Well Data Manager / Well Summary / 15/25a- 13

15/25a- 13

Decommissioned

Well Header

Well No
15/25a- 13
NSTA DEN No
12180
Well Name
--
Drill Seq No
13
Quadrant / Block
15 / 25 a
Surface Location
58.250857, 0.847437
Source Datum
ED50
Subsea Well
Unknown
Platform
--
Slot No
--
Operator
PREMIER OIL E&P UK LIMITED
Original Operator
--
Sub Area Operator
PREMIER OIL E&P UK LIMITED
Licence No
P233
Licence Type
Production
Spud Date
2005-03-31
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (3)

15/25a- 13 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
DD
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
27.430
Ground Elev (m)
--
Water Depth (m)
152.10
TD MD (m)
2887.980
TD TVDSS (m)
2083.003
TD Datum Depth (m)
26.518
TD Datum Type
Rotary Table
Spud Date
2005-03-31
TD Reached
2005-04-15
Completion Date
2005-04-19
Release Date
2009-04-19
15/25a- 13Y Sidetrack Y parent: 15/25a- 13Z
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
--
Convention
--
Primary Target
FF
Well Seq
WB3
Datum Type
Rotary Table
Datum Elev (m)
27.432
Ground Elev (m)
--
Water Depth (m)
152.10
TD MD (m)
2133.600
TD TVDSS (m)
2089.404
TD Datum Depth (m)
27.432
TD Datum Type
Rotary Table
Spud Date
2005-03-31
TD Reached
2005-05-06
Completion Date
2005-05-21
Release Date
2009-05-21
15/25a- 13Z Sidetrack Z parent: 15/25a- 13
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Well
Dev Type
Producer
Convention
--
Primary Target
Z
Well Seq
WB2
Datum Type
Rotary Table
Datum Elev (m)
27.432
Ground Elev (m)
--
Water Depth (m)
152.10
TD MD (m)
3020.570
TD TVDSS (m)
2076.602
TD Datum Depth (m)
27.432
TD Datum Type
Rotary Table
Spud Date
2005-03-31
TD Reached
2005-04-22
Completion Date
2005-05-01
Release Date
2009-05-01

Formation Tops (31)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/25a- 13 Unknown 180.000 152.570 BGS LithoStrat Upper
Nordland Cenozoic 716.000 688.512 BGS LithoStrat Upper
Hordaland Cenozoic 973.000 941.107 BGS LithoStrat Upper
Horda Formation Cenozoic 1314.000 1233.385 BGS LithoStrat Upper
Balder Cenozoic 2488.000 1862.760 BGS LithoStrat Upper
Sele Mesozoic 2543.000 1892.240 BGS LithoStrat Upper
Lista Mesozoic 2671.000 1960.665 BGS LithoStrat Upper
Upper Balmoral Member 2683.000 1967.265 BGS LithoStrat Upper
Balmoral Member 2706.000 1979.941 BGS LithoStrat Upper
Andrew Member Palaeozoic 2765.000 2012.693 BGS LithoStrat Upper
15/25a- 13Y Unknown 180.000 152.568 BGS LithoStrat Upper
Nordland Cenozoic 686.000 658.494 BGS LithoStrat Upper
Hordaland Cenozoic 973.000 941.838 BGS LithoStrat Upper
Horda Formation Cenozoic 1273.000 1236.752 BGS LithoStrat Upper
Belton Member 1533.000 1493.658 BGS LithoStrat Upper
Balder Claystone Member Palaeozoic 1900.000 1857.910 BGS LithoStrat Upper
Sele Mesozoic 1932.000 1889.702 BGS LithoStrat Upper
Lista Mesozoic 1986.000 1943.337 BGS LithoStrat Upper
Upper Balmoral Member 1992.000 1949.296 BGS LithoStrat Upper
Balmoral Member 2062.000 2018.697 BGS LithoStrat Upper
Andrew Member Palaeozoic 2070.000 2026.624 BGS LithoStrat Upper
15/25a- 13Z Unknown 180.000 152.568 BGS LithoStrat Upper
Nordland Cenozoic 716.000 688.510 BGS LithoStrat Upper
Hordaland Cenozoic 975.000 944.599 BGS LithoStrat Upper
Horda Formation Cenozoic 1348.000 1249.054 BGS LithoStrat Upper
Balder Cenozoic 2588.000 1870.713 BGS LithoStrat Upper
Sele Mesozoic 2640.000 1896.579 BGS LithoStrat Upper
Lista Mesozoic 2758.000 1956.249 BGS LithoStrat Upper
Upper Balmoral Member 2776.000 1965.443 BGS LithoStrat Upper
Balmoral Member 2850.000 2003.269 BGS LithoStrat Upper
Andrew Member Palaeozoic 2882.000 2019.563 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
15/25a- 13 0 0 0 10 10 1 0 1 0 View
15/25a- 13Y 0 0 0 11 11 1 0 1 1 View
15/25a- 13Z 0 0 0 10 10 1 0 1 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/25a- 13 Oil shows OS Horda Formation 1313.688 -- 1174 m thick
15/25a- 13Y DST DST 1 -- 1985.2 1998.6 Label / Balmoral
15/25a- 13Y Oil OW Lista Formation 1985.7720000000002 -- 6 m thick
15/25a- 13Y Oil OW UBAL 1991.8680000000002 -- 70 m thick

