Well Data Manager / Well Summary / 15/13a- 4

15/13a- 4

Decommissioned

Well Header

Well No
15/13a- 4
NSTA DEN No
3184
Well Name
--
Drill Seq No
4
Quadrant / Block
15 / 13 a
Surface Location
58.556496, 0.559638
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
ANASURIA HIBISCUS UK LIMITED
Original Operator
--
Sub Area Operator
ANASURIA HIBISCUS UK LIMITED
Licence No
P198
Licence Type
Production
Spud Date
1987-07-07
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (2)

15/13a- 4 Original
Abandoned Phase 3 Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
H
Well Seq
WB1
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
146.61
TD MD (m)
2304.898
TD TVDSS (m)
0.000
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1987-07-07
TD Reached
1987-07-23
Completion Date
1987-07-23
Release Date
1991-07-23
15/13a- 4Z Sidetrack Z parent: 15/13a- 4
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Appraisal
Original Intent
Appraisal
Flow Class
Oil Show
Dev Type
--
Convention
--
Primary Target
H
Well Seq
WB2
Datum Type
Kelly Bushing
Datum Elev (m)
24.994
Ground Elev (m)
--
Water Depth (m)
146.61
TD MD (m)
2303.892
TD TVDSS (m)
2194.438
TD Datum Depth (m)
24.994
TD Datum Type
Kelly Bushing
Spud Date
1987-08-04
TD Reached
1987-08-16
Completion Date
1987-08-20
Release Date
1991-08-20

Formation Tops (57)

Wellbore Formation Era MD (m) TVDSS (m) Provider
15/13a- 4 Grid Sandstone Cenozoic 643.000 618.006 Lloyds Register
Stronsay Cenozoic 643.000 618.006 Lloyds Register
Horda Cenozoic 643.000 618.006 Lloyds Register
Middle Mousa 890.000 865.006 Lloyds Register
Horda Cenozoic 1078.000 1053.006 Lloyds Register
Skroo Sandstone Cenozoic 1091.000 1066.006 Lloyds Register
Balder Tuff Cenozoic 1277.000 1252.006 Lloyds Register
Moray Mesozoic 1277.000 1252.006 Lloyds Register
Balder Cenozoic 1277.000 1252.006 Lloyds Register
Dornoch Mesozoic 1436.000 1411.006 Lloyds Register
Upper Dornoch Sandstone Cenozoic 1461.000 1436.006 Lloyds Register
Forties Sandstone Mesozoic 1552.000 1527.006 Lloyds Register
Lista Mesozoic 1575.000 1550.006 Lloyds Register
Montrose Mesozoic 1575.000 1550.006 Lloyds Register
Balmoral Sandstone Cenozoic 1723.000 1698.006 Lloyds Register
Andrew Sandstone Cenozoic 1793.000 1768.006 Lloyds Register
Maureen Sandstone Mesozoic 1959.000 1934.006 Lloyds Register
Maureen Mesozoic 1959.000 1934.006 Lloyds Register
Maureen Reworked Unit Mesozoic 1967.000 1942.006 Lloyds Register
Chalk Mesozoic 1992.000 1967.006 Lloyds Register
Ekofisk Mesozoic 1992.000 1967.006 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2024.000 1999.006 Lloyds Register
Cromer Knoll Mesozoic 2100.000 2075.006 Lloyds Register
Lower Cretaceous Undifferentiated Mesozoic 2100.000 2075.006 Lloyds Register
Piper Mesozoic 2105.000 2080.006 Lloyds Register
Humber Mesozoic 2105.000 2080.006 Lloyds Register
Kimmeridge Clay 2107.000 2082.006 Lloyds Register
Pentland Mesozoic 2111.000 2086.006 Lloyds Register
Fladen Mesozoic 2111.000 2086.006 Lloyds Register
Heron Palaeozoic 2166.000 2141.006 Lloyds Register
Smith Bank Mesozoic 2166.000 2141.006 Lloyds Register
Turbot Anhydrite Palaeozoic 2239.000 2214.006 Lloyds Register
Zechstein Palaeozoic 2239.000 2214.006 Lloyds Register
Halibut Carbonate Palaeozoic 2308.000 2283.006 Lloyds Register
Kupferschiefer Palaeozoic 2314.000 2289.006 Lloyds Register
Carboniferous Palaeozoic 2316.000 2291.006 Lloyds Register
Carboniferous Undifferentiated Palaeozoic 2316.000 2291.006 Lloyds Register
15/13a- 4Z Dornoch Mesozoic 1547.000 1476.636 Lloyds Register
Upper Dornoch Sandstone Cenozoic 1547.000 1476.636 Lloyds Register
Moray Mesozoic 1547.000 1476.636 Lloyds Register
Forties Sandstone Mesozoic 1764.000 1670.793 Lloyds Register
Montrose Mesozoic 1787.000 1691.408 Lloyds Register
Balmoral Sandstone Cenozoic 1787.000 1691.408 Lloyds Register
Lista Mesozoic 1787.000 1691.408 Lloyds Register
Andrew Sandstone Cenozoic 1867.000 1762.896 Lloyds Register
Maureen Mesozoic 2028.000 1905.087 Lloyds Register
Maureen Reworked Unit Mesozoic 2028.000 1905.087 Lloyds Register
Ekofisk Mesozoic 2078.000 1948.954 Lloyds Register
Chalk Mesozoic 2078.000 1948.954 Lloyds Register
Upper Cretaceous Chalk Mesozoic 2144.000 2006.619 Lloyds Register
Cromer Knoll Mesozoic 2211.000 2065.218 Lloyds Register
Piper Mesozoic 2221.000 2073.964 Lloyds Register
Humber Mesozoic 2221.000 2073.964 Lloyds Register
Fladen Mesozoic 2223.000 2075.714 Lloyds Register
Pentland Mesozoic 2223.000 2075.714 Lloyds Register
Heron Palaeozoic 2315.000 2156.178 Lloyds Register
Smith Bank Mesozoic 2315.000 2156.178 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
15/13a- 4 10 18 9 21 37 1 2 0 2 View
15/13a- 4Z 7 8 5 13 20 1 1 0 0 View

