Well Data Manager / Well Summary / 13/23b- 5

13/23b- 5

Decommissioned

Well Header

Well No

13/23b- 5

NSTA DEN No

13124

Well Name

Drill Seq No

Quadrant / Block

13 / 23 b

Surface Location

58.264272, -1.418072

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

NEO NEXT + ENERGY RESOURCES UK LIMITED

Original Operator

Sub Area Operator

NEO NEXT + ENERGY RESOURCES UK LIMITED

Licence No

P983

Licence Type

Production

Spud Date

2005-08-22

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (3)

13/23b- 5 Original

Abandoned Phase 3 Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Oil Well

Dev Type

Convention

Primary Target

BT1

Well Seq

WB1

Datum Type

Rotary Table

Datum Elev (m)

24.994

Ground Elev (m)

Water Depth (m)

102.11

TD MD (m)

1495.044

TD TVDSS (m)

1468.129

TD Datum Depth (m)

24.994

TD Datum Type

Rotary Table

Spud Date

2005-08-22

TD Reached

2005-09-06

Completion Date

2005-09-12

Release Date

2009-09-12

13/23b- 5Y Sidetrack Y parent: 13/23b- 5Z

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Oil Well

Dev Type

Convention

Primary Target

BTY

Well Seq

WB3

Datum Type

Rotary Table

Datum Elev (m)

24.994

Ground Elev (m)

Water Depth (m)

102.11

TD MD (m)

2439.314

TD TVDSS (m)

1531.586

TD Datum Depth (m)

24.994

TD Datum Type

Rotary Table

Spud Date

2005-10-11

TD Reached

2005-10-20

Completion Date

2005-11-03

Release Date

2009-11-03

13/23b- 5Z Sidetrack Z parent: 13/23b- 5

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Appraisal

Original Intent

Appraisal

Flow Class

Oil Well

Dev Type

Convention

Primary Target

BTZ

Well Seq

WB2

Datum Type

Rotary Table

Datum Elev (m)

24.994

Ground Elev (m)

Water Depth (m)

102.11

TD MD (m)

1776.984

TD TVDSS (m)

1573.764

TD Datum Depth (m)

24.994

TD Datum Type

Rotary Table

Spud Date

2005-09-12

TD Reached

2005-09-17

Completion Date

2005-10-08

Release Date

2009-10-08

Formation Tops (35)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
13/23b- 5	Unknown		127.000	102.006	BGS LithoStrat Upper
	Unknown		792.000	767.006	BGS LithoStrat Upper
	Tor	Mesozoic	839.000	814.006	BGS LithoStrat Upper
	Plenus Marl		1219.000	1194.006	BGS LithoStrat Upper
	Hidra	Mesozoic	1220.000	1195.006	BGS LithoStrat Upper
	Rodby	Mesozoic	1266.000	1241.006	BGS LithoStrat Upper
	Captain Sandstone Member	Mesozoic	1280.000	1255.006	BGS LithoStrat Upper
	Coracle `C' Sandstone Member		1305.000	1280.006	BGS LithoStrat Upper
	Coracle 'B' Sandstone		1325.000	1300.006	BGS LithoStrat Upper
	Coracle A Sandstone	Mesozoic	1356.000	1331.006	BGS LithoStrat Upper
	Punt 'C' Sandstone Member		1396.000	1371.006	BGS LithoStrat Upper
	Punt 'B' Sandstone		1406.000	1381.006	BGS LithoStrat Upper
	Unknown		1448.000	1423.006	BGS LithoStrat Upper
13/23b- 5Y	Tor	Mesozoic	853.000	827.910	BGS LithoStrat Upper
	Mackerel Formation	Mesozoic	1030.000	1002.249	BGS LithoStrat Upper
	Plenus Marl		1352.000	1212.727	BGS LithoStrat Upper
	Hidra	Mesozoic	1356.000	1213.865	BGS LithoStrat Upper
	Rodby	Mesozoic	1640.000	1273.658	BGS LithoStrat Upper
	Captain Sandstone Member	Mesozoic	1704.000	1287.441	BGS LithoStrat Upper
	Coracle Sandstone Member	Mesozoic	1807.000	1314.799	BGS LithoStrat Upper
	Punt Sandstone Member	Mesozoic	2246.000	1456.549	BGS LithoStrat Upper
	Kimmeridge Clay		2391.000	1512.534	BGS LithoStrat Upper
	Unknown		2400.000	1516.222	BGS LithoStrat Upper
13/23b- 5Z	Unknown		127.000	102.003	BGS LithoStrat Upper
	Unknown		823.000	797.916	BGS LithoStrat Upper
	Tor	Mesozoic	839.000	813.914	BGS LithoStrat Upper
	Mackerel Formation	Mesozoic	1009.000	982.954	BGS LithoStrat Upper
	Herring	Mesozoic	1210.000	1163.773	BGS LithoStrat Upper
	Plenus Marl		1263.000	1203.470	BGS LithoStrat Upper
	Hidra	Mesozoic	1264.000	1204.193	BGS LithoStrat Upper
	Rodby	Mesozoic	1344.000	1262.125	BGS LithoStrat Upper
	Captain Sandstone Member	Mesozoic	1366.000	1278.026	BGS LithoStrat Upper
	Coracle Sandstone Member	Mesozoic	1399.000	1301.738	BGS LithoStrat Upper
	Punt Sandstone Member	Mesozoic	1590.000	1436.817	BGS LithoStrat Upper
	Kimmeridge Clay		1759.000	1560.349	BGS LithoStrat Upper

