21/06a- 7

Decommissioned

Well Header

Well No
21/06a- 7
NSTA DEN No
13924
Well Name
--
Drill Seq No
7
Quadrant / Block
21 / 6 a
Surface Location
57.705373, 0.117092
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
PREMIER OIL ONS LIMITED
Original Operator
--
Sub Area Operator
PREMIER OIL ONS LIMITED
Licence No
P1048
Licence Type
Production
Spud Date
2005-12-23
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

21/06a- 7 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
P
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
27.432
Ground Elev (m)
--
Water Depth (m)
149.05
TD MD (m)
3297.936
TD TVDSS (m)
3222.041
TD Datum Depth (m)
27.432
TD Datum Type
Kelly Bushing
Spud Date
2005-12-23
TD Reached
2006-01-14
Completion Date
2006-01-18
Release Date
2009-01-18

Formation Tops (11)

Wellbore Formation Era MD (m) TVDSS (m) Provider
21/06a- 7 Chalk Mesozoic 2292.000 2264.568 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2341.000 2313.568 Lloyds Register
Cromer Knoll Mesozoic 2738.000 2710.568 Lloyds Register
Rodby Mesozoic 2738.000 2710.568 Lloyds Register
Lower Cretaceous Undifferentiated Mesozoic 2789.000 2761.568 Lloyds Register
Valhall Mesozoic 2906.000 2878.568 Lloyds Register
Humber Mesozoic 3061.000 3033.568 Lloyds Register
Kimmeridge Clay 3061.000 3033.568 Lloyds Register
Heather Mesozoic 3201.000 3173.568 Lloyds Register
Smith Bank Mesozoic 3245.000 3217.568 Lloyds Register
Heron Palaeozoic 3245.000 3217.568 Lloyds Register

Lithology Intervals

21/06a- 7 Curve: SANDCOUNT 62 intervals  ·  MD 1499.768 – 3236.824 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...
Sandstone (46)
Limestone (16)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
21/06a- 7 4 7 0 16 11 3 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)

No wireline log curves ingested for this well.

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

No scanned LAS source files matched to this well.

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
21/06a- 7 0 -- -- --

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