Hydrocarbon Occurrence (4)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
15/13a- 4 DST DST 1 -- 2101.9 2108.0 Not used for labelling, multiple DSTs in same play / Upper Jurassic
15/13a- 4 DST DST 1A -- 2101.9 2108.0 Label / Upper Jurassic
15/13a- 4 Oil shows OS Humber Group 2104.503792 -- 3 m thick
15/13a- 4Z Oil shows OS Humber Group 2221.4098320000003 -- 2 m thick

Rock Samples (60)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
15/13a- 4 Core #2 2097.66 2111.72 φ 25.0% (n=9) · Kh 59.0 mD (n=9) · Kv 14.5 mD (n=2) · So 15.8% (n=9) · Sw 58.4% (n=9) · Density 2.70 (n=9) · FSP 26.4 (n=9) · CORE LABORATORIES (U.K.) LTD CGL BG-GN PBL FGR MTRX CALC CMT; CGL LT GN-BN PBL FGR MTRX SIL CMT CALC; MRL/CLST - NO ANALYSIS; MRLST - NO ANALYSIS; PRESERVED SAMPLE - NO ANALYSIS; SST GN FGR CALC CMT; SST GN FGR CALC CMT PBL; SST GN FGR CALC CMT QTZ CLST; SST LT GN FGR CALC CMT .
15/13a- 4 ↳ Plug 112 2097.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 113 2098.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 114 2098.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 115 2098.5 -- CORE LABORATORIES (U.K.) LTD PRESERVED SAMPLE - NO ANALYSIS --
15/13a- 4 ↳ Plug 116 2098.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 117 2099.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 118 2099.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 119 2099.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 120 2099.75 -- CORE LABORATORIES (U.K.) LTD PRESERVED SAMPLE - NO ANALYSIS --
15/13a- 4 ↳ Plug 121 2100.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 122 2100.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 123 2100.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 124 2100.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 125 2101.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 126 2101.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 127 2101.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 128 2101.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 129 2102.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 130 2102.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 131 2102.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 132 2102.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 133 2103.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 134 2103.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 135 2103.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 136 2103.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 137 2104.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 138 2104.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 139 2104.5 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 140 2104.75 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 141 2105.0 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 142 2105.25 -- CORE LABORATORIES (U.K.) LTD MRLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 143 2105.5 -- φ 23.1% · Kh 11.0 mD · So 15.5% · Sw 58.0% · Density 2.71 · FSP 28.3 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT QTZ CLST --
15/13a- 4 ↳ Plug 144 2105.75 -- φ 27.2% · Kh 111.0 mD · So 15.3% · Sw 61.3% · Density 2.68 · FSP 26.9 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT --
