Well Data Manager / Well Summary / 16/21a-B9

16/21a-B9

Present

Well Header

Well No
16/21a-B9
NSTA DEN No
2846
Well Name
--
Drill Seq No
9
Quadrant / Block
16 / 21 a
Surface Location
58.228685, 1.107362
Source Datum
ED50
Subsea Well
Yes
Platform
B
Slot No
5
Operator
PREMIER OIL E&P UK LIMITED
Original Operator
--
Sub Area Operator
PREMIER OIL E&P UK LIMITED
Licence No
P201
Licence Type
Production
Spud Date
1985-12-05
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

16/21a-B9 Original
Abandoned Phase 1 View Log Interpreted Data Survey
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
OH
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.298
Ground Elev (m)
--
Water Depth (m)
145.39
TD MD (m)
2789.830
TD TVDSS (m)
2264.359
TD Datum Depth (m)
25.298
TD Datum Type
Kelly Bushing
Spud Date
1985-12-05
TD Reached
1985-12-30
Completion Date
1987-01-09
Release Date
1991-01-09

Formation Tops (6)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/21a-B9 Hordaland Cenozoic 171.000 145.702 BGS LithoStrat Upper
Hordaland Cenozoic 234.000 208.702 BGS LithoStrat Upper
Balder Cenozoic 2472.000 2014.327 BGS LithoStrat Upper
Sele Mesozoic 2516.000 2048.170 BGS LithoStrat Upper
Lista Mesozoic 2574.000 2093.237 BGS LithoStrat Upper
Andrew Cenozoic 2635.000 2140.895 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
16/21a-B9 0 0 0 6 6 0 3 1 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/21a-B9 Oil O Lista Formation 2574.3408 -- 61 m thick
16/21a-B9 Oil O Andrew Sandstone unit 2634.996 -- 130 m thick

Rock Samples (4)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/21a-B9 Cuttings 320.04 2764.54 -- -- curated July`03 to fill gap / one of several sets from Robertsons
16/21a-B9 Core #1 2624.33 2636.79 -- -- .
16/21a-B9 Core #2 2642.62 2660.9 -- -- .
16/21a-B9 Core #3 2660.9 2679.19 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/21a-B9 170.68800354003906 2772.91796875 9 0 2026-08-06 09:20:17.241472+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/21a-B9
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 2435.3520000000003 2772.918 2216
caliper CALI OGA Batch Unzipped 2435.3520000000003 2764.536 2161
comp_sonic DT OGA Batch Unzipped 170.68800000000002 2760.5736 16995
deep_resistivity RES_DEP OGA Batch Unzipped 170.68800000000002 2770.1748000000002 17058
density_correction DENC OGA Batch Unzipped 2435.3520000000003 2772.918 2216
gamma_ray GR OGA Batch Unzipped 170.68800000000002 2762.8596000000002 17010
med_resistivity RES_MED OGA Batch Unzipped 170.68800000000002 2769.5652 17054
shallow_resistivity RES_SLW OGA Batch Unzipped 170.68800000000002 2770.7844 17062
sp SP OGA Batch Unzipped 170.68800000000002 2770.9368 17063

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/21a-B9 110 2764.536 2239.093 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_16\16_21a-B9\WELL_PATH\WDD_QC\16_21a-B9_wdd_WDD_FILE_251912174_DATACO_MAPPED.csv

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