Well Data Manager / Well Summary / 23/26a- 1

23/26a- 1

Decommissioned

Well Header

Well No
23/26a- 1
NSTA DEN No
792
Well Name
--
Drill Seq No
1
Quadrant / Block
23 / 26 a
Surface Location
57.081825, 2.091848
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
P57
Licence Type
Production
Spud Date
1975-12-17
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

23/26a- 1 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Gas and Oil Well
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
34.138
Ground Elev (m)
--
Water Depth (m)
84.43
TD MD (m)
1922.980
TD TVDSS (m)
1838.000
TD Datum Depth (m)
34.138
TD Datum Type
Kelly Bushing
Spud Date
1975-12-17
TD Reached
1976-01-22
Completion Date
1976-03-25
Release Date
1980-03-25

Formation Tops (0)

No formation tops ingested for this well.

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
23/26a- 1 2 2 0 7 0 1 2 1 1 View

Hydrocarbon Occurrence (1)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
23/26a- 1 DST DST 1 -- 1442.0 1487.1 Label / Upper Cretaceous

Rock Samples (14)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
23/26a- 1 Cuttings 200.01 1918.99 -- -- .
23/26a- 1 Core #1 1474.29 1477.98 φ 14.0% (n=4) · Kh 0.7 mD (n=4) · So 8.9% (n=4) · Sw 70.8% (n=4) · Density 2.73 (n=4) · FSP 5.2 (n=4) · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | SHALE, LT GY, SLTY, NO C FRM, TR MICMICA SOMO V XTALS. .
23/26a- 1 ↳ Plug 04 1475.37 -- φ 9.7% · Kh 0.0 mD · So 6.4% · Sw 73.1% · Density 2.82 · FSP 5.2 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | SHALE, LT GY, SLTY, NO C FRM, TR MICMICA SOMO V XTALS. --
23/26a- 1 ↳ Plug 03 1476.9 -- φ 12.9% · Kh 2.6 mD · So 14.7% · Sw 63.6% · Density 2.09 · FSP 6.0 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | SHALE, LT GY, SLTY, NO C FRM, TR MICMICA SOMO V XTALS. --
23/26a- 1 ↳ Plug 01 1477.13 -- φ 21.6% · Kh 0.0 mD · So 8.2% · Sw 72.4% · Density 2.78 · FSP 4.8 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | SHALE, LT GY, SLTY, NO C FRM, TR MICMICA SOMO V XTALS. --
23/26a- 1 ↳ Plug 02 1477.68 -- φ 11.8% · Kh 0.2 mD · So 6.3% · Sw 74.2% · Density 3.24 · FSP 5.0 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | SHALE, LT GY, SLTY, NO C FRM, TR MICMICA SOMO V XTALS. --
23/26a- 1 Core #2 1480.08 1482.88 φ 12.9% (n=7) · Kh 552.7 mD (n=7) · So 20.6% (n=5) · Sw 9.5% (n=5) · Density 3.85 (n=7) · FSP 14.2 (n=5) · REDWOOD COREX SERVICES LIMITED UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG; CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC V C XLN W/SOME OUH; CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC.; THESE PLUGS WERE TAKEN AFTER COMPLETION OF THE WHOLE CORE ANALYSIS .
23/26a- 1 ↳ Plug 05 1481.08 -- φ 13.0% · Kh 12.0 mD · So 25.4% · Sw 11.8% · Density 3.78 · FSP 16.1 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG --
23/26a- 1 ↳ Plug 06 1481.4 -- φ 18.6% · Kh 2375.0 mD · So 19.4% · Sw 15.8% · Density 3.58 · FSP 24.8 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC. --
23/26a- 1 ↳ Plug 07 1481.68 -- φ 23.3% · Kh 1007.0 mD · So 21.4% · Sw 8.5% · Density 3.98 · FSP 13.5 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC V C XLN W/SOME OUH --
23/26a- 1 ↳ Plug 08 1482.04 -- φ 8.7% · Kh 309.0 mD · So 19.4% · Sw 7.8% · Density 3.92 · FSP 7.8 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC V C XLN W/SOME OUH --
23/26a- 1 ↳ Plug 0A 1482.23 -- φ 5.8% · Kh 41.9 mD · Density 3.87 · REDWOOD COREX SERVICES LIMITED THESE PLUGS WERE TAKEN AFTER COMPLETION OF THE WHOLE CORE ANALYSIS --
23/26a- 1 ↳ Plug 0B 1482.27 -- φ 9.3% · Kh 114.0 mD · Density 3.87 · REDWOOD COREX SERVICES LIMITED -- --
23/26a- 1 ↳ Plug 09 1482.73 -- φ 11.4% · Kh 10.0 mD · So 17.2% · Sw 3.4% · Density 3.92 · FSP 8.7 · BP PETROLEUM DEVELOPMENT LTD UNCORRECTED DRILL DEPTH | CELESTITE, YEL-HF/GY, XL V P-P VUG FRAC V C XLN W/SOME OUH --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
23/26a- 1 181.0511932373047 1921.611572265625 10 0 2026-08-06 12:23:15.82296+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
23/26a- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density RHOB CGG Digital Well Logs 1315.0596 1920.3924 3973
caliper CALS CGG Digital Well Logs 1314.9072 1644.5484 2164
caliper MCAL CGG Digital Well Logs 1315.212 1645.4628 2168
caliper CALI CGG Digital Well Logs 1315.0596 1785.5184 3088
comp_sonic DT CGG Digital Well Logs 1315.212 1921.6116 3980
deep_resistivity LLD CGG Digital Well Logs 1315.0596 1642.5672 2150
density_correction DRHO CGG Digital Well Logs 1315.0596 1920.0876 3971
gamma_ray GRL CGG Digital Well Logs 1312.0116 1637.2332 2135
gamma_ray GRD CGG Digital Well Logs 181.0512 1912.1628 11360
gamma_ray GR CGG Digital Well Logs 1305.0012 1919.9352 4036
micro_resistivity MINV CGG Digital Well Logs 1315.212 1645.0056 2165
micro_resistivity MLL CGG Digital Well Logs 1315.3644 1645.6152 2168
micro_resistivity MNOR CGG Digital Well Logs 1315.3644 1645.0056 2164
micro_resistivity MSFL CGG Digital Well Logs 1314.9072 1643.4816 2157
neutron_por NPHI CGG Digital Well Logs 1315.0596 1919.9352 3970
shallow_resistivity LLS CGG Digital Well Logs 1315.0596 1642.2624 2148
sp SP CGG Digital Well Logs 1495.5012 1633.8804 909

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
23/26a- 1 0 -- -- --

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