batch Unzipped 3544.824 3815.3340000000003 1776

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
211/21a-N23 360 3813.048 2812.496 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_21a-N23\WELL_PATH\WDD_QC\211_21-N23_wdd_WDD_FILE_1673893_DATACO_MAPPED.csv
211/21a-N23 360 3813.048 2812.496 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_211\211_21a-N23\WELL_PATH\WDD_QC\211_21-N23_wdd_WDD_FILE_1684405_DATACO_MAPPED.csv

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