15/22-G1

Present

Well Header

Well No
15/22-G1
NSTA DEN No
5748
Well Name
--
Drill Seq No
1
Quadrant / Block
15 / 22
Surface Location
58.217443, 0.247737
Source Datum
ED50
Subsea Well
Yes
Platform
G
Slot No
GB
Operator
CNOOC PETROLEUM EUROPE LIMITED
Original Operator
--
Sub Area Operator
CNOOC PETROLEUM EUROPE LIMITED
Licence No
P185
Licence Type
Production
Spud Date
1996-01-18
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

15/22-G1 Original
Current Intent
Development
Original Intent
Development
Flow Class
Oil Show
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
24.384
Ground Elev (m)
--
Water Depth (m)
142.04
TD MD (m)
3337.560
TD TVDSS (m)
3079.394
TD Datum Depth (m)
24.384
TD Datum Type
Kelly Bushing
Spud Date
1996-01-18
TD Reached
1996-02-21
Completion Date
1996-02-21
Release Date
2000-02-21
15/22-G1Z Sidetrack Z parent: 15/22-G1
Current Intent
Development
Original Intent
Development
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
--
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
24.384
Ground Elev (m)
--
Water Depth (m)
142.04
TD MD (m)
3445.459
TD TVDSS (m)
3221.126
TD Datum Depth (m)
24.384
TD Datum Type
Kelly Bushing
Spud Date
1996-02-21
TD Reached
1996-03-19
Completion Date
1996-03-19
Release Date
2000-03-19

Formation Tops (23)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/22-G1 Nordland Cenozoic 166.000 141.616 BGS LithoStrat Upper
Stronsay Group Cenozoic 732.000 707.616 BGS LithoStrat Upper
Balder Cenozoic 1439.000 1414.616 BGS LithoStrat Upper
Sele Mesozoic 1568.000 1543.616 BGS LithoStrat Upper
Upper Dornoch Sandstone Unit Cenozoic 1597.000 1572.616 BGS LithoStrat Upper
Dornoch Mudstone Unit Cenozoic 1745.000 1720.616 BGS LithoStrat Upper
Lower Dornoch Sandstone Unit Cenozoic 1812.000 1787.616 BGS LithoStrat Upper
Mey Sandstone Member Mesozoic 1992.000 1967.616 BGS LithoStrat Upper
Maureen Mesozoic 2405.000 2380.616 BGS LithoStrat Upper
Ekofisk Mesozoic 2512.000 2487.616 BGS LithoStrat Upper
Tor Mesozoic 2540.000 2515.616 BGS LithoStrat Upper
Mackerel Formation Mesozoic 2749.000 2724.616 BGS LithoStrat Upper
Herring Mesozoic 3030.000 3005.616 BGS LithoStrat Upper
Black Band Bed Mesozoic 3145.000 3120.616 BGS LithoStrat Upper
Hidra Mesozoic 3149.000 3124.616 BGS LithoStrat Upper
Hidra Mesozoic 3187.000 3162.616 BGS LithoStrat Upper
Hidra Mesozoic 3200.000 3175.616 BGS LithoStrat Upper
Valhall Mesozoic 3206.000 3181.616 BGS LithoStrat Upper
Valhall Mesozoic 3223.000 3198.616 BGS LithoStrat Upper
Kimmeridge Clay 3228.000 3203.616 BGS LithoStrat Upper
Piper Mesozoic 3230.000 3205.616 BGS LithoStrat Upper
Piper Shale Member 3233.000 3208.616 BGS LithoStrat Upper
Rattray 3238.000 3213.616 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
15/22-G1 0 0 0 23 23 0 2 1 0 View
15/22-G1Z 0 0 0 0 0 0 3 1 0 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/22-G1 Oil shows OS Piper Formation 3229.6608 -- 4 m thick

Rock Samples (7)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/22-G1 Cuttings 1569.72 3337.56 -- -- --
15/22-G1 Core #1 3182.72 3237.59 -- -- --
15/22-G1 Core #2 3237.89 3251.3 -- -- --
15/22-G1Z Cuttings 2057.4 3444.24 -- -- --
15/22-G1Z Core #1 3136.09 3191.41 -- -- --
15/22-G1Z Core #2 3191.26 3237.28 -- -- --
15/22-G1Z Core #3 3237.28 3282.82 -- -- --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/22-G1Z 1461.5159912109375 3397.758056640625 2 0 2026-08-06 08:29:17.507619+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/22-G1Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
comp_sonic DT OGA Batch Unzipped 1461.516 3258.4644000000003 11792
gamma_ray GR OGA Batch Unzipped 1461.516 3397.7580000000003 12701

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/22-G1 0 -- -- --
15/22-G1Z 112 3445.459 3222.690 G:\NSTA_BigFiles\OGA_Batch_Unzipped\UK_15\15_22-G1Z\WELL_PATH\WDD_QC\15_22-G1Z_wdd_WDD_FILE_1678445_DATACO_MAPPED.csv

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