Rock Samples (3)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/25a- 13 Cuttings 746.76 2883.41 -- -- set B
15/25a- 13Y Cuttings 716.28 2133.6 -- -- --
15/25a- 13Z Cuttings 944.88 2993.14 -- -- set B

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/25a- 13 672.083984375 2875.178466796875 10 0 2026-08-06 16:59:04.823158+00 View Log
15/25a- 13Y 633.9840087890625 2123.08447265625 13 0 2026-08-06 16:59:07.42785+00 View Log
15/25a- 13Z 737.0064086914062 2979.724853515625 7 0 2026-08-06 16:59:10.675701+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/25a- 13
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 672.0840000000001 2858.4144 14339
bulk_density RHOB CGG Digital Well Logs 741.2736 2858.8716 13807
caliper CALI CGG Digital Well Logs 732.1296 2859.3288000000002 13959
comp_sonic DT OGA Batch Unzipped 672.0840000000001 2852.0136 14245
comp_sonic DTC CGG Digital Well Logs 741.2736 2852.3184 13853
deep_resistivity RES_DEP OGA Batch Unzipped 672.0840000000001 2873.3496 14307
density_correction DENC OGA Batch Unzipped 672.0840000000001 2121.8652 9514
gamma_ray GRC CGG Digital Well Logs 731.52 2875.1784000000002 14067
gamma_ray GR OGA Batch Unzipped 672.0840000000001 2874.7212 14248
med_resistivity RES_MED OGA Batch Unzipped 672.0840000000001 2873.3496 14307
micro_resistivity RES_MIC OGA Batch Unzipped 672.0840000000001 2123.3892 9524
neutron_por NLIM CGG Digital Well Logs 731.6724 2859.0240000000003 13892
shallow_resistivity RES_SLW OGA Batch Unzipped 672.0840000000001 2103.5772 9394
15/25a- 13Y
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density DEN OGA Batch Unzipped 672.0840000000001 2121.8652 9514
bulk_density RHOZ CGG Digital Well Logs 692.2008000000001 2097.4812 9222
caliper HCAL CGG Digital Well Logs 692.0484 2097.3288000000002 9222
caliper CALI OGA Batch Unzipped 672.0840000000001 2098.7004 9362
comp_sonic DT OGA Batch Unzipped 672.0840000000001 2120.9508 9472
comp_sonic DT4P CGG Digital Well Logs 670.5600000000001 2110.5876000000003 9410
deep_resistivity RES_DEP OGA Batch Unzipped 672.0840000000001 2103.5772 9394
density_correction HDRA CGG Digital Well Logs 692.2008000000001 2097.1764000000003 9220
density_correction DENC OGA Batch Unzipped 672.0840000000001 2121.8652 9514
gamma_ray GR CGG Digital Well Logs 635.8128 2092.2996000000003 9558
med_resistivity RES_MED OGA Batch Unzipped 672.0840000000001 2103.5772 9394
micro_resistivity RES_MIC OGA Batch Unzipped 672.0840000000001 2123.0844 9522
mud_resistivity RM_HRLT CGG Digital Well Logs 692.5056000000001 2096.8716 9216
neutron_por NPHI CGG Digital Well Logs 636.1176 2094.4332 9570
pef PEFZ CGG Digital Well Logs 692.2008000000001 2097.4812 9222
rxo_resistivity RXOZ CGG Digital Well Logs 692.5056000000001 2096.8716 9216
shallow_resistivity RES_SLW OGA Batch Unzipped 672.0840000000001 2103.5772 9394
sp SP CGG Digital Well Logs 633.984 2108.3016000000002 9675
15/25a- 13Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 753.1608 2963.418 14469
bulk_density DEN OGA Batch Unzipped 753.7704 2962.9608000000003 14463
caliper CALI CGG Digital Well Logs 751.332 2963.7228 14496
comp_sonic DT OGA Batch Unzipped 736.7016 2956.2552 14565
comp_sonic DTC CGG Digital Well Logs 737.0064 2956.7124000000003 14566
deep_resistivity RES_DEP OGA Batch Unzipped 758.0376 2978.2008 14569
gamma_ray GRC CGG Digital Well Logs 759.4092 2979.7248 14570
gamma_ray GR OGA Batch Unzipped 760.1712 2979.2676 14562
med_resistivity RES_MED OGA Batch Unzipped 758.0376 2978.2008 14569
neutron_por NLIM CGG Digital Well Logs 751.6368 2963.5704 14490

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/25a- 13 96 2887.980 2082.584 D:\BigSpatial\nsta_raw\CGG_Deviation\15-25a-13 29151ab_CGG-Deviation.xlsx
15/25a- 13Y 67 2133.600 2089.635 D:\BigSpatial\nsta_raw\CGG_Deviation\15-25a-13Y 29163cy_CGG-Deviation.xlsx
15/25a- 13Z 101 2993.136 2076.558 D:\BigSpatial\nsta_raw\CGG_Deviation\15-25a-13Z 29162u_CGG-Deviation.xlsx

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