Well Data Manager / Well Summary / 98/13- 1

98/13- 1

Decommissioned

Well Header

Well No
98/13- 1
NSTA DEN No
4369
Well Name
--
Drill Seq No
1
Quadrant / Block
98 / 13
Surface Location
50.642239, -1.508925
Source Datum
ED50
Subsea Well
No
Platform
--
Slot No
--
Operator
CALEDONIA NORTH SEA LIMITED
Original Operator
--
Sub Area Operator
CALEDONIA NORTH SEA LIMITED
Licence No
P704
Licence Type
Production
Spud Date
1991-03-24
Source File
nsta_feature_service
Imported
2026-05-22 15:28

Wellbores (1)

98/13- 1 Original
Abandoned Phase 3 View Log Interpreted Data Survey
Current Intent
Exploration
Original Intent
Exploration
Flow Class
Dry Hole
Dev Type
--
Convention
--
Primary Target
A
Well Seq
WB1
Datum Type
Rotary Table
Datum Elev (m)
36.270
Ground Elev (m)
--
Water Depth (m)
18.59
TD MD (m)
2426.210
TD TVDSS (m)
2386.600
TD Datum Depth (m)
54.864
TD Datum Type
Kelly Bushing
Spud Date
1991-03-24
TD Reached
1991-05-03
Completion Date
1991-05-12
Release Date
1995-05-12

Formation Tops (16)

Wellbore Formation Era MD (m) TVDSS (m) Provider
98/13- 1 Sea Bed 55.000 18.730 BGS
Top Wealden Gp 55.000 18.730 BGS
Top Purbeck Gp 541.000 504.715 BGS
Top Portland Gp 754.000 717.714 BGS
Top Kimmeridge Clay Fm Mesozoic 808.000 771.714 BGS
Top Great Oolite Gp Mesozoic 1388.000 1351.383 BGS
Top Forest Marble Fm Mesozoic 1388.000 1351.383 BGS
Top Chalfield Oolite Fm 1400.000 1363.351 BGS
Top Fullers Earth Fm Mesozoic 1430.000 1393.274 BGS
Top Inferior Oolite Gp Mesozoic 1537.000 1499.937 BGS
Top Lias Gp 1600.000 1562.752 BGS
Top Lower Lias Mesozoic 1769.000 1731.369 BGS
Top Penarth Gp 1939.000 1901.211 BGS
Top Mercia Gp 1997.000 1959.184 BGS
Top Sherwood Sandstone Gp Mesozoic 2233.000 2194.519 BGS
Top Aylesbeare Gp Mesozoic 2335.000 2296.385 BGS

Lithology Intervals

98/13- 1 Curve: SANDCOUNT 123 intervals  ·  MD 116.738 – 2335.530 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/SW Approac...
Limestone (76)
Sandstone (40)
Anhydrite (7)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log
Wellbore Groups Formations Members Strat Intervals Tops HC Occ Core Cuttings DSTs
98/13- 1 11 13 1 29 16 3 1 1 0 View

Hydrocarbon Occurrence (2)

Wellbore Category Code Formation / Litho Top MD (m) Base MD (m) Notes
98/13- 1 Gas shows GS Langport Member 1939.1376 -- 13 m thick
98/13- 1 Mixed shows OGS Sherwood Sandstone Group 2232.6600000000003 -- 103 m thick

Rock Samples (41)

