Well Data Manager / Well Summary / 16/12a- 2

16/12a- 2

Decommissioned

Well Header

Well No
16/12a- 2
NSTA DEN No
1548
Well Name
--
Drill Seq No
2
Quadrant / Block
16 / 12 a
Surface Location
58.540640, 1.246452
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Original Operator
--
Sub Area Operator
SPIRIT ENERGY NORTH SEA OIL LIMITED
Licence No
P212
Licence Type
Production
Spud Date
1980-07-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

16/12a- 2 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
B
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
25.300
Ground Elev (m)
--
Water Depth (m)
128.63
TD MD (m)
4311.090
TD TVDSS (m)
4285.790
TD Datum Depth (m)
25.146
TD Datum Type
Kelly Bushing
Spud Date
1980-07-18
TD Reached
1980-10-27
Completion Date
1980-10-30
Release Date
1984-10-30

Formation Tops (5)

Wellbore Formation Era MD (m) TVDSS (m) Provider
16/12a- 2 Grid Sst 1525.000 1499.700 Ternan
Flugga Sst 2200.000 2174.700 Ternan
Maureen Sst Mesozoic 2662.000 2636.700 Ternan
Chalk Mesozoic 2752.000 2726.700 Ternan
Brae Sst 3764.000 3738.700 Ternan

Lithology Intervals

16/12a- 2 Curve: SANDCOUNT 241 intervals  ·  MD 994.867 – 4294.480 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NNS, ESP, ...
Sandstone (163)
Limestone (78)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
16/12a- 2 0 0 0 16 5 0 2 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
16/12a- 2 Oil shows OS * 3764.28 -- 534 m thick

Rock Samples (41)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
16/12a- 2 Cuttings 3166.87 4294.63 -- -- .
16/12a- 2 Core #1 4141.01 4143.91 φ 6.4% (n=3) · Kh 0.2 mD (n=3) · So 0.0% (n=3) · Sw 65.7% (n=3) · Density 2.71 (n=3) · FSP 4.0 (n=3) · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA well re-boxed (originally curated Nov'81)
16/12a- 2 ↳ Plug 01 4141.013 -- φ 10.4% · Kh 0.5 mD · So 0.0% · Sw 32.7% · Density 2.73 · FSP 2.7 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 02 4141.318 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 03 4141.622 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 04 4141.927 -- φ 5.7% · Kh 0.1 mD · So 0.0% · Sw 72.9% · Density 2.71 · FSP 6.5 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 05 4142.232 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 06 4142.537 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 07 4142.842 -- φ 3.0% · Kh 0.0 mD · So 0.0% · Sw 91.6% · Density 2.69 · FSP 2.7 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 08 4143.146 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 Core #2 4248.3 4257.29 φ 2.8% (n=8) · Kh 0.0 mD (n=8) · So 0.0% (n=8) · Sw 32.1% (n=8) · Density 2.71 (n=8) · FSP 2.6 (n=8) · CORE LABORATORIES U K LTD. SHALE; SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 09 4248.302 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 10 4248.607 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 11 4248.912 -- CORE LABORATORIES U K LTD. SHALE --
16/12a- 2 ↳ Plug 12 4249.217 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 13 4249.522 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 14 4249.826 -- φ 2.4% · Kh 0.0 mD · So 0.0% · Sw 11.1% · Density 2.74 · FSP 2.0 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 15 4250.131 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 16 4250.436 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 17 4250.741 -- φ 1.7% · Kh 0.0 mD · So 0.0% · Sw 36.7% · Density 2.72 · FSP 2.4 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 18 4251.046 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 19 4251.35 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 20 4251.655 -- φ 3.3% · Kh 0.0 mD · So 0.0% · Sw 41.6% · Density 2.69 · FSP 3.3 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 21 4251.96 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 22 4252.265 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 23 4252.57 -- φ 1.1% · Kh 0.0 mD · So 0.0% · Sw 38.9% · Density 2.72 · FSP 1.7 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 24 4252.874 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 25 4253.179 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 26 4253.484 -- φ 1.3% · Kh 0.0 mD · So 0.0% · Sw 25.1% · Density 2.71 · FSP 2.7 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 27 4253.789 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 28 4254.094 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 29 4254.398 -- CORE LABORATORIES U K LTD. SHALE --
16/12a- 2 ↳ Plug 30 4254.703 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 31 4255.008 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 32 4255.313 -- φ 4.8% · Kh 0.0 mD · So 0.0% · Sw 46.6% · Density 2.73 · FSP 2.9 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 33 4255.618 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 34 4255.922 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 35 4256.227 -- φ 5.9% · Kh 0.1 mD · So 0.0% · Sw 31.6% · Density 2.69 · FSP 3.4 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --
16/12a- 2 ↳ Plug 36 4256.532 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 37 4256.837 -- CORE LABORATORIES U K LTD. -- --
16/12a- 2 ↳ Plug 38 4257.142 -- φ 1.6% · Kh 0.0 mD · So 0.0% · Sw 25.1% · Density 2.65 · FSP 2.6 · CORE LABORATORIES U K LTD. SS GY VFG DOL CMT MICA --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
16/12a- 2 1643.0244140625 4282.43994140625 13 0 2026-08-06 09:07:33.311473+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
16/12a- 2
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density CDEN Energective CorrectedLOGS 1666.9512 3655.1616000000004 13029
bulk_density DEN OGA Batch Unzipped 1643.7864000000002 3655.6188 13202
caliper CALI OGA Batch Unzipped 1643.7864000000002 3983.5836000000004 15342
caliper CLD Energective CorrectedLOGS 1666.9512 3652.5708 12991
comp_sonic DT OGA Batch Unzipped 1643.7864000000002 3984.498 15297
comp_sonic DTC Energective CorrectedLOGS 1672.5900000000001 3643.4268 12933
deep_resistivity LLD Energective CorrectedLOGS 2874.5688 3645.8652 5062
deep_resistivity ILD Energective CorrectedLOGS 1666.9512 3652.1136 13027
deep_resistivity RES_DEP OGA Batch Unzipped 1643.7864000000002 3999.4332000000004 15447
density_correction CDRH Energective CorrectedLOGS 1666.9512 3655.1616000000004 13031
gamma_ray GRI Energective CorrectedLOGS 1643.0244 3647.9988000000003 13153
gamma_ray GR OGA Batch Unzipped 1643.7864000000002 3984.3456 15251
micro_resistivity RES_MIC OGA Batch Unzipped 2875.1784000000002 3984.3456 7274
micro_resistivity MSF Energective CorrectedLOGS 2874.5688 3650.742 5094
neutron_por CNEU Energective CorrectedLOGS 1643.0244 3651.0468 13157
porosity PHIE OGA Batch Unzipped 3642.6648 4282.4400000000005 4199
shallow_resistivity LLS Energective CorrectedLOGS 2874.5688 3646.0176 5063
shallow_resistivity RES_SLW OGA Batch Unzipped 1643.7864000000002 3999.2808 15449
shallow_resistivity SFL Energective CorrectedLOGS 1666.9512 3651.5040000000004 13023
sp SP Energective CorrectedLOGS 1666.9512 3654.7044 13044
tvdss SS Energective CorrectedLOGS 1642.872 3655.4664000000002 13207
vshale VCLAY OGA Batch Unzipped 3642.6648 4282.4400000000005 4199
water_sat SW OGA Batch Unzipped 3642.6648 4282.4400000000005 4199

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
16/12a- 2 0 -- -- --

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