15/13a- 4 ↳ Plug 145 2106.0 -- φ 24.5% · Kh 32.0 mD · So 14.7% · Sw 60.6% · Density 2.73 · FSP 28.6 · CORE LABORATORIES (U.K.) LTD CGL BG-GN PBL FGR MTRX CALC CMT --
15/13a- 4 ↳ Plug 146 2106.25 -- CORE LABORATORIES (U.K.) LTD PRESERVED SAMPLE - NO ANALYSIS --
15/13a- 4 ↳ Plug 147 2106.5 -- φ 24.4% · Kh 39.0 mD · So 18.5% · Sw 56.9% · Density 2.69 · FSP 27.2 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT --
15/13a- 4 ↳ Plug 148 2106.75 -- φ 24.5% · Kh 21.0 mD · So 18.6% · Sw 58.6% · Density 2.70 · FSP 27.7 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT --
15/13a- 4 ↳ Plug 149 2107.0 -- φ 22.7% · Kh 23.0 mD · Kv 13.0 mD · So 17.8% · Sw 57.4% · Density 2.69 · FSP 25.9 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT --
15/13a- 4 ↳ Plug 150 2107.25 -- CORE LABORATORIES (U.K.) LTD PRESERVED SAMPLE - NO ANALYSIS --
15/13a- 4 ↳ Plug 151 2107.5 -- φ 30.1% · Kh 242.0 mD · So 13.6% · Sw 56.8% · Density 2.69 · FSP 24.5 · CORE LABORATORIES (U.K.) LTD CGL LT GN-BN PBL FGR MTRX SIL CMT CALC --
15/13a- 4 ↳ Plug 152 2107.75 -- φ 24.4% · Kh 28.0 mD · So 14.2% · Sw 55.3% · Density 2.69 · FSP 22.5 · CORE LABORATORIES (U.K.) LTD SST LT GN FGR CALC CMT --
15/13a- 4 ↳ Plug 153 2108.0 -- φ 24.1% · Kh 24.0 mD · Kv 16.0 mD · So 14.1% · Sw 61.1% · Density 2.72 · FSP 25.7 · CORE LABORATORIES (U.K.) LTD SST GN FGR CALC CMT PBL --
15/13a- 4 ↳ Plug 154 2108.25 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 155 2108.5 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 156 2108.75 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 157 2109.0 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 158 2109.25 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 159 2109.5 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 160 2109.75 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 161 2110.0 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 162 2110.25 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 163 2110.5 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 164 2110.75 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 165 2111.0 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 166 2111.25 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 ↳ Plug 167 2111.5 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4 Core #3 2111.72 2112.02 CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS .
15/13a- 4 ↳ Plug 168 2111.75 -- CORE LABORATORIES (U.K.) LTD MRL/CLST - NO ANALYSIS --
15/13a- 4Z Core #1 2222.48 2249.97 -- -- .

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
15/13a- 4Z 811.682373046875 2310.688720703125 5 0 2026-08-06 08:03:57.369561+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
15/13a- 4Z
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
caliper CALI CGG Additional JDWLs 822.0456 2293.9248 9500
comp_sonic DT CGG Additional JDWLs 824.6364 2298.954 9503
deep_resistivity ILD CGG Additional JDWLs 822.3504 2308.7076 9697
gamma_ray GR CGG Additional JDWLs 811.6824 2301.5448 9777
med_resistivity ILM CGG Additional JDWLs 822.198 2310.6888 9718

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
15/13a- 4 0 -- -- --
15/13a- 4Z 42 2329.000 2168.423 D:\BigSpatial\nsta_raw\CGG_Deviation\18761q_CGG-Deviation.xlsx

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