23/16a- 3

Decommissioned

Well Header

Well No
23/16a- 3
NSTA DEN No
3738
Well Name
--
Drill Seq No
3
Quadrant / Block
23 / 16 a
Surface Location
57.375220, 2.010867
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Original Operator
--
Sub Area Operator
BP EXPLORATION OPERATING COMPANY LIMITED
Licence No
P59
Licence Type
Production
Spud Date
1989-03-31
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

23/16a- 3 Original
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Condensate Well
Dev Type
--
Convention
--
Primary Target
D
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
26.000
Ground Elev (m)
--
Water Depth (m)
87.00
TD MD (m)
1975.000
TD TVDSS (m)
1946.810
TD Datum Depth (m)
25.908
TD Datum Type
Kelly Bushing
Spud Date
1989-03-31
TD Reached
1989-04-28
Completion Date
1989-05-13
Release Date
1993-05-13

Formation Tops (13)

Wellbore Formation Era MD (m) TVDSS (m) Provider
23/16a- 3 Stronsay Cenozoic 1502.000 1475.664 Lloyds Register
Horda Cenozoic 1502.000 1475.664 Lloyds Register
Balder Tuff Cenozoic 1604.000 1577.610 Lloyds Register
Balder Cenozoic 1604.000 1577.610 Lloyds Register
Moray Mesozoic 1604.000 1577.610 Lloyds Register
Sele Mesozoic 1613.000 1586.600 Lloyds Register
Forties Sandstone Mesozoic 1616.000 1589.597 Lloyds Register
Tor Mesozoic 1619.000 1592.594 Lloyds Register
Chalk Mesozoic 1619.000 1592.594 Lloyds Register
Valhall Mesozoic 1638.000 1611.567 Lloyds Register
Cromer Knoll Mesozoic 1638.000 1611.567 Lloyds Register
Zechstein Palaeozoic 1640.000 1613.563 Lloyds Register
Shearwater Salt 1640.000 1613.563 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
23/16a- 3 5 6 2 20 13 4 0 0 4 View

Hydrocarbon Occurrence (14)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
23/16a- 3 Oil shows OS Nordland Group 812.0390160000001 -- 328 m thick
23/16a- 3 Oil shows OS Horda Formation 1140.055632 -- 60 m thick
23/16a- 3 Oil shows OS Horda Formation 1200.05856 -- 70 m thick
23/16a- 3 Gas shows GCS Sele Formation 1613.0778 -- 1 m thick
23/16a- 3 Gas shows GCS Sele Formation 1614.077544 -- 2 m thick
23/16a- 3 DST DST 1 -- 1615.1 1645.0 Label / Lower Cretaceous
23/16a- 3 DST DST 1 -- 1615.2 1645.0 Label / Diagenetic caprock
23/16a- 3 DST DST 1 -- 1615.2 1645.0 Label / Forties
23/16a- 3 DST DST 1 -- 1615.2 1645.1 Label / Upper Cretaceous
23/16a- 3 Gas shows GCS Forties Sandstone Member 1616.0800800000002 -- 3 m thick
23/16a- 3 Gas shows GCS Tor Formation 1619.079312 -- 13 m thick
23/16a- 3 Gas shows GCS Hod Formation [Norwegian Classification - reserved for possible future use] 1632.079032 -- 6 m thick
23/16a- 3 Gas shows GCS VALH 1637.5806720000003 -- 2 m thick
23/16a- 3 Gas shows GCS Zechstein Group 1639.58016 -- 336 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
23/16a- 3 89.45880126953125 1967.02685546875 9 0 2026-08-06 12:19:52.587564+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
23/16a- 3
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1102.614 1755.3432 4284
caliper CALI CGG Digital Well Logs 1102.7664 1755.1908 4282
caliper CAL CGG Digital Well Logs 485.0892 1958.4924 9483
comp_sonic DT CGG Digital Well Logs 484.9368 1964.8932 9625
deep_resistivity ILD CGG Digital Well Logs 485.6988 1967.0268 9716
density_correction DRHO CGG Digital Well Logs 1102.614 1755.3432 4284
gamma_ray CGR CGG Digital Well Logs 1438.9608 1744.5228 2006
gamma_ray GRD CGG Digital Well Logs 1050.036 1744.8276 4560
gamma_ray GR CGG Digital Well Logs 89.4588 1967.0268 12321
med_resistivity ILM CGG Digital Well Logs 485.8512 1967.0268 9720
neutron_por NPHI CGG Digital Well Logs 1102.614 1748.79 4216
pef PEF CGG Digital Well Logs 1102.614 1754.886 4281
potassium POTA CGG Digital Well Logs 1438.9608 1744.6752 2007
thorium THOR CGG Digital Well Logs 1438.9608 1744.6752 2007
uranium URAN CGG Digital Well Logs 1438.9608 1744.6752 2007

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
23/16a- 3 75 1975.000 1946.808 D:\BigSpatial\nsta_raw\CGG_Deviation\23-16a-3 8107ee_CGG-Deviation.xlsx

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