Wellbore Sample Top MD (m) Base MD (m) Key Lab Results Comments Notes
98/13- 1 Cuttings 109.73 2426.21 -- -- .
98/13- 1 Core #1 2247.9 2259.51 φ 6.3% (n=25) · Kh 65.9 mD (n=23) · Kv 68.4 mD (n=10) · Density 2.64 (n=25) · GEOCHEM GROUP LTD PRESERVED SAMPLE; SILTSTONE; SST BRN C-VC A CALC A PBL; SST BRN C-VC A CALC CMT; SST BRN F-C C CALC CMT; SST BRN F-C R CALC CMT; SST BRN F-M R CALC CMT; SST BRN M-VC A CALC R PBL; SST BRN VF-F R CALC CMT; SST GY/BRN F-C A CALC CMT PBL; SST GY/BRN F-C C CALC CMT; SST GY/BRN F-M C CALC CMT; SST GY/BRN F-VC C PBL/CALC CMT; SST GY/BRN F-VC R PBL; SST GY/BRN F-VC R PBL SM VUG; SST GY/BRN M-VC A CALC C PBL; SST GY/BRN M-VC A CALC VL PBL; SST LT GY/BRN M-VC A CALC C PBL; SST PK/BRN F-C A CALC CMT; SST PK/BRN F-VC C CALC CMT; SST PK/BRN M-C A CALC CMT; SST PK/BRN M-C A CALC R PBL; SST PK/BRN M-VC A CALC CMT; SST PK/GY F-C A CALC CMT .
98/13- 1 ↳ Plug 1 2247.9 -- GEOCHEM GROUP LTD PRESERVED SAMPLE --
98/13- 1 ↳ Plug 2 2248.205 -- φ 15.8% · Kh 413.0 mD · Kv 309.0 mD · Density 2.63 · GEOCHEM GROUP LTD SST GY/BRN F-VC R PBL --
98/13- 1 ↳ Plug 3 2248.51 -- φ 12.3% · Kh 411.0 mD · Density 2.65 · GEOCHEM GROUP LTD SST GY/BRN F-VC R PBL SM VUG --
98/13- 1 ↳ Plug 4 2248.833 -- φ 4.2% · Kh 3.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST PK/GY F-C A CALC CMT --
98/13- 1 ↳ Plug 5 2249.119 -- φ 8.9% · Kh 111.0 mD · Kv 206.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST GY/BRN F-VC C PBL/CALC CMT --
98/13- 1 ↳ Plug 6 2249.424 -- GEOCHEM GROUP LTD PRESERVED SAMPLE --
98/13- 1 ↳ Plug 7 2249.729 -- φ 0.8% · Density 2.66 · GEOCHEM GROUP LTD SST PK/BRN M-VC A CALC CMT --
98/13- 1 ↳ Plug 8 2250.04 -- φ 3.1% · Kh 1.2 mD · Kv 1.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST PK/BRN F-VC C CALC CMT --
98/13- 1 ↳ Plug 9 2250.338 -- φ 6.5% · Kh 0.1 mD · Density 2.64 · GEOCHEM GROUP LTD SST GY/BRN F-M C CALC CMT --
98/13- 1 ↳ Plug 10 2250.643 -- φ 15.5% · Kh 15.0 mD · Density 2.62 · GEOCHEM GROUP LTD SST BRN VF-F R CALC CMT --
98/13- 1 ↳ Plug 11 2250.948 -- φ 2.0% · Kh 0.0 mD · Kv 0.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST PK/BRN F-C A CALC CMT --
98/13- 1 ↳ Plug 12 2251.253 -- φ 1.4% · Kh 0.0 mD · Density 2.65 · GEOCHEM GROUP LTD SST PK/BRN F-C A CALC CMT --
98/13- 1 ↳ Plug 13 2251.558 -- φ 0.9% · Kh 0.0 mD · Density 2.65 · GEOCHEM GROUP LTD SST PK/BRN M-C A CALC CMT --
98/13- 1 ↳ Plug 14 2251.862 -- φ 3.9% · Kh 0.9 mD · Kv 0.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST GY/BRN M-VC A CALC VL PBL --
98/13- 1 ↳ Plug 15 2252.167 -- φ 1.0% · Kh 0.1 mD · Density 2.65 · GEOCHEM GROUP LTD SST PK/BRN M-C A CALC R PBL --
98/13- 1 ↳ Plug 16 2252.472 -- φ 3.8% · Kh 3.7 mD · Density 2.63 · GEOCHEM GROUP LTD SST LT GY/BRN M-VC A CALC C PBL --
98/13- 1 ↳ Plug 17 2252.777 -- φ 2.2% · Kh 0.2 mD · Kv 0.2 mD · Density 2.64 · GEOCHEM GROUP LTD SST GY/BRN M-VC A CALC C PBL --
98/13- 1 ↳ Plug 18 2253.085 -- φ 1.9% · Kh 0.6 mD · Density 2.64 · GEOCHEM GROUP LTD SST BRN M-VC A CALC R PBL --
98/13- 1 ↳ Plug 19 2253.115 -- φ 1.6% · Kh 3.1 mD · Density 2.65 · GEOCHEM GROUP LTD SST BRN C-VC A CALC A PBL --
98/13- 1 ↳ Plug 20 2253.691 -- φ 2.5% · Kv 0.2 mD · Density 2.65 · GEOCHEM GROUP LTD SST BRN C-VC A CALC CMT --
98/13- 1 ↳ Plug 21 2253.996 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 22 2254.301 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 23 2254.606 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 24 2254.91 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 25 2255.215 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 26 2255.52 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 27 2255.825 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 28 2256.13 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 29 2256.434 -- φ 10.4% · Kh 56.0 mD · Kv 6.7 mD · Density 2.64 · GEOCHEM GROUP LTD SST BRN F-C R CALC CMT --
98/13- 1 ↳ Plug 30 2256.739 -- φ 13.3% · Kh 95.0 mD · Density 2.63 · GEOCHEM GROUP LTD SST BRN F-C R CALC CMT --
98/13- 1 ↳ Plug 31 2257.044 -- φ 11.3% · Kh 98.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST BRN F-C C CALC CMT --
98/13- 1 ↳ Plug 32 2257.349 -- φ 13.8% · Kh 163.0 mD · Kv 161.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST BRN F-M R CALC CMT --
98/13- 1 ↳ Plug 33 2257.654 -- φ 14.1% · Kh 141.0 mD · Density 2.64 · GEOCHEM GROUP LTD SST BRN F-C R CALC CMT --
98/13- 1 ↳ Plug 34 2257.958 -- φ 3.5% · Kh 0.2 mD · Density 2.64 · GEOCHEM GROUP LTD SST GY/BRN F-C C CALC CMT --
98/13- 1 ↳ Plug 35 2257.989 -- φ 1.7% · Kh 0.1 mD · Kv 0.1 mD · Density 2.65 · GEOCHEM GROUP LTD SST GY/BRN F-C A CALC CMT PBL --
98/13- 1 ↳ Plug 36 2258.568 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 37 2258.873 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 38 2259.178 -- GEOCHEM GROUP LTD SILTSTONE --
98/13- 1 ↳ Plug 39 2259.482 -- GEOCHEM GROUP LTD SILTSTONE --

