Well Data Manager / Well Summary / 28/09- 4

28/09- 4

Decommissioned

Well Header

Well No
28/09- 4
NSTA DEN No
23046
Well Name
--
Drill Seq No
4
Quadrant / Block
28 / 9
Surface Location
56.752471, 0.659277
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
PREMIER OIL UK LIMITED
Original Operator
--
Sub Area Operator
PREMIER OIL UK LIMITED
Licence No
P1430
Licence Type
Production
Spud Date
2011-03-01
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

28/09- 4 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
44.806
Ground Elev (m)
--
Water Depth (m)
95.40
TD MD (m)
1825.752
TD TVDSS (m)
1746.199
TD Datum Depth (m)
44.806
TD Datum Type
Rotary Table
Spud Date
2011-03-01
TD Reached
2011-03-21
Completion Date
2011-03-24
Release Date
2014-03-24
28/09- 4Z Sidetrack Z parent: 28/09- 4
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
SE
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
44.806
Ground Elev (m)
--
Water Depth (m)
95.40
TD MD (m)
1596.238
TD TVDSS (m)
1223.162
TD Datum Depth (m)
44.806
TD Datum Type
Rotary Table
Spud Date
2011-03-24
TD Reached
2011-03-27
Completion Date
2011-03-30
Release Date
2014-03-30

Formation Tops (20)

Wellbore Formation Era MD (m) TVDSS (m) Provider
28/09- 4 Stronsay Cenozoic 961.000 916.194 Lloyds Register
Horda Cenozoic 961.000 916.194 Lloyds Register
Upper Tay Sandstone 1106.000 1061.194 Lloyds Register
Lower Tay Sandstone 1188.000 1143.194 Lloyds Register
Moray Mesozoic 1248.000 1203.194 Lloyds Register
Balder Cenozoic 1248.000 1203.194 Lloyds Register
Sele Mesozoic 1271.000 1226.194 Lloyds Register
Cromarty Sandstone Cenozoic 1318.000 1273.194 Lloyds Register
Montrose Mesozoic 1431.000 1386.194 Lloyds Register
Lista Mesozoic 1431.000 1386.194 Lloyds Register
Upper Cretaceous Chalk Mesozoic 1490.000 1445.194 Lloyds Register
Chalk Mesozoic 1490.000 1445.194 Lloyds Register
Kimmeridge Clay 1746.000 1701.194 Lloyds Register
Humber Mesozoic 1746.000 1701.194 Lloyds Register
Fulmar Mesozoic 1764.000 1719.194 Lloyds Register
Smith Bank Mesozoic 1788.000 1743.194 Lloyds Register
Heron Palaeozoic 1788.000 1743.194 Lloyds Register
Zechstein Palaeozoic 1797.000 1752.194 Lloyds Register
Turbot Anhydrite Palaeozoic 1797.000 1752.194 Lloyds Register
Shearwater Salt 1817.000 1772.194 Lloyds Register

Lithology Intervals

28/09- 4 Curve: SANDCOUNT 15 intervals  ·  MD 1106.729 – 1788.871 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (10)
Limestone (5)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
28/09- 4 7 10 3 19 20 4 0 0 0 View
28/09- 4Z 0 0 0 6 0 1 0 0 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
28/09- 4 Oil shows OS MTSU 1105.8144 -- 39 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
28/09- 4Z 568.3757934570312 1580.4642333984375 2 0 2026-08-06 18:06:54.50544+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
28/09- 4Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
density_correction DRHM CGG Digital Well Logs 568.3758 1580.4642000000001 6642
neutron_por NPLM CGG Digital Well Logs 568.3758 1577.721 6624

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
28/09- 4 0 -- -- --
28/09- 4Z 0 -- -- --

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