Well Data Manager / Well Summary / 12/27a- 3

12/27a- 3

Decommissioned

Well Header

Well No

12/27a- 3

NSTA DEN No

4032

Well Name

Drill Seq No

Quadrant / Block

12 / 27 a

Surface Location

58.141216, -2.782013

Source Datum

ED50

Subsea Well

Platform

Slot No

Operator

PREMIER OIL GROUP LIMITED

Original Operator

Sub Area Operator

PREMIER OIL GROUP LIMITED

Licence No

P373

Licence Type

Production

Spud Date

1990-04-13

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (1)

12/27a- 3 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Oil and Gas Shows

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Kelly Bushing

Datum Elev (m)

39.624

Ground Elev (m)

Water Depth (m)

42.67

TD MD (m)

1747.418

TD TVDSS (m)

1707.794

TD Datum Depth (m)

39.624

TD Datum Type

Rotary Table

Spud Date

1990-04-13

TD Reached

1990-04-26

Completion Date

1990-05-07

Release Date

1994-05-07

Formation Tops (7)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
12/27a- 3	Valhall	Mesozoic	82.000	42.376	Lloyds Register
	Cromer Knoll	Mesozoic	82.000	42.376	Lloyds Register
	Wick Sandstone		927.000	887.376	Lloyds Register
	Punt Sandstone	Mesozoic	927.000	887.376	Lloyds Register
	Humber	Mesozoic	1035.000	995.376	Lloyds Register
	Kimmeridge Clay		1035.000	995.376	Lloyds Register
	Burns Sandstone	Mesozoic	1146.000	1106.376	Lloyds Register

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
12/27a- 3	2	3	2	11	7	2	0	0	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

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
12/27a- 3	80.61959838867188	1739.49365234375	11	0	2026-08-06 07:42:55.786514+00	View Log

Source LAS Manifest (Best Curve per Type)

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12/27a- 3

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOB	CGG Digital Well Logs	853.44	1739.4936	5815
caliper	CALI	CGG Digital Well Logs	853.44	1739.4936	5815
caliper	CAL	CGG Digital Well Logs	484.0224	1739.4936	8110
comp_sonic	DT	CGG Digital Well Logs	484.0224	1726.692	8064
deep_resistivity	LLD	CGG Digital Well Logs	484.9368	1736.1408000000001	8180
density_correction	DRHO	CGG Digital Well Logs	854.0496	1739.4936	5811
gamma_ray	GR	CGG Digital Well Logs	80.6196	1730.9592	10830
gamma_ray	SGR	CGG Digital Well Logs	825.7032	1730.9592	5941
gamma_ray	CGR	CGG Digital Well Logs	825.8556000000001	1730.9592	5940
micro_resistivity	MSFL	CGG Digital Well Logs	486.4608	1716.6336000000001	7942
neutron_por	NPHI	CGG Digital Well Logs	853.5924	1734.9216000000001	5784
pef	PEF	CGG Digital Well Logs	853.44	1739.4936	5815
potassium	POTA	CGG Digital Well Logs	825.8556000000001	1730.9592	5940
shallow_resistivity	LLS	CGG Digital Well Logs	484.632	1736.1408000000001	8184
sp	SP	CGG Digital Well Logs	484.0224	1705.5084000000002	7781
thorium	THOR	CGG Digital Well Logs	825.8556000000001	1730.9592	5940
uranium	URAN	CGG Digital Well Logs	825.7032	1730.9592	5941

Survey Inventory (Deviation)

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Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
12/27a- 3	0	--	--	--

12/27a- 3

Well Header

Wellbores (1)

Formation Tops (7)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (0)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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