Wireline Log Inventory (Ingested Curves)

Wellbore Depth Start (m) Depth Stop (m) Typed Curves Auto-scaled Ingested
98/13- 1 37.79520034790039 2425.750732421875 12 0 2026-08-06 19:06:12.6444+00 View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser
98/13- 1
Curve Type Best Mnemonic Source Depth Start (m) Depth Stop (m) Samples
bulk_density ZDEN CGG Digital Well Logs 1526.286 2424.5316000000003 5895
caliper CAL CGG Digital Well Logs 237.5916 2425.7508000000003 14275
caliper CALI CGG Digital Well Logs 1524.6096 2425.7508000000003 5914
comp_sonic AC CGG Digital Well Logs 240.3348 2423.1600000000003 14277
deep_resistivity RILD CGG Digital Well Logs 240.3348 1523.6952 8422
deep_resistivity RD CGG Digital Well Logs 1538.1732000000002 2410.8156 5727
deep_resistivity RESD CGG Digital Well Logs 240.3348 2410.8156 14148
density_correction ZCOR CGG Digital Well Logs 1526.286 2424.5316000000003 5895
gamma_ray GRD CGG Digital Well Logs 1506.7788 2418.7404 5985
gamma_ray GRL CGG Digital Well Logs 1524.6096 2417.3688 5859
gamma_ray GR CGG Digital Well Logs 37.7952 2417.3688 15615
med_resistivity RILM CGG Digital Well Logs 240.3348 1524.1524000000002 8425
med_resistivity RESM CGG Digital Well Logs 240.3348 2410.8156 14151
micro_resistivity RMLL CGG Digital Well Logs 1538.1732000000002 2425.1412 5821
neutron_por CNC CGG Digital Well Logs 1515.7704 2419.5024000000003 5931
pef PE CGG Digital Well Logs 1526.286 2424.5316000000003 5895
potassium K CGG Digital Well Logs 1506.7788 2418.7404 5985
shallow_resistivity RFOC CGG Digital Well Logs 240.3348 1525.9812000000002 8437
shallow_resistivity RS CGG Digital Well Logs 1538.1732000000002 2410.8156 5727
sp SP CGG Digital Well Logs 1538.1732000000002 2403.5004 5679
thorium TH CGG Digital Well Logs 1506.7788 2418.7404 5985

Survey Inventory (Deviation)

Open full Survey detail
Wellbore Stations Max MD (m) Max TVDSS (m) Survey File
98/13- 1 83 2426.208 2387.381 D:\BigSpatial\nsta_raw\CGG_Deviation\98-13-1 13571bo_CGG-Deviation.xlsx

Related Documents

Open Document Search
Searching related documents...