Lithology Intervals

No lithology intervals ingested for this well.

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Strat Intervals	Tops	HC Occ	Cuttings	DSTs
13/23b- 5	13	13	2	1	0	View
13/23b- 5Y	10	10	1	0	0	View
13/23b- 5Z	12	12	1	0	2	View

Hydrocarbon Occurrence (4)

Wellbore	Category	Code	Formation / Litho	Top MD (m)	Base MD (m)	Notes
13/23b- 5Z	DST	DST 1a	--	1366.1	1475.2	Label / Lower Cretaceous
13/23b- 5Z	Mixed shows	OWGS	Captain Sandstone Member	1366.1136000000001	--	33 m thick
13/23b- 5Z	Mixed shows	OWGS	Coracle Sandstone Member	1398.7272	--	191 m thick
13/23b- 5Z	DST	DST 1	--	1479.5	1495.0	Not used for labelling, multiple DSTs in same play / Lower Cretaceous

Rock Samples (1)

Wellbore	Sample	Top MD (m)	Base MD (m)	Key Lab Results	Comments	Notes
13/23b- 5	Cuttings	868.68	1776.98	--	--	wet samples set E

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
13/23b- 5Y	854.6591796875	2420.5693359375	7	0	2026-08-06 16:40:14.232742+00	View Log
13/23b- 5Z	848.5631713867188	1774.3931884765625	5	0	2026-08-06 16:40:30.049771+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

13/23b- 5Y

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOZ	CGG Digital Well Logs	1357.122	2171.5476000000003	5345
caliper	HCAL	CGG Digital Well Logs	1518.6660000000002	2171.5476000000003	4285
deep_resistivity	AF90	CGG Digital Well Logs	1356.3600000000001	2180.0820000000003	5406
deep_resistivity	RES_DEP	CGG Digital Well Logs	862.1268	2419.35	10219
density_correction	HDRA	CGG Digital Well Logs	1357.122	2171.5476000000003	5345
gamma_ray	GR	CGG Digital Well Logs	854.6592	2420.5692	10276
med_resistivity	AF30	CGG Digital Well Logs	1356.3600000000001	2180.2344000000003	5407
neutron_por	TNPH	CGG Digital Well Logs	1355.2932	2167.4328	5330
neutron_por	NPHI	CGG Digital Well Logs	1355.2932	2167.4328	5330
pef	PEFZ	CGG Digital Well Logs	1357.122	2171.5476000000003	5345
shallow_resistivity	AF10	CGG Digital Well Logs	1356.3600000000001	2180.2344000000003	5407

13/23b- 5Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
caliper	HCAL	CGG Digital Well Logs	861.3648000000001	1763.5728000000001	5921
density_correction	HDRA	CGG Digital Well Logs	863.4984000000001	1774.3932	5978
gamma_ray	HSGR	CGG Digital Well Logs	849.3252	1762.8108000000002	5995
gamma_ray	HCGR	CGG Digital Well Logs	849.3252	1762.8108000000002	5995
mud_resistivity	RM_HRLT	CGG Digital Well Logs	863.4984000000001	1768.9068	5942
neutron_por	TNPH	CGG Digital Well Logs	848.5632	1771.3452	6056
neutron_por	NPHI	CGG Digital Well Logs	848.5632	1771.3452	6056
rxo_resistivity	RXOZ	CGG Digital Well Logs	863.4984000000001	1765.2492000000002	5918

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
13/23b- 5	0	--	--	--
13/23b- 5Y	73	2439.310	1532.763	D:\BigSpatial\nsta_raw\CGG_Deviation\13-23b-5Y 29285cu_CGG-Deviation.xlsx
13/23b- 5Z	57	1776.980	1573.777	D:\BigSpatial\nsta_raw\CGG_Deviation\13-23b-5Z 29253dw_CGG-Deviation.xlsx

13/23b- 5

Well Header

Wellbores (3)

Formation Tops (35)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (4)

Rock Samples (1)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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